*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 1.53 1997/09/29 05:58:12 vadim Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 1.54 1997/10/09 05:00:54 thomas Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
/*
* typname handles types without trailing parens for size specification.
* Typename uses either typname or explicit txname(size).
- * So, must handle float in both places. - thomas 1997-09-20
+ * So, must handle FLOAT in both places. - thomas 1997-09-20
*/
-
typname: txname
{
char *tname;
}
;
+/* Type names
+ * Allow the following parsing categories:
+ * - strings which are not keywords (Id)
+ * - some explicit SQL/92 data types (e.g. DOUBLE PRECISION)
+ * - TIME as an SQL/92 non-reserved word, but parser keyword
+ * - other date/time strings (e.g. YEAR)
+ * - thomas 1997-10-08
+ */
txname: Id { $$ = $1; }
+ | DateTime { $$ = $1; }
| TIME { $$ = xlateSqlType("time"); }
| INTERVAL interval_opts { $$ = xlateSqlType("interval"); }
| CHARACTER char_type { $$ = $2; }
index_name: Id { $$ = $1; };
name: Id { $$ = $1; }
+ | DateTime { $$ = $1; }
| TIME { $$ = xlateSqlType("time"); }
;
Id: IDENT { $$ = $1; };
+/* Column identifier (also used for table identifier)
+ * Allow date/time names ("year", etc.) (SQL/92 extension).
+ * Allow TIME (SQL/92 non-reserved word).
+ * - thomas 1997-10-08
+ */
ColId: Id { $$ = $1; }
| DateTime { $$ = $1; }
+ | TIME { $$ = "time"; }
;
SpecialRuleRelation: CURRENT