Allow the WHERE clause in an UPDATE or DELETE against a view with an
INSTEAD OF trigger to refer to the view by name. Ticket #3298. (CVS 5589) FossilOrigin-Name: 7360e5d1f37ed6672f336b625b3c90d060e0a020
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17
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@ -1,5 +1,5 @@
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C Fix\sos_unix.c\sso\sthat\sit\swill\scompile\son\sLinux\sagain.\s(CVS\s5588)
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D 2008-08-22T00:47:54
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C Allow\sthe\sWHERE\sclause\sin\san\sUPDATE\sor\sDELETE\sagainst\sa\sview\swith\san\nINSTEAD\sOF\strigger\sto\srefer\sto\sthe\sview\sby\sname.\s\sTicket\s#3298.\s(CVS\s5589)
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D 2008-08-22T12:30:52
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F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
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F Makefile.in 51b727303f84cf055e29514d8248e5eaf9701379
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F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
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@ -103,7 +103,7 @@ F src/build.c 160c71acca8f643f436ed6c1ee2f684c88df4dfe
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F src/callback.c 27e55dfafc66e97dd8e7343a1d7bb295f3afd736
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F src/complete.c cb14e06dbe79dee031031f0d9e686ff306afe07c
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F src/date.c 2373f20a91bec70e20e0e715520c8010d26ebb52
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F src/delete.c 5105c67c741f934379722de5e11fdd73ea4d82b5
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F src/delete.c d979a250a47b9f52effa2998070810239e38db8b
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F src/expr.c 4651d08422474f7e4bcb9a35da00c33ebe719a2d
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F src/fault.c 3638519d1e0b82bccfafcb9f5ff491918b28f8e1
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F src/func.c f2e0b55f13e678a5c5ff94f0f225ed0a995acba7
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@ -149,7 +149,7 @@ F src/select.c e71462393fe0f9d2bf41378763b96659e8780e43
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F src/shell.c d83b578a8ccdd3e0e7fef4388a0887ce9f810967
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F src/sqlite.h.in 2373d1d70664f7fcd78e79af3c51792bb0a0753e
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F src/sqlite3ext.h 1e3887c9bd3ae66cb599e922824b04cd0d0f2c3e
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F src/sqliteInt.h ddf6c9eb90b295bcb7c600139227e5e2a16c8063
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F src/sqliteInt.h 4f231eb750bf6901fdfa935c246a69d03c25d9b8
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F src/sqliteLimit.h f435e728c6b620ef7312814d660a81f9356eb5c8
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F src/status.c 8caa772cd9310bc297280f7cf0ede4d69ed5b801
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F src/table.c 22744786199c9195720c15a7a42cb97b2e2728d8
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@ -182,7 +182,7 @@ F src/test_tclvar.c 9e42fa59d3d2f064b7ab8628e7ab2dc8a9fe93d4
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F src/test_thread.c e297dd41db0b249646e69f97d36ec13e56e8b730
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F src/tokenize.c d16ca0e9944161c76d2e4c11dc379ec88189b93b
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F src/trigger.c 649940b5bf5838a33721fb72372e7c9d1faf56a9
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F src/update.c 9e3786e76825bd7fa22528556cc1c467cd428075
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F src/update.c f2cf6f00d542956bd49ba4b9815c2900d9225bf2
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F src/utf.c c63e6f69082f85c19ab88d62dedaf91d71ac1a50
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F src/util.c afe659ccc05d1f8af9e8631dabfec3ee3a7144af
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F src/vacuum.c ef342828002debc97514617af3424aea8ef8522c
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@ -550,6 +550,7 @@ F test/tkt3093.test fbdbc5b4969244ad11f540759003e361fcaf391f
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F test/tkt3121.test 536df66a02838c26a12fe98639354ca1290ca68b
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F test/tkt3201.test 607d433ad2c1f6a8cb1af55aaca427f63c83191b
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F test/tkt3292.test 962465a0984a3b8c757efe59c2c59144871ee1dd
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F test/tkt3298.test fb174771c7a4d5abd57448c01008eebd13128bb0
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F test/tokenize.test ce430a7aed48fc98301611429595883fdfcab5d7
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F test/trace.test 951cd0f5f571e7f36bf7bfe04be70f90fb16fb00
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F test/trans.test 2fd24cd7aa0b879d49a224cbd647d698f1e7ac5c
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@ -622,7 +623,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
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F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
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F tool/speedtest8.c 1dbced29de5f59ba2ebf877edcadf171540374d1
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F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
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P e28a2870b49509502529892ff8ddb9fcf3a27173
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R e06d422a77e6a9b567f419fccc11805c
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P 2416708208357304904e38b2d36081a1adf5e44b
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R f37f9f9f6612c2b90a90588052b716e7
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U drh
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Z e1dcaa67276ea8bb0343faa68fef8503
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Z 2e1b1719f9f299edfbb6ca6ba7f8d98c
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@ -1 +1 @@
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2416708208357304904e38b2d36081a1adf5e44b
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7360e5d1f37ed6672f336b625b3c90d060e0a020
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13
src/delete.c
13
src/delete.c
@ -12,7 +12,7 @@
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** This file contains C code routines that are called by the parser
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** in order to generate code for DELETE FROM statements.
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**
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** $Id: delete.c,v 1.172 2008/08/20 16:35:10 drh Exp $
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** $Id: delete.c,v 1.173 2008/08/22 12:30:52 drh Exp $
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*/
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#include "sqliteInt.h"
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@ -90,7 +90,7 @@ void sqlite3OpenTable(
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*/
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void sqlite3MaterializeView(
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Parse *pParse, /* Parsing context */
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Select *pView, /* View definition */
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Table *pView, /* View definition */
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Expr *pWhere, /* Optional WHERE clause to be added */
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int iCur /* Cursor number for ephemerial table */
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){
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@ -98,12 +98,15 @@ void sqlite3MaterializeView(
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Select *pDup;
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sqlite3 *db = pParse->db;
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pDup = sqlite3SelectDup(db, pView);
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pDup = sqlite3SelectDup(db, pView->pSelect);
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if( pWhere ){
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SrcList *pFrom;
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Token viewName;
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pWhere = sqlite3ExprDup(db, pWhere);
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pFrom = sqlite3SrcListAppendFromTerm(pParse, 0, 0, 0, 0, pDup, 0, 0);
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viewName.z = pView->zName;
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viewName.n = strlen(viewName.z);
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pFrom = sqlite3SrcListAppendFromTerm(pParse, 0, 0, 0, &viewName, pDup, 0,0);
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pDup = sqlite3SelectNew(pParse, 0, pFrom, pWhere, 0, 0, 0, 0, 0, 0);
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}
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sqlite3SelectDestInit(&dest, SRT_EphemTab, iCur);
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@ -247,7 +250,7 @@ void sqlite3DeleteFrom(
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** a ephemeral table.
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*/
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if( isView ){
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sqlite3MaterializeView(pParse, pTab->pSelect, pWhere, iCur);
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sqlite3MaterializeView(pParse, pTab, pWhere, iCur);
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}
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/* Resolve the column names in the WHERE clause.
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*************************************************************************
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** Internal interface definitions for SQLite.
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**
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** @(#) $Id: sqliteInt.h,v 1.759 2008/08/21 20:21:35 drh Exp $
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** @(#) $Id: sqliteInt.h,v 1.760 2008/08/22 12:30:52 drh Exp $
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*/
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#ifndef _SQLITEINT_H_
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#define _SQLITEINT_H_
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@ -2188,7 +2188,7 @@ int sqlite3GetBuiltinFunction(const char *, int, FuncDef **);
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int sqlite3SafetyCheckOk(sqlite3*);
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int sqlite3SafetyCheckSickOrOk(sqlite3*);
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void sqlite3ChangeCookie(Parse*, int);
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void sqlite3MaterializeView(Parse*, Select*, Expr*, int);
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void sqlite3MaterializeView(Parse*, Table*, Expr*, int);
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#ifndef SQLITE_OMIT_TRIGGER
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void sqlite3BeginTrigger(Parse*, Token*,Token*,int,int,IdList*,SrcList*,
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** This file contains C code routines that are called by the parser
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** to handle UPDATE statements.
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**
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** $Id: update.c,v 1.182 2008/08/20 16:35:10 drh Exp $
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** $Id: update.c,v 1.183 2008/08/22 12:30:52 drh Exp $
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*/
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#include "sqliteInt.h"
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@ -329,7 +329,7 @@ void sqlite3Update(
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** a ephemeral table.
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*/
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if( isView ){
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sqlite3MaterializeView(pParse, pTab->pSelect, pWhere, iCur);
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sqlite3MaterializeView(pParse, pTab, pWhere, iCur);
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}
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/* Resolve the column names in all the expressions in the
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65
test/tkt3298.test
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test/tkt3298.test
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# 2008 August 12
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file tests changes to the name resolution logic that occurred
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# in august of 2008 and where associated with tickets #3298
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#
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# $Id: tkt3298.test,v 1.1 2008/08/22 12:30:52 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_test tkt3298-1.1 {
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execsql {
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b INT);
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INSERT INTO t1 VALUES(0, 1);
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INSERT INTO t1 VALUES(1, 1);
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INSERT INTO t1 VALUES(2, 1);
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CREATE VIEW v1 AS SELECT a AS x, b+1 AS y FROM t1;
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CREATE TRIGGER r1 INSTEAD OF UPDATE ON v1
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BEGIN
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UPDATE t1 SET b=new.y-1 WHERE a=new.x;
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END;
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CREATE TRIGGER r2 INSTEAD OF DELETE ON v1
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BEGIN
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DELETE FROM t1 WHERE a=old.x;
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END;
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SELECT * FROM v1 ORDER BY x;
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}
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} {0 2 1 2 2 2}
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do_test tkt3298-1.2 {
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execsql {
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UPDATE v1 SET y=3 WHERE x=0;
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SELECT * FROM v1 ORDER by x;
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}
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} {0 3 1 2 2 2}
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do_test tkt3298-1.3 {
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execsql {
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UPDATE v1 SET y=4 WHERE v1.x=2;
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SELECT * FROM v1 ORDER by x;
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}
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} {0 3 1 2 2 4}
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do_test tkt3298-1.4 {
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execsql {
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DELETE FROM v1 WHERE x=1;
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SELECT * FROM v1 ORDER BY x;
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}
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} {0 3 2 4}
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do_test tkt3298-1.5 {
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execsql {
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DELETE FROM v1 WHERE v1.x=2;
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SELECT * FROM v1 ORDER BY x;
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}
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} {0 3}
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finish_test
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