Add psql tab compression for ALTER TABLE .. { OF | NOT OF }

ALTER TABLE .. OF is now able to complete with the list of available
composite types that can be used with the query.

Author: Aleksander Alekseev
Reviewed-by: Shinya Kato
Discussion: https://postgr.es/m/47b71e0c523b30357208e79786161281@oss.nttdata.com

diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index a7eccc75d26fe7d075c91b4b7a0fb022a577bdb3..f3465adb85551a1e3227fa56f3daf673a1922a7d 100644 (file)
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -2240,7 +2240,8 @@ psql_completion(const char *text, int start, int end)
                                          "ENABLE", "INHERIT", "NO", "RENAME", "RESET",
                                          "OWNER TO", "SET", "VALIDATE CONSTRAINT",
                                          "REPLICA IDENTITY", "ATTACH PARTITION",
-                                         "DETACH PARTITION", "FORCE ROW LEVEL SECURITY");
+                                         "DETACH PARTITION", "FORCE ROW LEVEL SECURITY",
+                                         "OF", "NOT OF");
        /* ALTER TABLE xxx ADD */
        else if (Matches("ALTER", "TABLE", MatchAny, "ADD"))
        {
@@ -2473,6 +2474,10 @@ psql_completion(const char *text, int start, int end)
        else if (Matches("ALTER", "TABLE", MatchAny, "DETACH", "PARTITION", MatchAny))
                COMPLETE_WITH("CONCURRENTLY", "FINALIZE");
 
+       /* ALTER TABLE <name> OF */
+       else if (Matches("ALTER", "TABLE", MatchAny, "OF"))
+               COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_composite_datatypes);
+
        /* ALTER TABLESPACE <foo> with RENAME TO, OWNER TO, SET, RESET */
        else if (Matches("ALTER", "TABLESPACE", MatchAny))
                COMPLETE_WITH("RENAME TO", "OWNER TO", "SET", "RESET");