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Allow TIME in column and table names (SQL/92 non-reserved word).

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This commit is contained in:
Thomas G. Lockhart 1997-10-09 05:00:54 +00:00
parent 8bd813d6be
commit f54cc390e1
1 changed files with 18 additions and 3 deletions
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21
src/backend/parser/gram.y
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@ -10,7 +10,7 @@
* *
* *
* IDENTIFICATION * 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 * HISTORY
* AUTHOR DATE MAJOR EVENT * AUTHOR DATE MAJOR EVENT
@ -2308,9 +2308,8 @@ nest_array_bounds: '[' ']' nest_array_bounds
/* /*
* typname handles types without trailing parens for size specification. * typname handles types without trailing parens for size specification.
* Typename uses either typname or explicit txname(size). * 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 typname: txname
{ {
char *tname; char *tname;
@ -2352,7 +2351,16 @@ typname: txname
} }
; ;
/* 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 { $$ = $1; } txname: Id { $$ = $1; }
| DateTime { $$ = $1; }
| TIME { $$ = xlateSqlType("time"); } | TIME { $$ = xlateSqlType("time"); }
| INTERVAL interval_opts { $$ = xlateSqlType("interval"); } | INTERVAL interval_opts { $$ = xlateSqlType("interval"); }
| CHARACTER char_type { $$ = $2; } | CHARACTER char_type { $$ = $2; }
@ -3131,6 +3139,7 @@ class: Id { $$ = $1; };
index_name: Id { $$ = $1; }; index_name: Id { $$ = $1; };
name: Id { $$ = $1; } name: Id { $$ = $1; }
| DateTime { $$ = $1; }
| TIME { $$ = xlateSqlType("time"); } | TIME { $$ = xlateSqlType("time"); }
; ;
@ -3179,8 +3188,14 @@ Sconst: SCONST { $$ = $1; };
Id: IDENT { $$ = $1; }; Id: IDENT { $$ = $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 { $$ = $1; } ColId: Id { $$ = $1; }
| DateTime { $$ = $1; } | DateTime { $$ = $1; }
| TIME { $$ = "time"; }
; ;
SpecialRuleRelation: CURRENT SpecialRuleRelation: CURRENT