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Implement feature of new FE/BE protocol whereby RowDescription identifies

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the column by table OID and column number, if it's a simple column
reference.  Along the way, get rid of reskey/reskeyop fields in Resdoms.
Turns out that representation was not convenient for either the planner
or the executor; we can make the planner deliver exactly what the
executor wants with no more effort.
initdb forced due to change in stored rule representation.
This commit is contained in:
Tom Lane
2003-05-06 00:20:33 +00:00
parent 94a3c60324
commit 2cf57c8f8d
32 changed files with 454 additions and 336 deletions
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14
src/backend/nodes/makefuncs.c
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@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/makefuncs.c,v 1.38 2003/02/10 04:44:45 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/makefuncs.c,v 1.39 2003/05/06 00:20:32 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -117,16 +117,16 @@ makeResdom(AttrNumber resno,
resdom->resname = resname;
/*
* We always set the sorting/grouping fields to 0. If the caller
* wants to change them he must do so explicitly. Few if any callers
* should be doing that, so omitting these arguments reduces the
* chance of error.
* We always set these fields to 0. If the caller wants to change them
* he must do so explicitly. Few callers do that, so omitting these
* arguments reduces the chance of error.
*/
resdom->ressortgroupref = 0;
resdom->reskey = 0;
resdom->reskeyop = InvalidOid;
resdom->resorigtbl = InvalidOid;
resdom->resorigcol = 0;
resdom->resjunk = resjunk;
return resdom;
}