database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-08 11:42:09 +03:00
Code Activity

Phase 3 of read-only-plans project: ExecInitExpr now builds expression

Browse Source 
execution state trees, and ExecEvalExpr takes an expression state tree
not an expression plan tree.  The plan tree is now read-only as far as
the executor is concerned.  Next step is to begin actually exploiting
this property.
This commit is contained in:
Tom Lane
2002-12-13 19:46:01 +00:00
parent 77b7a740f9
commit 3a4f7dde16
49 changed files with 993 additions and 815 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/backend/nodes/copyfuncs.c
View File

@ -15,7 +15,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.231 2002/12/12 20:35:12 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.232 2002/12/13 19:45:56 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -710,7 +710,6 @@ _copyAggref(Aggref *from)
COPY_NODE_FIELD(target);
COPY_SCALAR_FIELD(aggstar);
COPY_SCALAR_FIELD(aggdistinct);
COPY_SCALAR_FIELD(aggno); /* will go away soon */
return newnode;
}
@ -750,9 +749,6 @@ _copyFuncExpr(FuncExpr *from)
COPY_SCALAR_FIELD(funcformat);
COPY_NODE_FIELD(args);
/* Do not copy the run-time state, if any */
newnode->func_fcache = NULL;
return newnode;
}
@ -770,9 +766,6 @@ _copyOpExpr(OpExpr *from)
COPY_SCALAR_FIELD(opretset);
COPY_NODE_FIELD(args);
/* Do not copy the run-time state, if any */
newnode->op_fcache = NULL;
return newnode;
}
@ -790,9 +783,6 @@ _copyDistinctExpr(DistinctExpr *from)
COPY_SCALAR_FIELD(opretset);
COPY_NODE_FIELD(args);
/* Do not copy the run-time state, if any */
newnode->op_fcache = NULL;
return newnode;
}