diff options
| -rw-r--r-- | src/backend/parser/gram.c | 2 | ||||
| -rw-r--r-- | src/backend/parser/gram.y | 4 |
2 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/parser/gram.c b/src/backend/parser/gram.c index e2e914239c5..3d090fed1c6 100644 --- a/src/backend/parser/gram.c +++ b/src/backend/parser/gram.c @@ -242,7 +242,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.76 1999/03/07 03:34:06 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.77 1999/03/14 05:14:59 momjian Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y index 7afc2d90075..a94adbb00a5 100644 --- a/src/backend/parser/gram.y +++ b/src/backend/parser/gram.y @@ -10,7 +10,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.58 1999/03/07 03:34:10 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.59 1999/03/14 05:15:08 momjian Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT @@ -3702,6 +3702,8 @@ a_expr: attr opt_indirection { $$ = makeA_Expr(OP, "<", $1, $3); } | a_expr '>' a_expr { $$ = makeA_Expr(OP, ">", $1, $3); } + | a_expr '=' NULL_P + { $$ = makeA_Expr(ISNULL, NULL, $1, NULL); } | a_expr '=' a_expr { $$ = makeA_Expr(OP, "=", $1, $3); } | ':' a_expr |