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Add NOWAIT option to SELECT FOR UPDATE/SHARE.

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Original patch by Hans-Juergen Schoenig, revisions by Karel Zak
and Tom Lane.
This commit is contained in:
Tom Lane
2005-08-01 20:31:16 +00:00
parent ca7abcd89d
commit 2a4fad1a0e
28 changed files with 387 additions and 157 deletions
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8
src/include/parser/parse_node.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/parser/parse_node.h,v 1.44 2005/06/05 00:38:11 tgl Exp $
* $PostgreSQL: pgsql/src/include/parser/parse_node.h,v 1.45 2005/08/01 20:31:16 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -61,9 +61,9 @@ typedef struct ParseState
Oid *p_paramtypes; /* OIDs of types for $n parameter symbols */
int p_numparams; /* allocated size of p_paramtypes[] */
int p_next_resno; /* next targetlist resno to assign */
List *p_lockedRels; /* FOR UPDATE/SHARE, if any (see gram.y) */
Node *p_value_substitute; /* what to replace VALUE with, if
* any */
LockingClause *p_locking_clause; /* FOR UPDATE/FOR SHARE info */
Node *p_value_substitute; /* what to replace VALUE with,
* if any */
bool p_variableparams;
bool p_hasAggs;
bool p_hasSubLinks;