diff --git i/src/bin/psql/tab-complete.c w/src/bin/psql/tab-complete.c
index 3854f7f..416aa2f 100644
--- i/src/bin/psql/tab-complete.c
+++ w/src/bin/psql/tab-complete.c
@@ -2555,7 +2555,9 @@ psql_completion(char *text, int start, int end)
 		COMPLETE_WITH_CONST("IS");

 /* SELECT */
-	/* naah . . . */
+	/* complete with columns and functions */
+	else if (pg_strcasecmp(prev_wd, "SELECT") == 0)
+		COMPLETE_WITH_QUERY("SELECT name FROM (SELECT attname FROM pg_attribute UNION SELECT proname || '(' FROM pg_proc) t (name) WHERE substring(name,1,%d)='%s'");

 /* SET, RESET, SHOW */
 	/* Complete with a variable name */