diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
index f5b2cd12c0..ccd7b48108 100644
--- a/src/bin/psql/command.c
+++ b/src/bin/psql/command.c
@@ -1103,21 +1103,7 @@ exec_command_ef_ev(PsqlScanState scan_state, bool active_branch,
 													  NULL, true);
 		int			lineno = -1;
 
-		if (pset.sversion < (is_func ? 80400 : 70400))
-		{
-			char		sverbuf[32];
-
-			formatPGVersionNumber(pset.sversion, false,
-								  sverbuf, sizeof(sverbuf));
-			if (is_func)
-				pg_log_error("The server (version %s) does not support editing function source.",
-							 sverbuf);
-			else
-				pg_log_error("The server (version %s) does not support editing view definitions.",
-							 sverbuf);
-			status = PSQL_CMD_ERROR;
-		}
-		else if (!query_buf)
+		if (!query_buf)
 		{
 			pg_log_error("no query buffer");
 			status = PSQL_CMD_ERROR;
@@ -2418,21 +2404,7 @@ exec_command_sf_sv(PsqlScanState scan_state, bool active_branch,
 		buf = createPQExpBuffer();
 		obj_desc = psql_scan_slash_option(scan_state,
 										  OT_WHOLE_LINE, NULL, true);
-		if (pset.sversion < (is_func ? 80400 : 70400))
-		{
-			char		sverbuf[32];
-
-			formatPGVersionNumber(pset.sversion, false,
-								  sverbuf, sizeof(sverbuf));
-			if (is_func)
-				pg_log_error("The server (version %s) does not support showing function source.",
-							 sverbuf);
-			else
-				pg_log_error("The server (version %s) does not support showing view definitions.",
-							 sverbuf);
-			status = PSQL_CMD_ERROR;
-		}
-		else if (!obj_desc)
+		if (!obj_desc)
 		{
 			if (is_func)
 				pg_log_error("function name is required");
@@ -3611,7 +3583,12 @@ connection_warnings(bool in_startup)
 		else if (in_startup)
 			printf("%s (%s)\n", pset.progname, PG_VERSION);
 
-		if (pset.sversion / 100 > client_ver / 100)
+		/*
+		 * Warn if server's major version is newer than ours, or if server
+		 * predates our support cutoff (currently 9.2).
+		 */
+		if (pset.sversion / 100 > client_ver / 100 ||
+			pset.sversion < 90200)
 			printf(_("WARNING: %s major version %s, server major version %s.\n"
 					 "         Some psql features might not work.\n"),
 				   pset.progname,
@@ -5271,8 +5248,7 @@ get_create_object_cmd(EditableObjectType obj_type, Oid oid,
 			 * ensure the right view gets replaced.  Also, check relation kind
 			 * to be sure it's a view.
 			 *
-			 * Starting with 9.2, views may have reloptions (security_barrier)
-			 * and from 9.4 onwards they may also have WITH [LOCAL|CASCADED]
+			 * Starting with PG 9.4, views may have WITH [LOCAL|CASCADED]
 			 * CHECK OPTION.  These are not part of the view definition
 			 * returned by pg_get_viewdef() and so need to be retrieved
 			 * separately.  Materialized views (introduced in 9.3) may have
@@ -5291,24 +5267,12 @@ get_create_object_cmd(EditableObjectType obj_type, Oid oid,
 								  "ON c.relnamespace = n.oid WHERE c.oid = %u",
 								  oid);
 			}
-			else if (pset.sversion >= 90200)
-			{
-				printfPQExpBuffer(query,
-								  "SELECT nspname, relname, relkind, "
-								  "pg_catalog.pg_get_viewdef(c.oid, true), "
-								  "c.reloptions AS reloptions, "
-								  "NULL AS checkoption "
-								  "FROM pg_catalog.pg_class c "
-								  "LEFT JOIN pg_catalog.pg_namespace n "
-								  "ON c.relnamespace = n.oid WHERE c.oid = %u",
-								  oid);
-			}
 			else
 			{
 				printfPQExpBuffer(query,
 								  "SELECT nspname, relname, relkind, "
 								  "pg_catalog.pg_get_viewdef(c.oid, true), "
-								  "NULL AS reloptions, "
+								  "c.reloptions AS reloptions, "
 								  "NULL AS checkoption "
 								  "FROM pg_catalog.pg_class c "
 								  "LEFT JOIN pg_catalog.pg_namespace n "
diff --git a/src/bin/psql/common.c b/src/bin/psql/common.c
index 1b224bf9e4..ec975c3e2a 100644
--- a/src/bin/psql/common.c
+++ b/src/bin/psql/common.c
@@ -1200,7 +1200,6 @@ SendQuery(const char *query)
 	bool		OK = false;
 	int			i;
 	bool		on_error_rollback_savepoint = false;
-	static bool on_error_rollback_warning = false;
 
 	if (!pset.db)
 	{
@@ -1264,28 +1263,16 @@ SendQuery(const char *query)
 		(pset.cur_cmd_interactive ||
 		 pset.on_error_rollback == PSQL_ERROR_ROLLBACK_ON))
 	{
-		if (on_error_rollback_warning == false && pset.sversion < 80000)
+		results = PQexec(pset.db, "SAVEPOINT pg_psql_temporary_savepoint");
+		if (PQresultStatus(results) != PGRES_COMMAND_OK)
 		{
-			char		sverbuf[32];
-
-			pg_log_warning("The server (version %s) does not support savepoints for ON_ERROR_ROLLBACK.",
-						   formatPGVersionNumber(pset.sversion, false,
-												 sverbuf, sizeof(sverbuf)));
-			on_error_rollback_warning = true;
-		}
-		else
-		{
-			results = PQexec(pset.db, "SAVEPOINT pg_psql_temporary_savepoint");
-			if (PQresultStatus(results) != PGRES_COMMAND_OK)
-			{
-				pg_log_info("%s", PQerrorMessage(pset.db));
-				ClearOrSaveResult(results);
-				ResetCancelConn();
-				goto sendquery_cleanup;
-			}
+			pg_log_info("%s", PQerrorMessage(pset.db));
 			ClearOrSaveResult(results);
-			on_error_rollback_savepoint = true;
+			ResetCancelConn();
+			goto sendquery_cleanup;
 		}
+		ClearOrSaveResult(results);
+		on_error_rollback_savepoint = true;
 	}
 
 	if (pset.gdesc_flag)
diff --git a/src/bin/psql/describe.c b/src/bin/psql/describe.c
index 72d8547628..c28788e84f 100644
--- a/src/bin/psql/describe.c
+++ b/src/bin/psql/describe.c
@@ -3,8 +3,9 @@
  *
  * Support for the various \d ("describe") commands.  Note that the current
  * expectation is that all functions in this file will succeed when working
- * with servers of versions 7.4 and up.  It's okay to omit irrelevant
- * information for an old server, but not to fail outright.
+ * with servers of versions 9.2 and up.  It's okay to omit irrelevant
+ * information for an old server, but not to fail outright.  (But failing
+ * against a pre-9.2 server is allowed.)
  *
  * Copyright (c) 2000-2021, PostgreSQL Global Development Group
  *
@@ -72,35 +73,15 @@ describeAggregates(const char *pattern, bool verbose, bool showSystem)
 	printfPQExpBuffer(&buf,
 					  "SELECT n.nspname as \"%s\",\n"
 					  "  p.proname AS \"%s\",\n"
-					  "  pg_catalog.format_type(p.prorettype, NULL) AS \"%s\",\n",
+					  "  pg_catalog.format_type(p.prorettype, NULL) AS \"%s\",\n"
+					  "  CASE WHEN p.pronargs = 0\n"
+					  "    THEN CAST('*' AS pg_catalog.text)\n"
+					  "    ELSE pg_catalog.pg_get_function_arguments(p.oid)\n"
+					  "  END AS \"%s\",\n",
 					  gettext_noop("Schema"),
 					  gettext_noop("Name"),
-					  gettext_noop("Result data type"));
-
-	if (pset.sversion >= 80400)
-		appendPQExpBuffer(&buf,
-						  "  CASE WHEN p.pronargs = 0\n"
-						  "    THEN CAST('*' AS pg_catalog.text)\n"
-						  "    ELSE pg_catalog.pg_get_function_arguments(p.oid)\n"
-						  "  END AS \"%s\",\n",
-						  gettext_noop("Argument data types"));
-	else if (pset.sversion >= 80200)
-		appendPQExpBuffer(&buf,
-						  "  CASE WHEN p.pronargs = 0\n"
-						  "    THEN CAST('*' AS pg_catalog.text)\n"
-						  "    ELSE\n"
-						  "    pg_catalog.array_to_string(ARRAY(\n"
-						  "      SELECT\n"
-						  "        pg_catalog.format_type(p.proargtypes[s.i], NULL)\n"
-						  "      FROM\n"
-						  "        pg_catalog.generate_series(0, pg_catalog.array_upper(p.proargtypes, 1)) AS s(i)\n"
-						  "    ), ', ')\n"
-						  "  END AS \"%s\",\n",
-						  gettext_noop("Argument data types"));
-	else
-		appendPQExpBuffer(&buf,
-						  "  pg_catalog.format_type(p.proargtypes[0], NULL) AS \"%s\",\n",
-						  gettext_noop("Argument data types"));
+					  gettext_noop("Result data type"),
+					  gettext_noop("Argument data types"));
 
 	if (pset.sversion >= 110000)
 		appendPQExpBuffer(&buf,
@@ -223,55 +204,28 @@ describeTablespaces(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80000)
-	{
-		char		sverbuf[32];
-
-		pg_log_info("The server (version %s) does not support tablespaces.",
-					formatPGVersionNumber(pset.sversion, false,
-										  sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
-	if (pset.sversion >= 90200)
-		printfPQExpBuffer(&buf,
-						  "SELECT spcname AS \"%s\",\n"
-						  "  pg_catalog.pg_get_userbyid(spcowner) AS \"%s\",\n"
-						  "  pg_catalog.pg_tablespace_location(oid) AS \"%s\"",
-						  gettext_noop("Name"),
-						  gettext_noop("Owner"),
-						  gettext_noop("Location"));
-	else
-		printfPQExpBuffer(&buf,
-						  "SELECT spcname AS \"%s\",\n"
-						  "  pg_catalog.pg_get_userbyid(spcowner) AS \"%s\",\n"
-						  "  spclocation AS \"%s\"",
-						  gettext_noop("Name"),
-						  gettext_noop("Owner"),
-						  gettext_noop("Location"));
+	printfPQExpBuffer(&buf,
+					  "SELECT spcname AS \"%s\",\n"
+					  "  pg_catalog.pg_get_userbyid(spcowner) AS \"%s\",\n"
+					  "  pg_catalog.pg_tablespace_location(oid) AS \"%s\"",
+					  gettext_noop("Name"),
+					  gettext_noop("Owner"),
+					  gettext_noop("Location"));
 
 	if (verbose)
 	{
 		appendPQExpBufferStr(&buf, ",\n  ");
 		printACLColumn(&buf, "spcacl");
-	}
-
-	if (verbose && pset.sversion >= 90000)
-		appendPQExpBuffer(&buf,
-						  ",\n  spcoptions AS \"%s\"",
-						  gettext_noop("Options"));
-
-	if (verbose && pset.sversion >= 90200)
-		appendPQExpBuffer(&buf,
-						  ",\n  pg_catalog.pg_size_pretty(pg_catalog.pg_tablespace_size(oid)) AS \"%s\"",
-						  gettext_noop("Size"));
-
-	if (verbose && pset.sversion >= 80200)
 		appendPQExpBuffer(&buf,
+						  ",\n  spcoptions AS \"%s\""
+						  ",\n  pg_catalog.pg_size_pretty(pg_catalog.pg_tablespace_size(oid)) AS \"%s\""
 						  ",\n  pg_catalog.shobj_description(oid, 'pg_tablespace') AS \"%s\"",
+						  gettext_noop("Options"),
+						  gettext_noop("Size"),
 						  gettext_noop("Description"));
+	}
 
 	appendPQExpBufferStr(&buf,
 						 "\nFROM pg_catalog.pg_tablespace\n");
@@ -348,24 +302,11 @@ describeFunctions(const char *functypes, const char *func_pattern,
 		return true;
 	}
 
-	if (showWindow && pset.sversion < 80400)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("\\df does not take a \"%c\" option with server version %s",
-					 'w',
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	if (!showAggregate && !showNormal && !showProcedure && !showTrigger && !showWindow)
 	{
-		showAggregate = showNormal = showTrigger = true;
+		showAggregate = showNormal = showTrigger = showWindow = true;
 		if (pset.sversion >= 110000)
 			showProcedure = true;
-		if (pset.sversion >= 80400)
-			showWindow = true;
 	}
 
 	initPQExpBuffer(&buf);
@@ -394,7 +335,7 @@ describeFunctions(const char *functypes, const char *func_pattern,
 						  gettext_noop("proc"),
 						  gettext_noop("func"),
 						  gettext_noop("Type"));
-	else if (pset.sversion >= 80400)
+	else
 		appendPQExpBuffer(&buf,
 						  "  pg_catalog.pg_get_function_result(p.oid) as \"%s\",\n"
 						  "  pg_catalog.pg_get_function_arguments(p.oid) as \"%s\",\n"
@@ -412,68 +353,6 @@ describeFunctions(const char *functypes, const char *func_pattern,
 						  gettext_noop("trigger"),
 						  gettext_noop("func"),
 						  gettext_noop("Type"));
-	else if (pset.sversion >= 80100)
-		appendPQExpBuffer(&buf,
-						  "  CASE WHEN p.proretset THEN 'SETOF ' ELSE '' END ||\n"
-						  "  pg_catalog.format_type(p.prorettype, NULL) as \"%s\",\n"
-						  "  CASE WHEN proallargtypes IS NOT NULL THEN\n"
-						  "    pg_catalog.array_to_string(ARRAY(\n"
-						  "      SELECT\n"
-						  "        CASE\n"
-						  "          WHEN p.proargmodes[s.i] = 'i' THEN ''\n"
-						  "          WHEN p.proargmodes[s.i] = 'o' THEN 'OUT '\n"
-						  "          WHEN p.proargmodes[s.i] = 'b' THEN 'INOUT '\n"
-						  "          WHEN p.proargmodes[s.i] = 'v' THEN 'VARIADIC '\n"
-						  "        END ||\n"
-						  "        CASE\n"
-						  "          WHEN COALESCE(p.proargnames[s.i], '') = '' THEN ''\n"
-						  "          ELSE p.proargnames[s.i] || ' '\n"
-						  "        END ||\n"
-						  "        pg_catalog.format_type(p.proallargtypes[s.i], NULL)\n"
-						  "      FROM\n"
-						  "        pg_catalog.generate_series(1, pg_catalog.array_upper(p.proallargtypes, 1)) AS s(i)\n"
-						  "    ), ', ')\n"
-						  "  ELSE\n"
-						  "    pg_catalog.array_to_string(ARRAY(\n"
-						  "      SELECT\n"
-						  "        CASE\n"
-						  "          WHEN COALESCE(p.proargnames[s.i+1], '') = '' THEN ''\n"
-						  "          ELSE p.proargnames[s.i+1] || ' '\n"
-						  "          END ||\n"
-						  "        pg_catalog.format_type(p.proargtypes[s.i], NULL)\n"
-						  "      FROM\n"
-						  "        pg_catalog.generate_series(0, pg_catalog.array_upper(p.proargtypes, 1)) AS s(i)\n"
-						  "    ), ', ')\n"
-						  "  END AS \"%s\",\n"
-						  "  CASE\n"
-						  "    WHEN p.proisagg THEN '%s'\n"
-						  "    WHEN p.prorettype = 'pg_catalog.trigger'::pg_catalog.regtype THEN '%s'\n"
-						  "    ELSE '%s'\n"
-						  "  END AS \"%s\"",
-						  gettext_noop("Result data type"),
-						  gettext_noop("Argument data types"),
-		/* translator: "agg" is short for "aggregate" */
-						  gettext_noop("agg"),
-						  gettext_noop("trigger"),
-						  gettext_noop("func"),
-						  gettext_noop("Type"));
-	else
-		appendPQExpBuffer(&buf,
-						  "  CASE WHEN p.proretset THEN 'SETOF ' ELSE '' END ||\n"
-						  "  pg_catalog.format_type(p.prorettype, NULL) as \"%s\",\n"
-						  "  pg_catalog.oidvectortypes(p.proargtypes) as \"%s\",\n"
-						  "  CASE\n"
-						  "    WHEN p.proisagg THEN '%s'\n"
-						  "    WHEN p.prorettype = 'pg_catalog.trigger'::pg_catalog.regtype THEN '%s'\n"
-						  "    ELSE '%s'\n"
-						  "  END AS \"%s\"",
-						  gettext_noop("Result data type"),
-						  gettext_noop("Argument data types"),
-		/* translator: "agg" is short for "aggregate" */
-						  gettext_noop("agg"),
-						  gettext_noop("trigger"),
-						  gettext_noop("func"),
-						  gettext_noop("Type"));
 
 	if (verbose)
 	{
@@ -582,7 +461,7 @@ describeFunctions(const char *functypes, const char *func_pattern,
 			}
 			appendPQExpBufferStr(&buf, "p.prorettype <> 'pg_catalog.trigger'::pg_catalog.regtype\n");
 		}
-		if (!showWindow && pset.sversion >= 80400)
+		if (!showWindow)
 		{
 			if (have_where)
 				appendPQExpBufferStr(&buf, "      AND ");
@@ -727,6 +606,7 @@ describeTypes(const char *pattern, bool verbose, bool showSystem)
 					  gettext_noop("Schema"),
 					  gettext_noop("Name"));
 	if (verbose)
+	{
 		appendPQExpBuffer(&buf,
 						  "  t.typname AS \"%s\",\n"
 						  "  CASE WHEN t.typrelid != 0\n"
@@ -734,39 +614,21 @@ describeTypes(const char *pattern, bool verbose, bool showSystem)
 						  "    WHEN t.typlen < 0\n"
 						  "      THEN CAST('var' AS pg_catalog.text)\n"
 						  "    ELSE CAST(t.typlen AS pg_catalog.text)\n"
-						  "  END AS \"%s\",\n",
-						  gettext_noop("Internal name"),
-						  gettext_noop("Size"));
-	if (verbose && pset.sversion >= 80300)
-	{
-		appendPQExpBufferStr(&buf,
-							 "  pg_catalog.array_to_string(\n"
-							 "      ARRAY(\n"
-							 "          SELECT e.enumlabel\n"
-							 "          FROM pg_catalog.pg_enum e\n"
-							 "          WHERE e.enumtypid = t.oid\n");
-
-		if (pset.sversion >= 90100)
-			appendPQExpBufferStr(&buf,
-								 "          ORDER BY e.enumsortorder\n");
-		else
-			appendPQExpBufferStr(&buf,
-								 "          ORDER BY e.oid\n");
-
-		appendPQExpBuffer(&buf,
+						  "  END AS \"%s\",\n"
+						  "  pg_catalog.array_to_string(\n"
+						  "      ARRAY(\n"
+						  "          SELECT e.enumlabel\n"
+						  "          FROM pg_catalog.pg_enum e\n"
+						  "          WHERE e.enumtypid = t.oid\n"
+						  "          ORDER BY e.enumsortorder\n"
 						  "      ),\n"
 						  "      E'\\n'\n"
-						  "  ) AS \"%s\",\n",
-						  gettext_noop("Elements"));
-	}
-	if (verbose)
-	{
-		appendPQExpBuffer(&buf,
+						  "  ) AS \"%s\",\n"
 						  "  pg_catalog.pg_get_userbyid(t.typowner) AS \"%s\",\n",
+						  gettext_noop("Internal name"),
+						  gettext_noop("Size"),
+						  gettext_noop("Elements"),
 						  gettext_noop("Owner"));
-	}
-	if (verbose && pset.sversion >= 90200)
-	{
 		printACLColumn(&buf, "t.typacl");
 		appendPQExpBufferStr(&buf, ",\n  ");
 	}
@@ -788,16 +650,10 @@ describeTypes(const char *pattern, bool verbose, bool showSystem)
 						 "WHERE c.oid = t.typrelid))\n");
 
 	/*
-	 * do not include array types unless the pattern contains [] (before 8.3
-	 * we have to use the assumption that their names start with underscore)
+	 * do not include array types unless the pattern contains []
 	 */
 	if (pattern == NULL || strstr(pattern, "[]") == NULL)
-	{
-		if (pset.sversion >= 80300)
-			appendPQExpBufferStr(&buf, "  AND NOT EXISTS(SELECT 1 FROM pg_catalog.pg_type el WHERE el.oid = t.typelem AND el.typarray = t.oid)\n");
-		else
-			appendPQExpBufferStr(&buf, "  AND t.typname !~ '^_'\n");
-	}
+		appendPQExpBufferStr(&buf, "  AND NOT EXISTS(SELECT 1 FROM pg_catalog.pg_type el WHERE el.oid = t.typelem AND el.typarray = t.oid)\n");
 
 	if (!showSystem && !pattern)
 		appendPQExpBufferStr(&buf, "      AND n.nspname <> 'pg_catalog'\n"
@@ -902,12 +758,11 @@ describeOperators(const char *oper_pattern,
 	 * operators, preferring to let the comment on the underlying function
 	 * suffice.  The coalesce() on the obj_description() calls below supports
 	 * this convention by providing a fallback lookup of a comment on the
-	 * operator's function.  As of 9.1 there is a policy that every built-in
+	 * operator's function.  Since 9.1 there is a policy that every built-in
 	 * operator should have a comment; so the coalesce() is no longer
 	 * necessary so far as built-in operators are concerned.  We keep it
-	 * anyway, for now, because (1) third-party modules may still be following
-	 * the old convention, and (2) we'd need to do it anyway when talking to a
-	 * pre-9.1 server.
+	 * anyway, for now, because third-party modules may still be following the
+	 * old convention.
 	 *
 	 * The support for postfix operators in this query is dead code as of
 	 * Postgres 14, but we need to keep it for as long as we support talking
@@ -1033,36 +888,30 @@ listAllDbs(const char *pattern, bool verbose)
 	printfPQExpBuffer(&buf,
 					  "SELECT d.datname as \"%s\",\n"
 					  "       pg_catalog.pg_get_userbyid(d.datdba) as \"%s\",\n"
-					  "       pg_catalog.pg_encoding_to_char(d.encoding) as \"%s\",\n",
+					  "       pg_catalog.pg_encoding_to_char(d.encoding) as \"%s\",\n"
+					  "       d.datcollate as \"%s\",\n"
+					  "       d.datctype as \"%s\",\n",
 					  gettext_noop("Name"),
 					  gettext_noop("Owner"),
-					  gettext_noop("Encoding"));
-	if (pset.sversion >= 80400)
-		appendPQExpBuffer(&buf,
-						  "       d.datcollate as \"%s\",\n"
-						  "       d.datctype as \"%s\",\n",
-						  gettext_noop("Collate"),
-						  gettext_noop("Ctype"));
+					  gettext_noop("Encoding"),
+					  gettext_noop("Collate"),
+					  gettext_noop("Ctype"));
 	appendPQExpBufferStr(&buf, "       ");
 	printACLColumn(&buf, "d.datacl");
-	if (verbose && pset.sversion >= 80200)
+	if (verbose)
 		appendPQExpBuffer(&buf,
 						  ",\n       CASE WHEN pg_catalog.has_database_privilege(d.datname, 'CONNECT')\n"
 						  "            THEN pg_catalog.pg_size_pretty(pg_catalog.pg_database_size(d.datname))\n"
 						  "            ELSE 'No Access'\n"
-						  "       END as \"%s\"",
-						  gettext_noop("Size"));
-	if (verbose && pset.sversion >= 80000)
-		appendPQExpBuffer(&buf,
-						  ",\n       t.spcname as \"%s\"",
-						  gettext_noop("Tablespace"));
-	if (verbose && pset.sversion >= 80200)
-		appendPQExpBuffer(&buf,
+						  "       END as \"%s\""
+						  ",\n       t.spcname as \"%s\""
 						  ",\n       pg_catalog.shobj_description(d.oid, 'pg_database') as \"%s\"",
+						  gettext_noop("Size"),
+						  gettext_noop("Tablespace"),
 						  gettext_noop("Description"));
 	appendPQExpBufferStr(&buf,
 						 "\nFROM pg_catalog.pg_database d\n");
-	if (verbose && pset.sversion >= 80000)
+	if (verbose)
 		appendPQExpBufferStr(&buf,
 							 "  JOIN pg_catalog.pg_tablespace t on d.dattablespace = t.oid\n");
 
@@ -1128,14 +977,13 @@ permissionsList(const char *pattern)
 
 	printACLColumn(&buf, "c.relacl");
 
-	if (pset.sversion >= 80400)
-		appendPQExpBuffer(&buf,
-						  ",\n  pg_catalog.array_to_string(ARRAY(\n"
-						  "    SELECT attname || E':\\n  ' || pg_catalog.array_to_string(attacl, E'\\n  ')\n"
-						  "    FROM pg_catalog.pg_attribute a\n"
-						  "    WHERE attrelid = c.oid AND NOT attisdropped AND attacl IS NOT NULL\n"
-						  "  ), E'\\n') AS \"%s\"",
-						  gettext_noop("Column privileges"));
+	appendPQExpBuffer(&buf,
+					  ",\n  pg_catalog.array_to_string(ARRAY(\n"
+					  "    SELECT attname || E':\\n  ' || pg_catalog.array_to_string(attacl, E'\\n  ')\n"
+					  "    FROM pg_catalog.pg_attribute a\n"
+					  "    WHERE attrelid = c.oid AND NOT attisdropped AND attacl IS NOT NULL\n"
+					  "  ), E'\\n') AS \"%s\"",
+					  gettext_noop("Column privileges"));
 
 	if (pset.sversion >= 90500 && pset.sversion < 100000)
 		appendPQExpBuffer(&buf,
@@ -1259,16 +1107,6 @@ listDefaultACLs(const char *pattern)
 	printQueryOpt myopt = pset.popt;
 	static const bool translate_columns[] = {false, false, true, false};
 
-	if (pset.sversion < 90000)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support altering default privileges.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf,
@@ -1397,63 +1235,49 @@ objectDescription(const char *pattern, bool showSystem)
 						  false, "n.nspname", "pgc.conname", NULL,
 						  "pg_catalog.pg_type_is_visible(t.oid)");
 
+	/* Operator class descriptions */
+	appendPQExpBuffer(&buf,
+					  "UNION ALL\n"
+					  "  SELECT o.oid as oid, o.tableoid as tableoid,\n"
+					  "  n.nspname as nspname,\n"
+					  "  CAST(o.opcname AS pg_catalog.text) as name,\n"
+					  "  CAST('%s' AS pg_catalog.text) as object\n"
+					  "  FROM pg_catalog.pg_opclass o\n"
+					  "    JOIN pg_catalog.pg_am am ON "
+					  "o.opcmethod = am.oid\n"
+					  "    JOIN pg_catalog.pg_namespace n ON "
+					  "n.oid = o.opcnamespace\n",
+					  gettext_noop("operator class"));
 
-	/*
-	 * pg_opclass.opcmethod only available in 8.3+
-	 */
-	if (pset.sversion >= 80300)
-	{
-		/* Operator class descriptions */
-		appendPQExpBuffer(&buf,
-						  "UNION ALL\n"
-						  "  SELECT o.oid as oid, o.tableoid as tableoid,\n"
-						  "  n.nspname as nspname,\n"
-						  "  CAST(o.opcname AS pg_catalog.text) as name,\n"
-						  "  CAST('%s' AS pg_catalog.text) as object\n"
-						  "  FROM pg_catalog.pg_opclass o\n"
-						  "    JOIN pg_catalog.pg_am am ON "
-						  "o.opcmethod = am.oid\n"
-						  "    JOIN pg_catalog.pg_namespace n ON "
-						  "n.oid = o.opcnamespace\n",
-						  gettext_noop("operator class"));
+	if (!showSystem && !pattern)
+		appendPQExpBufferStr(&buf, "      AND n.nspname <> 'pg_catalog'\n"
+							 "      AND n.nspname <> 'information_schema'\n");
 
-		if (!showSystem && !pattern)
-			appendPQExpBufferStr(&buf, "      AND n.nspname <> 'pg_catalog'\n"
-								 "      AND n.nspname <> 'information_schema'\n");
+	processSQLNamePattern(pset.db, &buf, pattern, true, false,
+						  "n.nspname", "o.opcname", NULL,
+						  "pg_catalog.pg_opclass_is_visible(o.oid)");
 
-		processSQLNamePattern(pset.db, &buf, pattern, true, false,
-							  "n.nspname", "o.opcname", NULL,
-							  "pg_catalog.pg_opclass_is_visible(o.oid)");
-	}
+	/* Operator family descriptions */
+	appendPQExpBuffer(&buf,
+					  "UNION ALL\n"
+					  "  SELECT opf.oid as oid, opf.tableoid as tableoid,\n"
+					  "  n.nspname as nspname,\n"
+					  "  CAST(opf.opfname AS pg_catalog.text) AS name,\n"
+					  "  CAST('%s' AS pg_catalog.text) as object\n"
+					  "  FROM pg_catalog.pg_opfamily opf\n"
+					  "    JOIN pg_catalog.pg_am am "
+					  "ON opf.opfmethod = am.oid\n"
+					  "    JOIN pg_catalog.pg_namespace n "
+					  "ON opf.opfnamespace = n.oid\n",
+					  gettext_noop("operator family"));
 
-	/*
-	 * although operator family comments have been around since 8.3,
-	 * pg_opfamily_is_visible is only available in 9.2+
-	 */
-	if (pset.sversion >= 90200)
-	{
-		/* Operator family descriptions */
-		appendPQExpBuffer(&buf,
-						  "UNION ALL\n"
-						  "  SELECT opf.oid as oid, opf.tableoid as tableoid,\n"
-						  "  n.nspname as nspname,\n"
-						  "  CAST(opf.opfname AS pg_catalog.text) AS name,\n"
-						  "  CAST('%s' AS pg_catalog.text) as object\n"
-						  "  FROM pg_catalog.pg_opfamily opf\n"
-						  "    JOIN pg_catalog.pg_am am "
-						  "ON opf.opfmethod = am.oid\n"
-						  "    JOIN pg_catalog.pg_namespace n "
-						  "ON opf.opfnamespace = n.oid\n",
-						  gettext_noop("operator family"));
+	if (!showSystem && !pattern)
+		appendPQExpBufferStr(&buf, "      AND n.nspname <> 'pg_catalog'\n"
+							 "      AND n.nspname <> 'information_schema'\n");
 
-		if (!showSystem && !pattern)
-			appendPQExpBufferStr(&buf, "      AND n.nspname <> 'pg_catalog'\n"
-								 "      AND n.nspname <> 'information_schema'\n");
-
-		processSQLNamePattern(pset.db, &buf, pattern, true, false,
-							  "n.nspname", "opf.opfname", NULL,
-							  "pg_catalog.pg_opfamily_is_visible(opf.oid)");
-	}
+	processSQLNamePattern(pset.db, &buf, pattern, true, false,
+						  "n.nspname", "opf.opfname", NULL,
+						  "pg_catalog.pg_opfamily_is_visible(opf.oid)");
 
 	/* Rule descriptions (ignore rules for views) */
 	appendPQExpBuffer(&buf,
@@ -1737,7 +1561,7 @@ describeOneTableDetails(const char *schemaname,
 						   : "''"),
 						  oid);
 	}
-	else if (pset.sversion >= 90100)
+	else
 	{
 		printfPQExpBuffer(&buf,
 						  "SELECT c.relchecks, c.relkind, c.relhasindex, c.relhasrules, "
@@ -1754,66 +1578,6 @@ describeOneTableDetails(const char *schemaname,
 						   : "''"),
 						  oid);
 	}
-	else if (pset.sversion >= 90000)
-	{
-		printfPQExpBuffer(&buf,
-						  "SELECT c.relchecks, c.relkind, c.relhasindex, c.relhasrules, "
-						  "c.relhastriggers, false, false, c.relhasoids, "
-						  "false as relispartition, %s, c.reltablespace, "
-						  "CASE WHEN c.reloftype = 0 THEN '' ELSE c.reloftype::pg_catalog.regtype::pg_catalog.text END\n"
-						  "FROM pg_catalog.pg_class c\n "
-						  "LEFT JOIN pg_catalog.pg_class tc ON (c.reltoastrelid = tc.oid)\n"
-						  "WHERE c.oid = '%s';",
-						  (verbose ?
-						   "pg_catalog.array_to_string(c.reloptions || "
-						   "array(select 'toast.' || x from pg_catalog.unnest(tc.reloptions) x), ', ')\n"
-						   : "''"),
-						  oid);
-	}
-	else if (pset.sversion >= 80400)
-	{
-		printfPQExpBuffer(&buf,
-						  "SELECT c.relchecks, c.relkind, c.relhasindex, c.relhasrules, "
-						  "c.relhastriggers, false, false, c.relhasoids, "
-						  "false as relispartition, %s, c.reltablespace\n"
-						  "FROM pg_catalog.pg_class c\n "
-						  "LEFT JOIN pg_catalog.pg_class tc ON (c.reltoastrelid = tc.oid)\n"
-						  "WHERE c.oid = '%s';",
-						  (verbose ?
-						   "pg_catalog.array_to_string(c.reloptions || "
-						   "array(select 'toast.' || x from pg_catalog.unnest(tc.reloptions) x), ', ')\n"
-						   : "''"),
-						  oid);
-	}
-	else if (pset.sversion >= 80200)
-	{
-		printfPQExpBuffer(&buf,
-						  "SELECT relchecks, relkind, relhasindex, relhasrules, "
-						  "reltriggers <> 0, false, false, relhasoids, "
-						  "false as relispartition, %s, reltablespace\n"
-						  "FROM pg_catalog.pg_class WHERE oid = '%s';",
-						  (verbose ?
-						   "pg_catalog.array_to_string(reloptions, E', ')" : "''"),
-						  oid);
-	}
-	else if (pset.sversion >= 80000)
-	{
-		printfPQExpBuffer(&buf,
-						  "SELECT relchecks, relkind, relhasindex, relhasrules, "
-						  "reltriggers <> 0, false, false, relhasoids, "
-						  "false as relispartition, '', reltablespace\n"
-						  "FROM pg_catalog.pg_class WHERE oid = '%s';",
-						  oid);
-	}
-	else
-	{
-		printfPQExpBuffer(&buf,
-						  "SELECT relchecks, relkind, relhasindex, relhasrules, "
-						  "reltriggers <> 0, false, false, relhasoids, "
-						  "false as relispartition, '', ''\n"
-						  "FROM pg_catalog.pg_class WHERE oid = '%s';",
-						  oid);
-	}
 
 	res = PSQLexec(buf.data);
 	if (!res)
@@ -1836,15 +1600,11 @@ describeOneTableDetails(const char *schemaname,
 	tableinfo.forcerowsecurity = strcmp(PQgetvalue(res, 0, 6), "t") == 0;
 	tableinfo.hasoids = strcmp(PQgetvalue(res, 0, 7), "t") == 0;
 	tableinfo.ispartition = strcmp(PQgetvalue(res, 0, 8), "t") == 0;
-	tableinfo.reloptions = (pset.sversion >= 80200) ?
-		pg_strdup(PQgetvalue(res, 0, 9)) : NULL;
-	tableinfo.tablespace = (pset.sversion >= 80000) ?
-		atooid(PQgetvalue(res, 0, 10)) : 0;
-	tableinfo.reloftype = (pset.sversion >= 90000 &&
-						   strcmp(PQgetvalue(res, 0, 11), "") != 0) ?
+	tableinfo.reloptions = pg_strdup(PQgetvalue(res, 0, 9));
+	tableinfo.tablespace = atooid(PQgetvalue(res, 0, 10));
+	tableinfo.reloftype = (strcmp(PQgetvalue(res, 0, 11), "") != 0) ?
 		pg_strdup(PQgetvalue(res, 0, 11)) : NULL;
-	tableinfo.relpersistence = (pset.sversion >= 90100) ?
-		*(PQgetvalue(res, 0, 12)) : 0;
+	tableinfo.relpersistence = *(PQgetvalue(res, 0, 12));
 	tableinfo.relreplident = (pset.sversion >= 90400) ?
 		*(PQgetvalue(res, 0, 13)) : 'd';
 	if (pset.sversion >= 120000)
@@ -2010,11 +1770,8 @@ describeOneTableDetails(const char *schemaname,
 							 ",\n  a.attnotnull");
 		attrdef_col = cols++;
 		attnotnull_col = cols++;
-		if (pset.sversion >= 90100)
-			appendPQExpBufferStr(&buf, ",\n  (SELECT c.collname FROM pg_catalog.pg_collation c, pg_catalog.pg_type t\n"
-								 "   WHERE c.oid = a.attcollation AND t.oid = a.atttypid AND a.attcollation <> t.typcollation) AS attcollation");
-		else
-			appendPQExpBufferStr(&buf, ",\n  NULL AS attcollation");
+		appendPQExpBufferStr(&buf, ",\n  (SELECT c.collname FROM pg_catalog.pg_collation c, pg_catalog.pg_type t\n"
+							 "   WHERE c.oid = a.attcollation AND t.oid = a.atttypid AND a.attcollation <> t.typcollation) AS attcollation");
 		attcoll_col = cols++;
 		if (pset.sversion >= 100000)
 			appendPQExpBufferStr(&buf, ",\n  a.attidentity");
@@ -2041,8 +1798,8 @@ describeOneTableDetails(const char *schemaname,
 		appendPQExpBufferStr(&buf, ",\n  pg_catalog.pg_get_indexdef(a.attrelid, a.attnum, TRUE) AS indexdef");
 		indexdef_col = cols++;
 	}
-	/* FDW options for foreign table column, only for 9.2 or later */
-	if (tableinfo.relkind == RELKIND_FOREIGN_TABLE && pset.sversion >= 90200)
+	/* FDW options for foreign table column */
+	if (tableinfo.relkind == RELKIND_FOREIGN_TABLE)
 	{
 		appendPQExpBufferStr(&buf, ",\n  CASE WHEN attfdwoptions IS NULL THEN '' ELSE "
 							 "  '(' || pg_catalog.array_to_string(ARRAY(SELECT pg_catalog.quote_ident(option_name) || ' ' || pg_catalog.quote_literal(option_value)  FROM "
@@ -2141,11 +1898,6 @@ describeOneTableDetails(const char *schemaname,
 				printfPQExpBuffer(&title, _("Partitioned index \"%s.%s\""),
 								  schemaname, relationname);
 			break;
-		case 's':
-			/* not used as of 8.2, but keep it for backwards compatibility */
-			printfPQExpBuffer(&title, _("Special relation \"%s.%s\""),
-							  schemaname, relationname);
-			break;
 		case RELKIND_TOASTVALUE:
 			printfPQExpBuffer(&title, _("TOAST table \"%s.%s\""),
 							  schemaname, relationname);
@@ -2409,28 +2161,20 @@ describeOneTableDetails(const char *schemaname,
 		PGresult   *result;
 
 		printfPQExpBuffer(&buf,
-						  "SELECT i.indisunique, i.indisprimary, i.indisclustered, ");
-		if (pset.sversion >= 80200)
-			appendPQExpBufferStr(&buf, "i.indisvalid,\n");
-		else
-			appendPQExpBufferStr(&buf, "true AS indisvalid,\n");
-		if (pset.sversion >= 90000)
-			appendPQExpBufferStr(&buf,
-								 "  (NOT i.indimmediate) AND "
-								 "EXISTS (SELECT 1 FROM pg_catalog.pg_constraint "
-								 "WHERE conrelid = i.indrelid AND "
-								 "conindid = i.indexrelid AND "
-								 "contype IN ('p','u','x') AND "
-								 "condeferrable) AS condeferrable,\n"
-								 "  (NOT i.indimmediate) AND "
-								 "EXISTS (SELECT 1 FROM pg_catalog.pg_constraint "
-								 "WHERE conrelid = i.indrelid AND "
-								 "conindid = i.indexrelid AND "
-								 "contype IN ('p','u','x') AND "
-								 "condeferred) AS condeferred,\n");
-		else
-			appendPQExpBufferStr(&buf,
-								 "  false AS condeferrable, false AS condeferred,\n");
+						  "SELECT i.indisunique, i.indisprimary, i.indisclustered, "
+						  "i.indisvalid,\n"
+						  "  (NOT i.indimmediate) AND "
+						  "EXISTS (SELECT 1 FROM pg_catalog.pg_constraint "
+						  "WHERE conrelid = i.indrelid AND "
+						  "conindid = i.indexrelid AND "
+						  "contype IN ('p','u','x') AND "
+						  "condeferrable) AS condeferrable,\n"
+						  "  (NOT i.indimmediate) AND "
+						  "EXISTS (SELECT 1 FROM pg_catalog.pg_constraint "
+						  "WHERE conrelid = i.indrelid AND "
+						  "conindid = i.indexrelid AND "
+						  "contype IN ('p','u','x') AND "
+						  "condeferred) AS condeferred,\n");
 
 		if (pset.sversion >= 90400)
 			appendPQExpBufferStr(&buf, "i.indisreplident,\n");
@@ -2523,32 +2267,19 @@ describeOneTableDetails(const char *schemaname,
 		if (tableinfo.hasindex)
 		{
 			printfPQExpBuffer(&buf,
-							  "SELECT c2.relname, i.indisprimary, i.indisunique, i.indisclustered, ");
-			if (pset.sversion >= 80200)
-				appendPQExpBufferStr(&buf, "i.indisvalid, ");
-			else
-				appendPQExpBufferStr(&buf, "true as indisvalid, ");
-			appendPQExpBufferStr(&buf, "pg_catalog.pg_get_indexdef(i.indexrelid, 0, true),\n  ");
-			if (pset.sversion >= 90000)
-				appendPQExpBufferStr(&buf,
-									 "pg_catalog.pg_get_constraintdef(con.oid, true), "
-									 "contype, condeferrable, condeferred");
-			else
-				appendPQExpBufferStr(&buf,
-									 "null AS constraintdef, null AS contype, "
-									 "false AS condeferrable, false AS condeferred");
+							  "SELECT c2.relname, i.indisprimary, i.indisunique, "
+							  "i.indisclustered, i.indisvalid, "
+							  "pg_catalog.pg_get_indexdef(i.indexrelid, 0, true),\n  "
+							  "pg_catalog.pg_get_constraintdef(con.oid, true), "
+							  "contype, condeferrable, condeferred");
 			if (pset.sversion >= 90400)
 				appendPQExpBufferStr(&buf, ", i.indisreplident");
 			else
 				appendPQExpBufferStr(&buf, ", false AS indisreplident");
-			if (pset.sversion >= 80000)
-				appendPQExpBufferStr(&buf, ", c2.reltablespace");
-			appendPQExpBufferStr(&buf,
-								 "\nFROM pg_catalog.pg_class c, pg_catalog.pg_class c2, pg_catalog.pg_index i\n");
-			if (pset.sversion >= 90000)
-				appendPQExpBufferStr(&buf,
-									 "  LEFT JOIN pg_catalog.pg_constraint con ON (conrelid = i.indrelid AND conindid = i.indexrelid AND contype IN ('p','u','x'))\n");
+			appendPQExpBufferStr(&buf, ", c2.reltablespace");
 			appendPQExpBuffer(&buf,
+							  "\nFROM pg_catalog.pg_class c, pg_catalog.pg_class c2, pg_catalog.pg_index i\n"
+							  "  LEFT JOIN pg_catalog.pg_constraint con ON (conrelid = i.indrelid AND conindid = i.indexrelid AND contype IN ('p','u','x'))\n"
 							  "WHERE c.oid = '%s' AND c.oid = i.indrelid AND i.indexrelid = c2.oid\n"
 							  "ORDER BY i.indisprimary DESC, c2.relname;",
 							  oid);
@@ -2617,10 +2348,9 @@ describeOneTableDetails(const char *schemaname,
 					printTableAddFooter(&cont, buf.data);
 
 					/* Print tablespace of the index on the same line */
-					if (pset.sversion >= 80000)
-						add_tablespace_footer(&cont, RELKIND_INDEX,
-											  atooid(PQgetvalue(result, i, 11)),
-											  false);
+					add_tablespace_footer(&cont, RELKIND_INDEX,
+										  atooid(PQgetvalue(result, i, 11)),
+										  false);
 				}
 			}
 			PQclear(result);
@@ -3051,24 +2781,12 @@ describeOneTableDetails(const char *schemaname,
 		/* print rules */
 		if (tableinfo.hasrules && tableinfo.relkind != RELKIND_MATVIEW)
 		{
-			if (pset.sversion >= 80300)
-			{
-				printfPQExpBuffer(&buf,
-								  "SELECT r.rulename, trim(trailing ';' from pg_catalog.pg_get_ruledef(r.oid, true)), "
-								  "ev_enabled\n"
-								  "FROM pg_catalog.pg_rewrite r\n"
-								  "WHERE r.ev_class = '%s' ORDER BY 1;",
-								  oid);
-			}
-			else
-			{
-				printfPQExpBuffer(&buf,
-								  "SELECT r.rulename, trim(trailing ';' from pg_catalog.pg_get_ruledef(r.oid, true)), "
-								  "'O' AS ev_enabled\n"
-								  "FROM pg_catalog.pg_rewrite r\n"
-								  "WHERE r.ev_class = '%s' ORDER BY 1;",
-								  oid);
-			}
+			printfPQExpBuffer(&buf,
+							  "SELECT r.rulename, trim(trailing ';' from pg_catalog.pg_get_ruledef(r.oid, true)), "
+							  "ev_enabled\n"
+							  "FROM pg_catalog.pg_rewrite r\n"
+							  "WHERE r.ev_class = '%s' ORDER BY 1;",
+							  oid);
 			result = PSQLexec(buf.data);
 			if (!result)
 				goto error_return;
@@ -3271,15 +2989,10 @@ describeOneTableDetails(const char *schemaname,
 
 		printfPQExpBuffer(&buf,
 						  "SELECT t.tgname, "
-						  "pg_catalog.pg_get_triggerdef(t.oid%s), "
-						  "t.tgenabled, %s, %s\n"
+						  "pg_catalog.pg_get_triggerdef(t.oid, true), "
+						  "t.tgenabled, t.tgisinternal, %s\n"
 						  "FROM pg_catalog.pg_trigger t\n"
 						  "WHERE t.tgrelid = '%s' AND ",
-						  (pset.sversion >= 90000 ? ", true" : ""),
-						  (pset.sversion >= 90000 ? "t.tgisinternal" :
-						   pset.sversion >= 80300 ?
-						   "t.tgconstraint <> 0 AS tgisinternal" :
-						   "false AS tgisinternal"),
 						  (pset.sversion >= 130000 ?
 						   "(SELECT (NULLIF(a.relid, t.tgrelid))::pg_catalog.regclass"
 						   " FROM pg_catalog.pg_trigger AS u, "
@@ -3292,18 +3005,9 @@ describeOneTableDetails(const char *schemaname,
 			appendPQExpBufferStr(&buf, "(NOT t.tgisinternal OR (t.tgisinternal AND t.tgenabled = 'D') \n"
 								 "    OR EXISTS (SELECT 1 FROM pg_catalog.pg_depend WHERE objid = t.oid \n"
 								 "        AND refclassid = 'pg_catalog.pg_trigger'::pg_catalog.regclass))");
-		else if (pset.sversion >= 90000)
+		else
 			/* display/warn about disabled internal triggers */
 			appendPQExpBufferStr(&buf, "(NOT t.tgisinternal OR (t.tgisinternal AND t.tgenabled = 'D'))");
-		else if (pset.sversion >= 80300)
-			appendPQExpBufferStr(&buf, "(t.tgconstraint = 0 OR (t.tgconstraint <> 0 AND t.tgenabled = 'D'))");
-		else
-			appendPQExpBufferStr(&buf,
-								 "(NOT tgisconstraint "
-								 " OR NOT EXISTS"
-								 "  (SELECT 1 FROM pg_catalog.pg_depend d "
-								 "   JOIN pg_catalog.pg_constraint c ON (d.refclassid = c.tableoid AND d.refobjid = c.oid) "
-								 "   WHERE d.classid = t.tableoid AND d.objid = t.oid AND d.deptype = 'i' AND c.contype = 'f'))");
 		appendPQExpBufferStr(&buf, "\nORDER BY 1;");
 
 		result = PSQLexec(buf.data);
@@ -3376,10 +3080,7 @@ describeOneTableDetails(const char *schemaname,
 								printfPQExpBuffer(&buf, _("Triggers:"));
 								break;
 							case 1:
-								if (pset.sversion >= 80300)
-									printfPQExpBuffer(&buf, _("Disabled user triggers:"));
-								else
-									printfPQExpBuffer(&buf, _("Disabled triggers:"));
+								printfPQExpBuffer(&buf, _("Disabled user triggers:"));
 								break;
 							case 2:
 								printfPQExpBuffer(&buf, _("Disabled internal triggers:"));
@@ -3532,21 +3233,13 @@ describeOneTableDetails(const char *schemaname,
 							  "ORDER BY pg_catalog.pg_get_expr(c.relpartbound, c.oid) = 'DEFAULT',"
 							  " c.oid::pg_catalog.regclass::pg_catalog.text;",
 							  oid);
-		else if (pset.sversion >= 80300)
-			printfPQExpBuffer(&buf,
-							  "SELECT c.oid::pg_catalog.regclass, c.relkind,"
-							  " false AS inhdetachpending, NULL\n"
-							  "FROM pg_catalog.pg_class c, pg_catalog.pg_inherits i\n"
-							  "WHERE c.oid = i.inhrelid AND i.inhparent = '%s'\n"
-							  "ORDER BY c.oid::pg_catalog.regclass::pg_catalog.text;",
-							  oid);
 		else
 			printfPQExpBuffer(&buf,
 							  "SELECT c.oid::pg_catalog.regclass, c.relkind,"
 							  " false AS inhdetachpending, NULL\n"
 							  "FROM pg_catalog.pg_class c, pg_catalog.pg_inherits i\n"
 							  "WHERE c.oid = i.inhrelid AND i.inhparent = '%s'\n"
-							  "ORDER BY c.relname;",
+							  "ORDER BY c.oid::pg_catalog.regclass::pg_catalog.text;",
 							  oid);
 
 		result = PSQLexec(buf.data);
@@ -3705,8 +3398,7 @@ add_tablespace_footer(printTableContent *const cont, char relkind,
 	{
 		/*
 		 * We ignore the database default tablespace so that users not using
-		 * tablespaces don't need to know about them.  This case also covers
-		 * pre-8.0 servers, for which tablespace will always be 0.
+		 * tablespaces don't need to know about them.
 		 */
 		if (tablespace != 0)
 		{
@@ -3775,56 +3467,35 @@ describeRoles(const char *pattern, bool verbose, bool showSystem)
 
 	initPQExpBuffer(&buf);
 
-	if (pset.sversion >= 80100)
+	printfPQExpBuffer(&buf,
+					  "SELECT r.rolname, r.rolsuper, r.rolinherit,\n"
+					  "  r.rolcreaterole, r.rolcreatedb, r.rolcanlogin,\n"
+					  "  r.rolconnlimit, r.rolvaliduntil,\n"
+					  "  ARRAY(SELECT b.rolname\n"
+					  "        FROM pg_catalog.pg_auth_members m\n"
+					  "        JOIN pg_catalog.pg_roles b ON (m.roleid = b.oid)\n"
+					  "        WHERE m.member = r.oid) as memberof");
+
+	if (verbose)
 	{
-		printfPQExpBuffer(&buf,
-						  "SELECT r.rolname, r.rolsuper, r.rolinherit,\n"
-						  "  r.rolcreaterole, r.rolcreatedb, r.rolcanlogin,\n"
-						  "  r.rolconnlimit, r.rolvaliduntil,\n"
-						  "  ARRAY(SELECT b.rolname\n"
-						  "        FROM pg_catalog.pg_auth_members m\n"
-						  "        JOIN pg_catalog.pg_roles b ON (m.roleid = b.oid)\n"
-						  "        WHERE m.member = r.oid) as memberof");
-
-		if (verbose && pset.sversion >= 80200)
-		{
-			appendPQExpBufferStr(&buf, "\n, pg_catalog.shobj_description(r.oid, 'pg_authid') AS description");
-			ncols++;
-		}
-		if (pset.sversion >= 90100)
-		{
-			appendPQExpBufferStr(&buf, "\n, r.rolreplication");
-		}
-
-		if (pset.sversion >= 90500)
-		{
-			appendPQExpBufferStr(&buf, "\n, r.rolbypassrls");
-		}
-
-		appendPQExpBufferStr(&buf, "\nFROM pg_catalog.pg_roles r\n");
-
-		if (!showSystem && !pattern)
-			appendPQExpBufferStr(&buf, "WHERE r.rolname !~ '^pg_'\n");
-
-		processSQLNamePattern(pset.db, &buf, pattern, false, false,
-							  NULL, "r.rolname", NULL, NULL);
+		appendPQExpBufferStr(&buf, "\n, pg_catalog.shobj_description(r.oid, 'pg_authid') AS description");
+		ncols++;
 	}
-	else
+	appendPQExpBufferStr(&buf, "\n, r.rolreplication");
+
+	if (pset.sversion >= 90500)
 	{
-		printfPQExpBuffer(&buf,
-						  "SELECT u.usename AS rolname,\n"
-						  "  u.usesuper AS rolsuper,\n"
-						  "  true AS rolinherit, false AS rolcreaterole,\n"
-						  "  u.usecreatedb AS rolcreatedb, true AS rolcanlogin,\n"
-						  "  -1 AS rolconnlimit,"
-						  "  u.valuntil as rolvaliduntil,\n"
-						  "  ARRAY(SELECT g.groname FROM pg_catalog.pg_group g WHERE u.usesysid = ANY(g.grolist)) as memberof"
-						  "\nFROM pg_catalog.pg_user u\n");
-
-		processSQLNamePattern(pset.db, &buf, pattern, false, false,
-							  NULL, "u.usename", NULL, NULL);
+		appendPQExpBufferStr(&buf, "\n, r.rolbypassrls");
 	}
 
+	appendPQExpBufferStr(&buf, "\nFROM pg_catalog.pg_roles r\n");
+
+	if (!showSystem && !pattern)
+		appendPQExpBufferStr(&buf, "WHERE r.rolname !~ '^pg_'\n");
+
+	processSQLNamePattern(pset.db, &buf, pattern, false, false,
+						  NULL, "r.rolname", NULL, NULL);
+
 	appendPQExpBufferStr(&buf, "ORDER BY 1;");
 
 	res = PSQLexec(buf.data);
@@ -3841,7 +3512,7 @@ describeRoles(const char *pattern, bool verbose, bool showSystem)
 	/* ignores implicit memberships from superuser & pg_database_owner */
 	printTableAddHeader(&cont, gettext_noop("Member of"), true, align);
 
-	if (verbose && pset.sversion >= 80200)
+	if (verbose)
 		printTableAddHeader(&cont, gettext_noop("Description"), true, align);
 
 	for (i = 0; i < nrows; i++)
@@ -3864,9 +3535,8 @@ describeRoles(const char *pattern, bool verbose, bool showSystem)
 		if (strcmp(PQgetvalue(res, i, 5), "t") != 0)
 			add_role_attribute(&buf, _("Cannot login"));
 
-		if (pset.sversion >= 90100)
-			if (strcmp(PQgetvalue(res, i, (verbose ? 10 : 9)), "t") == 0)
-				add_role_attribute(&buf, _("Replication"));
+		if (strcmp(PQgetvalue(res, i, (verbose ? 10 : 9)), "t") == 0)
+			add_role_attribute(&buf, _("Replication"));
 
 		if (pset.sversion >= 90500)
 			if (strcmp(PQgetvalue(res, i, (verbose ? 11 : 10)), "t") == 0)
@@ -3901,7 +3571,7 @@ describeRoles(const char *pattern, bool verbose, bool showSystem)
 
 		printTableAddCell(&cont, PQgetvalue(res, i, 8), false, false);
 
-		if (verbose && pset.sversion >= 80200)
+		if (verbose)
 			printTableAddCell(&cont, PQgetvalue(res, i, 9), false, false);
 	}
 	termPQExpBuffer(&buf);
@@ -3937,16 +3607,6 @@ listDbRoleSettings(const char *pattern, const char *pattern2)
 	printQueryOpt myopt = pset.popt;
 	bool		havewhere;
 
-	if (pset.sversion < 90000)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support per-database role settings.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf, "SELECT rolname AS \"%s\", datname AS \"%s\",\n"
@@ -4035,10 +3695,6 @@ listTables(const char *tabtypes, const char *pattern, bool verbose, bool showSys
 
 	initPQExpBuffer(&buf);
 
-	/*
-	 * Note: as of Pg 8.2, we no longer use relkind 's' (special), but we keep
-	 * it here for backwards compatibility.
-	 */
 	printfPQExpBuffer(&buf,
 					  "SELECT n.nspname as \"%s\",\n"
 					  "  c.relname as \"%s\",\n"
@@ -4048,7 +3704,6 @@ listTables(const char *tabtypes, const char *pattern, bool verbose, bool showSys
 					  " WHEN " CppAsString2(RELKIND_MATVIEW) " THEN '%s'"
 					  " WHEN " CppAsString2(RELKIND_INDEX) " THEN '%s'"
 					  " WHEN " CppAsString2(RELKIND_SEQUENCE) " THEN '%s'"
-					  " WHEN 's' THEN '%s'"
 					  " WHEN " CppAsString2(RELKIND_TOASTVALUE) " THEN '%s'"
 					  " WHEN " CppAsString2(RELKIND_FOREIGN_TABLE) " THEN '%s'"
 					  " WHEN " CppAsString2(RELKIND_PARTITIONED_TABLE) " THEN '%s'"
@@ -4062,7 +3717,6 @@ listTables(const char *tabtypes, const char *pattern, bool verbose, bool showSys
 					  gettext_noop("materialized view"),
 					  gettext_noop("index"),
 					  gettext_noop("sequence"),
-					  gettext_noop("special"),
 					  gettext_noop("TOAST table"),
 					  gettext_noop("foreign table"),
 					  gettext_noop("partitioned table"),
@@ -4082,20 +3736,15 @@ listTables(const char *tabtypes, const char *pattern, bool verbose, bool showSys
 	if (verbose)
 	{
 		/*
-		 * Show whether a relation is permanent, temporary, or unlogged.  Like
-		 * describeOneTableDetails(), we consider that persistence emerged in
-		 * v9.1, even though related concepts existed before.
+		 * Show whether a relation is permanent, temporary, or unlogged.
 		 */
-		if (pset.sversion >= 90100)
-		{
-			appendPQExpBuffer(&buf,
-							  ",\n  CASE c.relpersistence WHEN 'p' THEN '%s' WHEN 't' THEN '%s' WHEN 'u' THEN '%s' END as \"%s\"",
-							  gettext_noop("permanent"),
-							  gettext_noop("temporary"),
-							  gettext_noop("unlogged"),
-							  gettext_noop("Persistence"));
-			translate_columns[cols_so_far] = true;
-		}
+		appendPQExpBuffer(&buf,
+						  ",\n  CASE c.relpersistence WHEN 'p' THEN '%s' WHEN 't' THEN '%s' WHEN 'u' THEN '%s' END as \"%s\"",
+						  gettext_noop("permanent"),
+						  gettext_noop("temporary"),
+						  gettext_noop("unlogged"),
+						  gettext_noop("Persistence"));
+		translate_columns[cols_so_far] = true;
 
 		/*
 		 * We don't bother to count cols_so_far below here, as there's no need
@@ -4112,21 +3761,10 @@ listTables(const char *tabtypes, const char *pattern, bool verbose, bool showSys
 							  ",\n  am.amname as \"%s\"",
 							  gettext_noop("Access method"));
 
-		/*
-		 * As of PostgreSQL 9.0, use pg_table_size() to show a more accurate
-		 * size of a table, including FSM, VM and TOAST tables.
-		 */
-		if (pset.sversion >= 90000)
-			appendPQExpBuffer(&buf,
-							  ",\n  pg_catalog.pg_size_pretty(pg_catalog.pg_table_size(c.oid)) as \"%s\"",
-							  gettext_noop("Size"));
-		else if (pset.sversion >= 80100)
-			appendPQExpBuffer(&buf,
-							  ",\n  pg_catalog.pg_size_pretty(pg_catalog.pg_relation_size(c.oid)) as \"%s\"",
-							  gettext_noop("Size"));
-
 		appendPQExpBuffer(&buf,
+						  ",\n  pg_catalog.pg_size_pretty(pg_catalog.pg_table_size(c.oid)) as \"%s\""
 						  ",\n  pg_catalog.obj_description(c.oid, 'pg_class') as \"%s\"",
+						  gettext_noop("Size"),
 						  gettext_noop("Description"));
 	}
 
@@ -4435,15 +4073,11 @@ listLanguages(const char *pattern, bool verbose, bool showSystem)
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf,
-					  "SELECT l.lanname AS \"%s\",\n",
-					  gettext_noop("Name"));
-	if (pset.sversion >= 80300)
-		appendPQExpBuffer(&buf,
-						  "       pg_catalog.pg_get_userbyid(l.lanowner) as \"%s\",\n",
-						  gettext_noop("Owner"));
-
-	appendPQExpBuffer(&buf,
+					  "SELECT l.lanname AS \"%s\",\n"
+					  "       pg_catalog.pg_get_userbyid(l.lanowner) as \"%s\",\n"
 					  "       l.lanpltrusted AS \"%s\"",
+					  gettext_noop("Name"),
+					  gettext_noop("Owner"),
 					  gettext_noop("Trusted"));
 
 	if (verbose)
@@ -4451,13 +4085,12 @@ listLanguages(const char *pattern, bool verbose, bool showSystem)
 		appendPQExpBuffer(&buf,
 						  ",\n       NOT l.lanispl AS \"%s\",\n"
 						  "       l.lanplcallfoid::pg_catalog.regprocedure AS \"%s\",\n"
-						  "       l.lanvalidator::pg_catalog.regprocedure AS \"%s\",\n       ",
+						  "       l.lanvalidator::pg_catalog.regprocedure AS \"%s\",\n       "
+						  "l.laninline::pg_catalog.regprocedure AS \"%s\",\n       ",
 						  gettext_noop("Internal language"),
 						  gettext_noop("Call handler"),
-						  gettext_noop("Validator"));
-		if (pset.sversion >= 90000)
-			appendPQExpBuffer(&buf, "l.laninline::pg_catalog.regprocedure AS \"%s\",\n       ",
-							  gettext_noop("Inline handler"));
+						  gettext_noop("Validator"),
+						  gettext_noop("Inline handler"));
 		printACLColumn(&buf, "l.lanacl");
 	}
 
@@ -4512,33 +4145,26 @@ listDomains(const char *pattern, bool verbose, bool showSystem)
 	printfPQExpBuffer(&buf,
 					  "SELECT n.nspname as \"%s\",\n"
 					  "       t.typname as \"%s\",\n"
-					  "       pg_catalog.format_type(t.typbasetype, t.typtypmod) as \"%s\",\n",
-					  gettext_noop("Schema"),
-					  gettext_noop("Name"),
-					  gettext_noop("Type"));
-
-	if (pset.sversion >= 90100)
-		appendPQExpBuffer(&buf,
-						  "       (SELECT c.collname FROM pg_catalog.pg_collation c, pg_catalog.pg_type bt\n"
-						  "        WHERE c.oid = t.typcollation AND bt.oid = t.typbasetype AND t.typcollation <> bt.typcollation) as \"%s\",\n",
-						  gettext_noop("Collation"));
-	appendPQExpBuffer(&buf,
+					  "       pg_catalog.format_type(t.typbasetype, t.typtypmod) as \"%s\",\n"
+					  "       (SELECT c.collname FROM pg_catalog.pg_collation c, pg_catalog.pg_type bt\n"
+					  "        WHERE c.oid = t.typcollation AND bt.oid = t.typbasetype AND t.typcollation <> bt.typcollation) as \"%s\",\n"
 					  "       CASE WHEN t.typnotnull THEN 'not null' END as \"%s\",\n"
 					  "       t.typdefault as \"%s\",\n"
 					  "       pg_catalog.array_to_string(ARRAY(\n"
 					  "         SELECT pg_catalog.pg_get_constraintdef(r.oid, true) FROM pg_catalog.pg_constraint r WHERE t.oid = r.contypid\n"
 					  "       ), ' ') as \"%s\"",
+					  gettext_noop("Schema"),
+					  gettext_noop("Name"),
+					  gettext_noop("Type"),
+					  gettext_noop("Collation"),
 					  gettext_noop("Nullable"),
 					  gettext_noop("Default"),
 					  gettext_noop("Check"));
 
 	if (verbose)
 	{
-		if (pset.sversion >= 90200)
-		{
-			appendPQExpBufferStr(&buf, ",\n  ");
-			printACLColumn(&buf, "t.typacl");
-		}
+		appendPQExpBufferStr(&buf, ",\n  ");
+		printACLColumn(&buf, "t.typacl");
 		appendPQExpBuffer(&buf,
 						  ",\n       d.description as \"%s\"",
 						  gettext_noop("Description"));
@@ -4671,6 +4297,16 @@ listEventTriggers(const char *pattern, bool verbose)
 	static const bool translate_columns[] =
 	{false, false, false, true, false, false, false};
 
+	if (pset.sversion < 90300)
+	{
+		char		sverbuf[32];
+
+		pg_log_error("The server (version %s) does not support event triggers.",
+					 formatPGVersionNumber(pset.sversion, false,
+										   sverbuf, sizeof(sverbuf)));
+		return true;
+	}
+
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf,
@@ -4841,21 +4477,14 @@ listCasts(const char *pattern, bool verbose)
 	 * because there's too much risk of gettext translating a function name
 	 * that happens to match some string in the PO database.
 	 */
-	if (pset.sversion >= 80400)
-		appendPQExpBuffer(&buf,
-						  "       CASE WHEN c.castmethod = '%c' THEN '(binary coercible)'\n"
-						  "            WHEN c.castmethod = '%c' THEN '(with inout)'\n"
-						  "            ELSE p.proname\n"
-						  "       END AS \"%s\",\n",
-						  COERCION_METHOD_BINARY,
-						  COERCION_METHOD_INOUT,
-						  gettext_noop("Function"));
-	else
-		appendPQExpBuffer(&buf,
-						  "       CASE WHEN c.castfunc = 0 THEN '(binary coercible)'\n"
-						  "            ELSE p.proname\n"
-						  "       END AS \"%s\",\n",
-						  gettext_noop("Function"));
+	appendPQExpBuffer(&buf,
+					  "       CASE WHEN c.castmethod = '%c' THEN '(binary coercible)'\n"
+					  "            WHEN c.castmethod = '%c' THEN '(with inout)'\n"
+					  "            ELSE p.proname\n"
+					  "       END AS \"%s\",\n",
+					  COERCION_METHOD_BINARY,
+					  COERCION_METHOD_INOUT,
+					  gettext_noop("Function"));
 
 	appendPQExpBuffer(&buf,
 					  "       CASE WHEN c.castcontext = '%c' THEN '%s'\n"
@@ -4946,16 +4575,6 @@ listCollations(const char *pattern, bool verbose, bool showSystem)
 	printQueryOpt myopt = pset.popt;
 	static const bool translate_columns[] = {false, false, false, false, false, true, false};
 
-	if (pset.sversion < 90100)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support collations.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf,
@@ -5166,16 +4785,6 @@ listTSParsers(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80300)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support full text search.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	if (verbose)
 		return listTSParsersVerbose(pattern);
 
@@ -5413,16 +5022,6 @@ listTSDictionaries(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80300)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support full text search.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
 	printfPQExpBuffer(&buf,
@@ -5484,16 +5083,6 @@ listTSTemplates(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80300)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support full text search.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 
 	if (verbose)
@@ -5555,16 +5144,6 @@ listTSConfigs(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80300)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support full text search.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	if (verbose)
 		return listTSConfigsVerbose(pattern);
 
@@ -5761,28 +5340,15 @@ listForeignDataWrappers(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80400)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support foreign-data wrappers.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT fdw.fdwname AS \"%s\",\n"
-					  "  pg_catalog.pg_get_userbyid(fdw.fdwowner) AS \"%s\",\n",
-					  gettext_noop("Name"),
-					  gettext_noop("Owner"));
-	if (pset.sversion >= 90100)
-		appendPQExpBuffer(&buf,
-						  "  fdw.fdwhandler::pg_catalog.regproc AS \"%s\",\n",
-						  gettext_noop("Handler"));
-	appendPQExpBuffer(&buf,
+					  "  pg_catalog.pg_get_userbyid(fdw.fdwowner) AS \"%s\",\n"
+					  "  fdw.fdwhandler::pg_catalog.regproc AS \"%s\",\n"
 					  "  fdw.fdwvalidator::pg_catalog.regproc AS \"%s\"",
+					  gettext_noop("Name"),
+					  gettext_noop("Owner"),
+					  gettext_noop("Handler"),
 					  gettext_noop("Validator"));
 
 	if (verbose)
@@ -5795,18 +5361,15 @@ listForeignDataWrappers(const char *pattern, bool verbose)
 						  "  pg_catalog.quote_ident(option_name) ||  ' ' || "
 						  "  pg_catalog.quote_literal(option_value)  FROM "
 						  "  pg_catalog.pg_options_to_table(fdwoptions)),  ', ') || ')' "
-						  "  END AS \"%s\"",
-						  gettext_noop("FDW options"));
-
-		if (pset.sversion >= 90100)
-			appendPQExpBuffer(&buf,
-							  ",\n  d.description AS \"%s\" ",
-							  gettext_noop("Description"));
+						  "  END AS \"%s\""
+						  ",\n  d.description AS \"%s\" ",
+						  gettext_noop("FDW options"),
+						  gettext_noop("Description"));
 	}
 
 	appendPQExpBufferStr(&buf, "\nFROM pg_catalog.pg_foreign_data_wrapper fdw\n");
 
-	if (verbose && pset.sversion >= 90100)
+	if (verbose)
 		appendPQExpBufferStr(&buf,
 							 "LEFT JOIN pg_catalog.pg_description d\n"
 							 "       ON d.classoid = fdw.tableoid "
@@ -5844,16 +5407,6 @@ listForeignServers(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80400)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support foreign servers.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT s.srvname AS \"%s\",\n"
@@ -5926,16 +5479,6 @@ listUserMappings(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 80400)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support user mappings.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT um.srvname AS \"%s\",\n"
@@ -5987,16 +5530,6 @@ listForeignTables(const char *pattern, bool verbose)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 90100)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support foreign tables.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT n.nspname AS \"%s\",\n"
@@ -6065,16 +5598,6 @@ listExtensions(const char *pattern)
 	PGresult   *res;
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion < 90100)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support extensions.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT e.extname AS \"%s\", "
@@ -6122,16 +5645,6 @@ listExtensionContents(const char *pattern)
 	PGresult   *res;
 	int			i;
 
-	if (pset.sversion < 90100)
-	{
-		char		sverbuf[32];
-
-		pg_log_error("The server (version %s) does not support extensions.",
-					 formatPGVersionNumber(pset.sversion, false,
-										   sverbuf, sizeof(sverbuf)));
-		return true;
-	}
-
 	initPQExpBuffer(&buf);
 	printfPQExpBuffer(&buf,
 					  "SELECT e.extname, e.oid\n"
@@ -6595,14 +6108,9 @@ describeSubscriptions(const char *pattern, bool verbose)
 static void
 printACLColumn(PQExpBuffer buf, const char *colname)
 {
-	if (pset.sversion >= 80100)
-		appendPQExpBuffer(buf,
-						  "pg_catalog.array_to_string(%s, E'\\n') AS \"%s\"",
-						  colname, gettext_noop("Access privileges"));
-	else
-		appendPQExpBuffer(buf,
-						  "pg_catalog.array_to_string(%s, '\\n') AS \"%s\"",
-						  colname, gettext_noop("Access privileges"));
+	appendPQExpBuffer(buf,
+					  "pg_catalog.array_to_string(%s, E'\\n') AS \"%s\"",
+					  colname, gettext_noop("Access privileges"));
 }
 
 /*
diff --git a/src/bin/psql/large_obj.c b/src/bin/psql/large_obj.c
index c15fcc0885..10e47c87ac 100644
--- a/src/bin/psql/large_obj.c
+++ b/src/bin/psql/large_obj.c
@@ -277,28 +277,15 @@ do_lo_list(void)
 	char		buf[1024];
 	printQueryOpt myopt = pset.popt;
 
-	if (pset.sversion >= 90000)
-	{
-		snprintf(buf, sizeof(buf),
-				 "SELECT oid as \"%s\",\n"
-				 "  pg_catalog.pg_get_userbyid(lomowner) as \"%s\",\n"
-				 "  pg_catalog.obj_description(oid, 'pg_largeobject') as \"%s\"\n"
-				 "  FROM pg_catalog.pg_largeobject_metadata "
-				 "  ORDER BY oid",
-				 gettext_noop("ID"),
-				 gettext_noop("Owner"),
-				 gettext_noop("Description"));
-	}
-	else
-	{
-		snprintf(buf, sizeof(buf),
-				 "SELECT loid as \"%s\",\n"
-				 "  pg_catalog.obj_description(loid, 'pg_largeobject') as \"%s\"\n"
-				 "FROM (SELECT DISTINCT loid FROM pg_catalog.pg_largeobject) x\n"
-				 "ORDER BY 1",
-				 gettext_noop("ID"),
-				 gettext_noop("Description"));
-	}
+	snprintf(buf, sizeof(buf),
+			 "SELECT oid as \"%s\",\n"
+			 "  pg_catalog.pg_get_userbyid(lomowner) as \"%s\",\n"
+			 "  pg_catalog.obj_description(oid, 'pg_largeobject') as \"%s\"\n"
+			 "  FROM pg_catalog.pg_largeobject_metadata "
+			 "  ORDER BY oid",
+			 gettext_noop("ID"),
+			 gettext_noop("Owner"),
+			 gettext_noop("Description"));
 
 	res = PSQLexec(buf);
 	if (!res)
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 2f412ca3db..b524dc87fc 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -993,7 +993,7 @@ Query_for_index_of_table \
 
 /*
  * These object types were introduced later than our support cutoff of
- * server version 7.4.  We use the VersionedQuery infrastructure so that
+ * server version 9.2.  We use the VersionedQuery infrastructure so that
  * we don't send certain-to-fail queries to older servers.
  */
 
@@ -2911,7 +2911,7 @@ psql_completion(const char *text, int start, int end)
 			 Matches("CREATE", "OR", "REPLACE", "TRANSFORM"))
 		COMPLETE_WITH("FOR");
 	else if (Matches("CREATE", "TRANSFORM", "FOR") ||
-			 Matches("CREATE","OR", "REPLACE", "TRANSFORM", "FOR"))
+			 Matches("CREATE", "OR", "REPLACE", "TRANSFORM", "FOR"))
 		COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_datatypes, NULL);
 	else if (Matches("CREATE", "TRANSFORM", "FOR", MatchAny) ||
 			 Matches("CREATE", "OR", "REPLACE", "TRANSFORM", "FOR", MatchAny))