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Add COMMENT ON CONSTRAINT facility (from Rod Taylor's pg_constraint patch).

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Fix comment.c to not depend on parser token values, per discussion awhile
back.
This commit is contained in:
Tom Lane
2002-07-14 23:38:13 +00:00
parent c4fb2b4e9e
commit d5fa19c6ee
3 changed files with 154 additions and 46 deletions
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19
src/include/nodes/parsenodes.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: parsenodes.h,v 1.185 2002/07/12 18:43:19 tgl Exp $
* $Id: parsenodes.h,v 1.186 2002/07/14 23:38:13 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1165,10 +1165,25 @@ typedef struct TruncateStmt
* Comment On Statement
* ----------------------
*/
#define COMMENT_ON_AGGREGATE 100
#define COMMENT_ON_COLUMN 101
#define COMMENT_ON_CONSTRAINT 102
#define COMMENT_ON_DATABASE 103
#define COMMENT_ON_FUNCTION 104
#define COMMENT_ON_INDEX 105
#define COMMENT_ON_OPERATOR 106
#define COMMENT_ON_RULE 107
#define COMMENT_ON_SCHEMA 108
#define COMMENT_ON_SEQUENCE 109
#define COMMENT_ON_TABLE 110
#define COMMENT_ON_TRIGGER 111
#define COMMENT_ON_TYPE 112
#define COMMENT_ON_VIEW 113
typedef struct CommentStmt
{
NodeTag type;
int objtype; /* Object's type */
int objtype; /* Object's type, see codes above */
List *objname; /* Qualified name of the object */
List *objargs; /* Arguments if needed (eg, for functions) */
char *comment; /* Comment to insert, or NULL to remove */