diff options
Diffstat (limited to 'src/backend/parser/gram.y')
| -rw-r--r-- | src/backend/parser/gram.y | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y index 32d32e6b53..0cd06b75dc 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 1.35 1997/08/12 20:15:33 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 1.36 1997/08/19 04:44:01 vadim Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT @@ -135,7 +135,7 @@ static Node *makeA_Expr(int oper, char *opname, Node *lexpr, Node *rexpr); def_list, opt_indirection, group_clause, groupby_list %type <boolean> opt_inh_star, opt_binary, opt_instead, opt_with_copy, - index_opt_unique, opt_verbose, opt_analyze + index_opt_unique, opt_verbose, opt_analyze, opt_null %type <ival> copy_dirn, archive_type, OptArchiveType, OptArchiveLocation, def_type, opt_direction, remove_type, opt_column, event @@ -333,14 +333,20 @@ AddAttrStmt: ALTER TABLE relation_name opt_inh_star ADD COLUMN columnDef } ; -columnDef: Id Typename +columnDef: Id Typename opt_null { $$ = makeNode(ColumnDef); $$->colname = $1; $$->typename = $2; + $$->is_not_null = $3; } ; +opt_null: PNULL { $$ = false; } + | NOT PNULL { $$ = true; } + | NOTNULL { $$ = true; } + | /* EMPTY */ { $$ = false; } + ; /***************************************************************************** * |