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Commit691dc28

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committed
Fix for SELECT INTO TABLE for varchar().
1 parent8169769 commit691dc28

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5 files changed

+67
-5
lines changed

5 files changed

+67
-5
lines changed

‎src/backend/executor/execMain.c

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -26,7 +26,7 @@
2626
*
2727
*
2828
* IDENTIFICATION
29-
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.39 1998/01/16 23:19:49 momjian Exp $
29+
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.40 1998/01/19 02:37:32 momjian Exp $
3030
*
3131
*-------------------------------------------------------------------------
3232
*/
@@ -563,6 +563,8 @@ InitPlan(CmdType operation, Query *parseTree, Plan *plan, EState *estate)
563563
*/
564564
tupdesc=CreateTupleDescCopy(tupType);
565565

566+
setAtttypmodForCreateTable(tupdesc,targetList,rangeTable);
567+
566568
intoRelationId=heap_create_with_catalog(intoName,tupdesc);
567569

568570
FreeTupleDesc(tupdesc);

‎src/backend/executor/execUtils.c

Lines changed: 48 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.24 1998/01/16 23:19:52 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.25 1998/01/19 02:37:33 momjian Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -1177,3 +1177,50 @@ ExecInsertIndexTuples(TupleTableSlot *slot,
11771177
if (econtext!=NULL)
11781178
pfree(econtext);
11791179
}
1180+
1181+
/* ----------------------------------------------------------------
1182+
* setAtttyplenForCreateTable -
1183+
* called when we do a SELECT * INTO TABLE tab
1184+
* needed for attributes that have atttypmod like bpchar and
1185+
* varchar
1186+
* ----------------------------------------------------------------
1187+
*/
1188+
void
1189+
setAtttypmodForCreateTable(TupleDesctupType,List*targetList,
1190+
List*rangeTable)
1191+
{
1192+
List*tl;
1193+
TargetEntry*tle;
1194+
Node*expr;
1195+
intvarno;
1196+
1197+
tl=targetList;
1198+
1199+
for (varno=0;varno<tupType->natts;varno++)
1200+
{
1201+
tle=lfirst(tl);
1202+
1203+
if (USE_ATTTYPMOD(tupType->attrs[varno]->atttypid))
1204+
{
1205+
expr=tle->expr;
1206+
if (expr&&IsA(expr,Var))
1207+
{
1208+
Var*var;
1209+
RangeTblEntry*rtentry;
1210+
Relationrd;
1211+
1212+
var= (Var*)expr;
1213+
rtentry=rt_fetch(var->varnoold,rangeTable);
1214+
rd=heap_open(rtentry->relid);
1215+
/* set length to that defined in relation */
1216+
tupType->attrs[varno]->atttypmod=
1217+
(*rd->rd_att->attrs[var->varoattno-1]).atttypmod;
1218+
heap_close(rd);
1219+
}
1220+
else
1221+
elog(ERROR,"setAtttypmodForCreateTable: can't get atttypmod for field (for length, etc.)");
1222+
}
1223+
tl=lnext(tl);
1224+
}
1225+
}
1226+

‎src/include/catalog/pg_attribute.h

Lines changed: 9 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
* Copyright (c) 1994, Regents of the University of California
99
*
10-
* $Id: pg_attribute.h,v 1.22 1998/01/16 23:20:49 momjian Exp $
10+
* $Id: pg_attribute.h,v 1.23 1998/01/19 02:37:45 momjian Exp $
1111
*
1212
* NOTES
1313
* the genbki.sh script reads this file and generates .bki
@@ -89,6 +89,14 @@ CATALOG(pg_attribute) BOOTSTRAP
8989
/*
9090
* atttypmod records type-specific modifications supplied at table
9191
* creation time.
92+
* This is not integrated into all areas of the source. It is in
93+
* TypeName to pass typmod info from the parser during table creation
94+
* time, and it is used in the parser when converting a string to a
95+
* typed constant associated with a variable. We also have a hack in
96+
* execMain.c/execUtils.c that uses atttypmod to properly create tables
97+
* for SELECT * INTO TABLE test2 FROM test;
98+
* One day, we may add this to Resdom, and pass it through all areas.
99+
* 1998/1/18 bjm
92100
*/
93101

94102
boolattbyval;

‎src/include/catalog/pg_type.h

Lines changed: 4 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
* Copyright (c) 1994, Regents of the University of California
99
*
10-
* $Id: pg_type.h,v 1.26 1997/11/26 04:50:47 momjian Exp $
10+
* $Id: pg_type.h,v 1.27 1998/01/19 02:37:47 momjian Exp $
1111
*
1212
* NOTES
1313
* the genbki.sh script reads this file and generates .bki
@@ -364,6 +364,9 @@ DATA(insert OID = 1296 ( timestamp PGUID4 19 t b t \054 00 timestamp_in time
364364
DESCR("limited-range ISO-format date and time");
365365
#defineTIMESTAMPOID1296
366366

367+
368+
#defineUSE_ATTTYPMOD(typeid)((typeid) == BPCHAROID || (typeid) == VARCHAROID)
369+
367370
/*
368371
* prototypes for functions in pg_type.c
369372
*/

‎src/include/executor/executor.h

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
*
77
* Copyright (c) 1994, Regents of the University of California
88
*
9-
* $Id: executor.h,v 1.17 1998/01/14 15:48:43 momjian Exp $
9+
* $Id: executor.h,v 1.18 1998/01/19 02:37:51 momjian Exp $
1010
*
1111
*-------------------------------------------------------------------------
1212
*/
@@ -120,6 +120,8 @@ extern TupleDesc ExecTypeFromTL(List *targetList);
120120
externvoidResetTupleCount(void);
121121
externvoidExecAssignNodeBaseInfo(EState*estate,CommonState*basenode,
122122
Plan*parent);
123+
externvoidsetAtttypmodForCreateTable(TupleDesctupType,List*targetList,
124+
List*rangeTable);
123125
externvoidExecAssignExprContext(EState*estate,CommonState*commonstate);
124126
externvoidExecAssignResultType(CommonState*commonstate,
125127
TupleDesctupDesc);

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