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authorTom Lane <tgl@sss.pgh.pa.us>2007-06-11 22:22:42 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2007-06-11 22:22:42 +0000
commita9545b3aef0d41fdb84bc6a30fa2e563020acad2 (patch)
tree4b6f9353cf6846a6b1ce2b96ddbf2ffbf2a42d58 /src/backend/nodes/outfuncs.c
parentbdc71c2cb162297f7f69d8d2be113c2689f5bd6e (diff)
downloadpostgresql-a9545b3aef0d41fdb84bc6a30fa2e563020acad2.tar.gz
postgresql-a9545b3aef0d41fdb84bc6a30fa2e563020acad2.zip
Improve UPDATE/DELETE WHERE CURRENT OF so that they can be used from plpgsql
with a plpgsql-defined cursor. The underlying mechanism for this is that the main SQL engine will now take "WHERE CURRENT OF $n" where $n is a refcursor parameter. Not sure if we should document that fact or consider it an implementation detail. Per discussion with Pavel Stehule.
Diffstat (limited to 'src/backend/nodes/outfuncs.c')
-rw-r--r--src/backend/nodes/outfuncs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 869905f0cc5..7fe15037986 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.310 2007/06/11 01:16:22 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.311 2007/06/11 22:22:40 tgl Exp $
*
* NOTES
* Every node type that can appear in stored rules' parsetrees *must*
@@ -1065,6 +1065,7 @@ _outCurrentOfExpr(StringInfo str, CurrentOfExpr *node)
WRITE_UINT_FIELD(cvarno);
WRITE_STRING_FIELD(cursor_name);
+ WRITE_INT_FIELD(cursor_param);
}
static void