1
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mirror of https://github.com/sqlite/sqlite.git synced 2025-07-29 08:01:23 +03:00

Progress towards getting prepared statements and CREATE and DROP to play

nicely together.  Work is incomplete.  Some tests are known to fail. (CVS 1864)

FossilOrigin-Name: 49b991492496e104f5eca620a5d465a742b7ff3a
This commit is contained in:
drh
2004-07-24 03:30:47 +00:00
parent 3e27c02625
commit 234c39dff7
9 changed files with 223 additions and 215 deletions

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@ -1,5 +1,5 @@
C First\scut\sat\sa\sanalysis\stool\sfor\sversion\s3.0\sdatabases.\s(CVS\s1862)
D 2004-07-23T00:01:39
C Progress\stowards\sgetting\sprepared\sstatements\sand\sCREATE\sand\sDROP\sto\splay\nnicely\stogether.\s\sWork\sis\sincomplete.\s\sSome\stests\sare\sknown\sto\sfail.\s(CVS\s1864)
D 2004-07-24T03:30:48
F Makefile.in 4a5e570a9e2d35b09c31b3cf01b78cea764ade4b
F Makefile.linux-gcc a9e5a0d309fa7c38e7c14d3ecf7690879d3a5457
F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@ -29,7 +29,7 @@ F src/attach.c 784456629b3d7e50e4691f496700658fd1f16441
F src/auth.c 60db23b98bb94c8b0178180faaf49dc116674217
F src/btree.c edf4ece708350dec7f28ebd4620c6d33afe6993a
F src/btree.h 94dfec0a1722d33359b23e7e310f2b64ffedf029
F src/build.c 3a1356286569266873d5d1c910e7797a3bfd5761
F src/build.c d1870caf93cce22e6991116e39cf5c05c73882ee
F src/date.c e1bb384a7856c18dce9cadb0afbe6934ba5ddb00
F src/delete.c e81545e546f6bc87d7508a93a09ca70695265af3
F src/encode.c a876af473d1d636faa3dca51c7571f2e007eea37
@ -39,7 +39,7 @@ F src/hash.c f0a2f22c2a7052d67053b5f4690ea3010bb3fb9f
F src/hash.h 762d95f1e567664d1eafc1687de755626be962fb
F src/insert.c d99ffe87e1e1397f4233afcd06841d52d6b17b18
F src/legacy.c ad23746f15f67e34577621b1875f639c94839e1f
F src/main.c 447db2fb6121360814afd725ee93c22d6eef8e7f
F src/main.c c4ba7d8f674d7c880e2e0deea16432d63defa5b2
F src/md5.c 7ae1c39044b95de2f62e066f47bb1deb880a1070
F src/os.h d1780e0db95cad01f213d48da22ab490eb4fd345
F src/os_common.h fe9604754116bd2f2702d58f82d2d8b89998cb21
@ -60,7 +60,7 @@ F src/random.c eff68e3f257e05e81eae6c4d50a51eb88beb4ff3
F src/select.c aefda626660086addca4ce85c34aeef5d0f44c25
F src/shell.c 93c96c847228c02fb84bb381875d87ee71fbbeb4
F src/sqlite.h.in 80de11cde2c9f78eff4dab0aad1eb5196d6e2a3f
F src/sqliteInt.h 049cb4f716f7b7ea3657f26c7e26a4f821aca53c
F src/sqliteInt.h 8cf9cf4bd02dacedbf3738ecfad49ea32e599e47
F src/table.c 4521c278892f60e4d630788c0ea5cf4db1e75c49
F src/tclsqlite.c 3ce001b3c301876a9c8163472077a4c10e0d49f3
F src/test1.c ef00096c283ccfec1b2ae5fdaccb85fb06e24281
@ -68,13 +68,13 @@ F src/test2.c f4c2f3928f1998fd8cb75a81e33a60e025ea85d4
F src/test3.c 94d0a2a90bccd85802488cb42c69ec8afd2e4646
F src/test4.c a921a69821fd30209589228e64f94e9f715b6fe2
F src/test5.c b001fa7f1b9e2dc5c2331de62fc641b5ab2bd7a1
F src/tokenize.c 900374b6b37f04748bcd48c2d29a41c251542935
F src/tokenize.c 368c1c6eb11355188fc4423e77c1708856b16c9b
F src/trigger.c 6aaf6d79cc2157c70a06031dd1531707d644cfb4
F src/update.c b66b1896c9da54678ba3eff2bf0b4d291a95986a
F src/utf.c f03535db72bfa09e24202ccdd245f21d2fc65f0a
F src/util.c 2aacc79b7bf5df5859813dafd3bf3258f67a5234
F src/vacuum.c b8546f4921719458cc537b9e736df52a8256399c
F src/vdbe.c 5a7d1ee9d7356df6b53be64c1776824a33f6f2fb
F src/vdbe.c 5d35f08682878165bfba796b298fe3615ae9c9fc
F src/vdbe.h 75b241c02431b9c0f16eaa9cdbb34146c6287f52
F src/vdbeInt.h 7160653a006b6d2c4a00d204112a095bdf842ab6
F src/vdbeapi.c c5c6d8f162a9581dde497b1a4034f9a0bf54c355
@ -140,7 +140,7 @@ F test/minmax.test 6513f9a1bb85fd35ff72b34b7b6634fad6b1e69c
F test/misc1.test 72768ec8cabc952a4cfcddca43d566f9e0bce899
F test/misc2.test 703734f5817215ca54e364833b3bf5ff36fcc21e
F test/misc3.test eb488314990bfc0959221a1acc465013238bf168
F test/misc4.test 9e4291bb174e4357459e0b080f7ca9c6733150c9
F test/misc4.test e941a0918df0bf3ab42563e35970d98288ddddf7
F test/misuse.test 2a64ce711419f2fd12806ed95af930fd4e7bb8f3
F test/notnull.test 7a08117a71e74b0321aaa937dbeb41a09d6eb1d0
F test/null.test c14d0f4739f21e929b8115b72bf0c765b6bb1721
@ -161,7 +161,7 @@ F test/select5.test 3f3f0f31e674fa61f8a3bdb6af1517dfae674081
F test/select6.test a9e31906e700e7c7592c4d0acfc022808f718baf
F test/sort.test 30fb9ea782a78da849a562d53233ec62d421bf61
F test/subselect.test cca16490d78613174bf90a8416fc21a383ec7c71
F test/table.test b6d07f04c4157d1f2a37fb7febe36b250d468e31
F test/table.test fd9a0f4992230e4ca89cd37ae3191a12750df1d0
F test/tableapi.test b21ab097e87a5484bb61029e69e1a4e5c5e65ede
F test/tclsqlite.test 0ef39b0228a32601432cec20208ec4b35e9b5cdb
F test/temptable.test 63a16e3ad19adf073cfbcdf7624c92ac5236522c
@ -240,7 +240,7 @@ F www/tclsqlite.tcl 06a86cba4d7fc88e2bcd633b57702d3d16abebb5
F www/vdbe.tcl 59288db1ac5c0616296b26dce071c36cb611dfe9
F www/version3.tcl 092a01f5ef430d2c4acc0ae558d74c4bb89638a0
F www/whentouse.tcl a8335bce47cc2fddb07f19052cb0cb4d9129a8e4
P 15774aab7d20eb4dfcb47378c8255e26b8cbbe19
R 1451250ebcf80a0882a7e76f969566bf
P 7c7f698b2eda7b1b34f5ca7fe104145d8bbd8f56
R b1b16f99b3da9325a0228f34d4f42233
U drh
Z af23712a2660f12a62a563c7e13af761
Z b40eb69ee75bee6f41ad47e71f93841a

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@ -1 +1 @@
7c7f698b2eda7b1b34f5ca7fe104145d8bbd8f56
49b991492496e104f5eca620a5d465a742b7ff3a

View File

@ -23,7 +23,7 @@
** ROLLBACK
** PRAGMA
**
** $Id: build.c,v 1.240 2004/07/22 01:19:35 drh Exp $
** $Id: build.c,v 1.241 2004/07/24 03:30:48 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@ -231,8 +231,8 @@ void sqlite3UnlinkAndDeleteIndex(sqlite *db, Index *pIndex){
/*
** Erase all schema information from the in-memory hash tables of
** a sigle database. This routine is called to reclaim memory
** before the closes. It is also called during a rollback
** a single database. This routine is called to reclaim memory
** before the database closes. It is also called during a rollback
** if there were schema changes during the transaction or if a
** schema-cookie mismatch occurs.
**
@ -1169,14 +1169,16 @@ void sqlite3ChangeCookie(sqlite *db, Vdbe *v, int iDb){
** Measure the number of characters needed to output the given
** identifier. The number returned includes any quotes used
** but does not include the null terminator.
**
** The estimate is conservative. It might be larger that what is
** really needed.
*/
static int identLength(const char *z){
int n;
int needQuote = 0;
for(n=0; *z; n++, z++){
if( *z=='\'' ){ n++; needQuote=1; }
if( *z=='"' ){ n++; }
}
return n + needQuote*2;
return n + 2;
}
/*
@ -1191,12 +1193,12 @@ static void identPut(char *z, int *pIdx, char *zIdent){
}
needQuote = zIdent[j]!=0 || isdigit(zIdent[0])
|| sqlite3KeywordCode(zIdent, j)!=TK_ID;
if( needQuote ) z[i++] = '\'';
if( needQuote ) z[i++] = '"';
for(j=0; zIdent[j]; j++){
z[i++] = zIdent[j];
if( zIdent[j]=='\'' ) z[i++] = '\'';
if( zIdent[j]=='"' ) z[i++] = '"';
}
if( needQuote ) z[i++] = '\'';
if( needQuote ) z[i++] = '"';
z[i] = 0;
*pIdx = i;
}
@ -1209,16 +1211,18 @@ static void identPut(char *z, int *pIdx, char *zIdent){
static char *createTableStmt(Table *p){
int i, k, n;
char *zStmt;
char *zSep, *zSep2, *zEnd;
char *zSep, *zSep2, *zEnd, *z;
Column *pCol;
n = 0;
for(i=0; i<p->nCol; i++){
n += identLength(p->aCol[i].zName);
if( p->aCol[i].zType ){
n += (strlen(p->aCol[i].zType) + 1);
for(pCol = p->aCol, i=0; i<p->nCol; i++, pCol++){
n += identLength(pCol->zName);
z = pCol->zType;
if( z ){
n += (strlen(z) + 1);
}
}
n += identLength(p->zName);
if( n<40 ){
if( n<50 ){
zSep = "";
zSep2 = ",";
zEnd = ")";
@ -1234,15 +1238,15 @@ static char *createTableStmt(Table *p){
k = strlen(zStmt);
identPut(zStmt, &k, p->zName);
zStmt[k++] = '(';
for(i=0; i<p->nCol; i++){
for(pCol=p->aCol, i=0; i<p->nCol; i++, pCol++){
strcpy(&zStmt[k], zSep);
k += strlen(&zStmt[k]);
zSep = zSep2;
identPut(zStmt, &k, p->aCol[i].zName);
if( p->aCol[i].zType ){
identPut(zStmt, &k, pCol->zName);
if( (z = pCol->zType)!=0 ){
zStmt[k++] = ' ';
strcpy(&zStmt[k], p->aCol[i].zType);
k += strlen(p->aCol[i].zType);
strcpy(&zStmt[k], z);
k += strlen(z);
}
}
strcpy(&zStmt[k], zEnd);
@ -1305,12 +1309,11 @@ void sqlite3EndTable(Parse *pParse, Token *pEnd, Select *pSelect){
if( p->pSelect==0 ){
/* A regular table */
sqlite3VdbeOp3(v, OP_CreateTable, 0, p->iDb, (char*)&p->tnum, P3_POINTER);
sqlite3VdbeAddOp(v, OP_CreateTable, p->iDb, 0);
}else{
/* A view */
sqlite3VdbeAddOp(v, OP_Integer, 0, 0);
}
p->tnum = 0;
sqlite3VdbeAddOp(v, OP_Close, 0, 0);
@ -1371,13 +1374,15 @@ void sqlite3EndTable(Parse *pParse, Token *pEnd, Select *pSelect){
sqlite3VdbeAddOp(v, OP_PutIntKey, 0, 0);
sqlite3ChangeCookie(db, v, p->iDb);
sqlite3VdbeAddOp(v, OP_Close, 0, 0);
sqlite3VdbeOp3(v, OP_ParseSchema, p->iDb, 0,
sqlite3MPrintf("tbl_name='%q'",p->zName), P3_DYNAMIC);
sqlite3EndWriteOperation(pParse);
}
/* Add the table to the in-memory representation of the database.
*/
if( pParse->explain==0 && pParse->nErr==0 ){
if( db->init.busy && pParse->nErr==0 ){
Table *pOld;
FKey *pFKey;
pOld = sqlite3HashInsert(&db->aDb[p->iDb].tblHash,
@ -1565,26 +1570,6 @@ static void sqliteViewResetAll(sqlite *db, int idx){
DbClearProperty(db, idx, DB_UnresetViews);
}
#if 0
/*
** Given a token, look up a table with that name. If not found, leave
** an error for the parser to find and return NULL.
*/
Table *sqlite3TableFromToken(Parse *pParse, Token *pTok){
char *zName;
Table *pTab;
zName = sqlite3NameFromToken(pTok);
if( zName==0 ) return 0;
pTab = sqlite3FindTable(pParse->db, zName, 0);
sqliteFree(zName);
if( pTab==0 ){
sqlite3ErrorMsg(pParse, "no such table: %T", pTok);
pParse->checkSchema = 1;
}
return pTab;
}
#endif
/*
** This routine is called to do the work of a DROP TABLE statement.
** pName is the name of the table to be dropped.
@ -2099,7 +2084,7 @@ void sqlite3CreateIndex(
/* Link the new Index structure to its table and to the other
** in-memory database structures.
*/
if( !pParse->explain ){
if( db->init.busy ){
Index *p;
p = sqlite3HashInsert(&db->aDb[pIndex->iDb].idxHash,
pIndex->zName, strlen(pIndex->zName)+1, pIndex);
@ -2108,14 +2093,9 @@ void sqlite3CreateIndex(
goto exit_create_index;
}
db->flags |= SQLITE_InternChanges;
}
/* If the db->init.busy is 1 it means we are reading the SQL off the
** "sqlite_master" table on the disk. So do not write to the disk
** again. Extract the table number from the db->init.newTnum field.
*/
if( db->init.busy && pTblName!=0 ){
pIndex->tnum = db->init.newTnum;
if( pTblName!=0 ){
pIndex->tnum = db->init.newTnum;
}
}
/* If the db->init.busy is 0 then create the index on disk. This
@ -2148,8 +2128,7 @@ void sqlite3CreateIndex(
sqlite3VdbeOp3(v, OP_String8, 0, 0, "index", P3_STATIC);
sqlite3VdbeOp3(v, OP_String8, 0, 0, pIndex->zName, 0);
sqlite3VdbeOp3(v, OP_String8, 0, 0, pTab->zName, 0);
sqlite3VdbeOp3(v, OP_CreateIndex, 0, iDb,(char*)&pIndex->tnum,P3_POINTER);
pIndex->tnum = 0;
sqlite3VdbeAddOp(v, OP_CreateIndex, iDb, 0);
if( pTblName ){
sqlite3VdbeAddOp(v, OP_Dup, 0, 0);
sqlite3VdbeAddOp(v, OP_Integer, iDb, 0);
@ -2185,11 +2164,11 @@ void sqlite3CreateIndex(
sqlite3VdbeResolveLabel(v, lbl2);
sqlite3VdbeAddOp(v, OP_Close, 2, 0);
sqlite3VdbeAddOp(v, OP_Close, 1, 0);
}
if( pTblName!=0 ){
sqlite3ChangeCookie(db, v, iDb);
sqlite3VdbeAddOp(v, OP_Close, 0, 0);
sqlite3EndWriteOperation(pParse);
sqlite3VdbeOp3(v, OP_ParseSchema, iDb, 0,
sqlite3MPrintf("name='%q'", pIndex->zName), P3_DYNAMIC);
}
}
@ -2198,19 +2177,21 @@ void sqlite3CreateIndex(
** OE_Ignore. This is necessary for the correct operation of UPDATE
** and INSERT.
*/
if( onError!=OE_Replace || pTab->pIndex==0
|| pTab->pIndex->onError==OE_Replace){
pIndex->pNext = pTab->pIndex;
pTab->pIndex = pIndex;
}else{
Index *pOther = pTab->pIndex;
while( pOther->pNext && pOther->pNext->onError!=OE_Replace ){
pOther = pOther->pNext;
if( db->init.busy || pTblName==0 ){
if( onError!=OE_Replace || pTab->pIndex==0
|| pTab->pIndex->onError==OE_Replace){
pIndex->pNext = pTab->pIndex;
pTab->pIndex = pIndex;
}else{
Index *pOther = pTab->pIndex;
while( pOther->pNext && pOther->pNext->onError!=OE_Replace ){
pOther = pOther->pNext;
}
pIndex->pNext = pOther->pNext;
pOther->pNext = pIndex;
}
pIndex->pNext = pOther->pNext;
pOther->pNext = pIndex;
pIndex = 0;
}
pIndex = 0;
/* Clean up before exiting */
exit_create_index:
@ -2244,13 +2225,6 @@ void sqlite3DropIndex(Parse *pParse, SrcList *pName){
"or PRIMARY KEY constraint cannot be dropped", 0);
goto exit_drop_index;
}
/*
if( pIndex->iDb>1 ){
sqlite3ErrorMsg(pParse, "cannot alter schema of attached "
"databases", 0);
goto exit_drop_index;
}
*/
#ifndef SQLITE_OMIT_AUTHORIZATION
{
int code = SQLITE_DROP_INDEX;
@ -2272,7 +2246,7 @@ void sqlite3DropIndex(Parse *pParse, SrcList *pName){
if( v ){
static VdbeOpList dropIndex[] = {
{ OP_Rewind, 0, ADDR(9), 0},
{ OP_String8, 0, 0, 0}, /* 1 */
{ OP_String8, 0, 0, 0}, /* 1 */
{ OP_MemStore, 1, 1, 0},
{ OP_MemLoad, 1, 0, 0}, /* 3 */
{ OP_Column, 0, 1, 0},

View File

@ -14,21 +14,12 @@
** other files are for internal use by SQLite and should not be
** accessed by users of the library.
**
** $Id: main.c,v 1.246 2004/07/22 01:19:35 drh Exp $
** $Id: main.c,v 1.247 2004/07/24 03:30:48 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>
/*
** A pointer to this structure is used to communicate information
** from sqlite3Init into the sqlite3InitCallback.
*/
typedef struct {
sqlite *db; /* The database being initialized */
char **pzErrMsg; /* Error message stored here */
} InitData;
/*
** The following constant value is used by the SQLITE_BIGENDIAN and
** SQLITE_LITTLEENDIAN macros.
@ -49,89 +40,69 @@ static void corruptSchema(InitData *pData, const char *zExtra){
/*
** This is the callback routine for the code that initializes the
** database. See sqlite3Init() below for additional information.
** This routine is also called from the OP_ParseSchema opcode of the VDBE.
**
** Each callback contains the following information:
**
** argv[0] = "table" or "index" or "view" or "trigger"
** argv[1] = name of thing being created
** argv[2] = root page number for table or index. NULL for trigger or view.
** argv[3] = SQL text for the CREATE statement.
** argv[4] = "1" for temporary files, "0" for main database, "2" or more
** argv[0] = name of thing being created
** argv[1] = root page number for table or index. NULL for trigger or view.
** argv[2] = SQL text for the CREATE statement.
** argv[3] = "1" for temporary files, "0" for main database, "2" or more
** for auxiliary database files.
**
*/
static
int sqlite3InitCallback(void *pInit, int argc, char **argv, char **azColName){
InitData *pData = (InitData*)pInit;
int nErr = 0;
sqlite *db = pData->db;
int iDb;
assert( argc==5 );
assert( argc==4 );
if( argv==0 ) return 0; /* Might happen if EMPTY_RESULT_CALLBACKS are on */
if( argv[0]==0 ){
if( argv[1]==0 || argv[3]==0 ){
corruptSchema(pData, 0);
return 1;
}
switch( argv[0][0] ){
case 'v':
case 'i':
case 't': { /* CREATE TABLE, CREATE INDEX, or CREATE VIEW statements */
sqlite *db = pData->db;
if( argv[2]==0 || argv[4]==0 ){
corruptSchema(pData, 0);
return 1;
}
if( argv[3] && argv[3][0] ){
/* Call the parser to process a CREATE TABLE, INDEX or VIEW.
** But because db->init.busy is set to 1, no VDBE code is generated
** or executed. All the parser does is build the internal data
** structures that describe the table, index, or view.
*/
char *zErr;
int rc;
assert( db->init.busy );
db->init.iDb = atoi(argv[4]);
assert( db->init.iDb>=0 && db->init.iDb<db->nDb );
db->init.newTnum = atoi(argv[2]);
rc = sqlite3_exec(db, argv[3], 0, 0, &zErr);
db->init.iDb = 0;
if( SQLITE_OK!=rc ){
corruptSchema(pData, zErr);
sqlite3_free(zErr);
return rc;
}
}else{
/* If the SQL column is blank it means this is an index that
** was created to be the PRIMARY KEY or to fulfill a UNIQUE
** constraint for a CREATE TABLE. The index should have already
** been created when we processed the CREATE TABLE. All we have
** to do here is record the root page number for that index.
*/
int iDb;
Index *pIndex;
iDb = atoi(argv[4]);
assert( iDb>=0 && iDb<db->nDb );
pIndex = sqlite3FindIndex(db, argv[1], db->aDb[iDb].zName);
if( pIndex==0 || pIndex->tnum!=0 ){
/* This can occur if there exists an index on a TEMP table which
** has the same name as another index on a permanent index. Since
** the permanent table is hidden by the TEMP table, we can also
** safely ignore the index on the permanent table.
*/
/* Do Nothing */;
}else{
pIndex->tnum = atoi(argv[2]);
}
}
iDb = atoi(argv[3]);
assert( iDb>=0 && iDb<db->nDb );
if( argv[2] && argv[2][0] ){
/* Call the parser to process a CREATE TABLE, INDEX or VIEW.
** But because db->init.busy is set to 1, no VDBE code is generated
** or executed. All the parser does is build the internal data
** structures that describe the table, index, or view.
*/
char *zErr;
int rc;
assert( db->init.busy );
db->init.iDb = iDb;
db->init.newTnum = atoi(argv[1]);
rc = sqlite3_exec(db, argv[2], 0, 0, &zErr);
db->init.iDb = 0;
if( SQLITE_OK!=rc ){
corruptSchema(pData, zErr);
sqlite3_free(zErr);
return rc;
}
break;
default: {
/* This can not happen! */
nErr = 1;
assert( nErr==0 );
}else{
/* If the SQL column is blank it means this is an index that
** was created to be the PRIMARY KEY or to fulfill a UNIQUE
** constraint for a CREATE TABLE. The index should have already
** been created when we processed the CREATE TABLE. All we have
** to do here is record the root page number for that index.
*/
Index *pIndex;
pIndex = sqlite3FindIndex(db, argv[0], db->aDb[iDb].zName);
if( pIndex==0 || pIndex->tnum!=0 ){
/* This can occur if there exists an index on a TEMP table which
** has the same name as another index on a permanent index. Since
** the permanent table is hidden by the TEMP table, we can also
** safely ignore the index on the permanent table.
*/
/* Do Nothing */;
}else{
pIndex->tnum = atoi(argv[1]);
}
}
return nErr;
return 0;
}
/*
@ -147,7 +118,7 @@ static int sqlite3InitOne(sqlite *db, int iDb, char **pzErrMsg){
BtCursor *curMain;
int size;
Table *pTab;
char const *azArg[6];
char const *azArg[5];
char zDbNum[30];
int meta[10];
InitData initData;
@ -192,16 +163,15 @@ static int sqlite3InitOne(sqlite *db, int iDb, char **pzErrMsg){
/* Construct the schema tables. */
sqlite3SafetyOff(db);
azArg[0] = "table";
azArg[1] = zMasterName;
azArg[2] = "1";
azArg[3] = zMasterSchema;
azArg[0] = zMasterName;
azArg[1] = "1";
azArg[2] = zMasterSchema;
sprintf(zDbNum, "%d", iDb);
azArg[4] = zDbNum;
azArg[5] = 0;
azArg[3] = zDbNum;
azArg[4] = 0;
initData.db = db;
initData.pzErrMsg = pzErrMsg;
rc = sqlite3InitCallback(&initData, 5, (char **)azArg, 0);
rc = sqlite3InitCallback(&initData, 4, (char **)azArg, 0);
if( rc!=SQLITE_OK ){
sqlite3SafetyOn(db);
return rc;
@ -304,14 +274,14 @@ static int sqlite3InitOne(sqlite *db, int iDb, char **pzErrMsg){
/* For an empty database, there is nothing to read */
rc = SQLITE_OK;
}else{
char *zSql = 0;
char *zSql;
zSql = sqlite3MPrintf(
"SELECT name, rootpage, sql, %s FROM '%q'.%s",
zDbNum, db->aDb[iDb].zName, zMasterName);
sqlite3SafetyOff(db);
sqlite3SetString(&zSql,
"SELECT type, name, rootpage, sql, ", zDbNum, " FROM \"",
db->aDb[iDb].zName, "\".", zMasterName, (char*)0);
rc = sqlite3_exec(db, zSql, sqlite3InitCallback, &initData, 0);
sqliteFree(zSql);
sqlite3SafetyOn(db);
sqliteFree(zSql);
sqlite3BtreeCloseCursor(curMain);
}
if( sqlite3_malloc_failed ){

View File

@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.308 2004/07/22 15:02:25 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.309 2004/07/24 03:30:48 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@ -1159,6 +1159,16 @@ struct DbFixer {
const Token *pName; /* Name of the container - used for error messages */
};
/*
** A pointer to this structure is used to communicate information
** from sqlite3Init and OP_ParseSchema into the sqlite3InitCallback.
*/
typedef struct {
sqlite *db; /* The database being initialized */
char **pzErrMsg; /* Error message stored here */
} InitData;
/*
* This global flag is set for performance testing of triggers. When it is set
* SQLite will perform the overhead of building new and old trigger references
@ -1210,6 +1220,7 @@ void sqlite3ExprDelete(Expr*);
ExprList *sqlite3ExprListAppend(ExprList*,Expr*,Token*);
void sqlite3ExprListDelete(ExprList*);
int sqlite3Init(sqlite*, char**);
int sqlite3InitCallback(void*, int, char**, char**);
void sqlite3Pragma(Parse*,Token*,Token*,Token*,int);
void sqlite3ResetInternalSchema(sqlite*, int);
void sqlite3BeginParse(Parse*,int);

View File

@ -15,7 +15,7 @@
** individual tokens and sends those tokens one-by-one over to the
** parser for analysis.
**
** $Id: tokenize.c,v 1.78 2004/06/18 06:02:35 danielk1977 Exp $
** $Id: tokenize.c,v 1.79 2004/07/24 03:30:48 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@ -431,6 +431,11 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
sqlite3SetString(pzErrMsg, "out of memory", (char*)0);
return 1;
}
#ifndef NDEBUG
if( sqlite3OsFileExists("vdbe_sqltrace") ){
printf("SQL To Compiler: [%s]\n", zSql);
}
#endif
pParse->sLastToken.dyn = 0;
pParse->zTail = zSql;
while( sqlite3_malloc_failed==0 && zSql[i]!=0 ){
@ -714,4 +719,3 @@ int sqlite3_complete16(const void *zSql){
sqlite3ValueFree(pVal);
return rc;
}

View File

@ -43,7 +43,7 @@
** in this file for details. If in doubt, do not deviate from existing
** commenting and indentation practices when changing or adding code.
**
** $Id: vdbe.c,v 1.403 2004/07/21 02:53:30 drh Exp $
** $Id: vdbe.c,v 1.404 2004/07/24 03:30:48 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@ -3670,24 +3670,19 @@ case OP_Clear: {
break;
}
/* Opcode: CreateTable * P2 P3
/* Opcode: CreateTable P1 * *
**
** Allocate a new table in the main database file if P2==0 or in the
** auxiliary database file if P2==1. Push the page number
** for the root page of the new table onto the stack.
**
** The root page number is also written to a memory location that P3
** points to. This is the mechanism is used to write the root page
** number into the parser's internal data structures that describe the
** new table.
**
** The difference between a table and an index is this: A table must
** have a 4-byte integer key and can have arbitrary data. An index
** has an arbitrary key but no data.
**
** See also: CreateIndex
*/
/* Opcode: CreateIndex * P2 P3
/* Opcode: CreateIndex P1 * *
**
** Allocate a new index in the main database file if P2==0 or in the
** auxiliary database file if P2==1. Push the page number of the
@ -3699,28 +3694,59 @@ case OP_CreateIndex:
case OP_CreateTable: {
int pgno;
int flags;
assert( pOp->p3!=0 && pOp->p3type==P3_POINTER );
assert( pOp->p2>=0 && pOp->p2<db->nDb );
assert( db->aDb[pOp->p2].pBt!=0 );
Db *pDb;
assert( pOp->p1>=0 && pOp->p1<db->nDb );
pDb = &db->aDb[pOp->p1];
assert( pDb->pBt!=0 );
if( pOp->opcode==OP_CreateTable ){
/* flags = BTREE_INTKEY; */
flags = BTREE_LEAFDATA|BTREE_INTKEY;
}else{
flags = BTREE_ZERODATA;
}
rc = sqlite3BtreeCreateTable(db->aDb[pOp->p2].pBt, &pgno, flags);
rc = sqlite3BtreeCreateTable(pDb->pBt, &pgno, flags);
pTos++;
if( rc==SQLITE_OK ){
pTos->i = pgno;
pTos->flags = MEM_Int;
*(u32*)pOp->p3 = pgno;
pOp->p3 = 0;
}else{
pTos->flags = MEM_Null;
}
break;
}
/* Opcode: ParseSchema P1 * P3
**
** Read and parse all entries from the SQLITE_MASTER table of database P1
** that match the WHERE clause P3.
**
** This opcode invokes the parser to create a new virtual machine,
** then runs the new virtual machine. It is thus a reentrant opcode.
*/
case OP_ParseSchema: {
char *zSql;
int iDb = pOp->p1;
const char *zMaster;
InitData initData;
assert( iDb>=0 && iDb<db->nDb );
zMaster = iDb==1 ? TEMP_MASTER_NAME : MASTER_NAME;
initData.db = db;
initData.pzErrMsg = &p->zErrMsg;
zSql = sqlite3MPrintf(
"SELECT name, rootpage, sql, %d FROM '%q'.%s WHERE %s",
pOp->p1, db->aDb[iDb].zName, zMaster, pOp->p3);
sqlite3SafetyOff(db);
assert( db->init.busy==0 );
db->init.busy = 1;
rc = sqlite3_exec(db, zSql, sqlite3InitCallback, &initData, 0);
db->init.busy = 0;
sqlite3SafetyOn(db);
sqliteFree(zSql);
break;
}
/* Opcode: IntegrityCk * P2 *
**
** Do an analysis of the currently open database. Push onto the

View File

@ -13,7 +13,7 @@
# This file implements tests for miscellanous features that were
# left out of other test files.
#
# $Id: misc4.test,v 1.3 2004/07/19 17:25:25 drh Exp $
# $Id: misc4.test,v 1.4 2004/07/24 03:30:49 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -54,4 +54,29 @@ do_test misc4-1.3 {
sqlite3_finalize $stmt
} {SQLITE_SCHEMA}
# Prepare but do not execute various CREATE statements. Then before
# those statements are executed, try to use the tables, indices, views,
# are triggers that were created.
#
if 0 {
do_test misc4-2.1 {
set stmt [sqlite3_prepare $DB {CREATE TABLE t3(x);} -1 TAIL]
catchsql {
pragma vdbe_trace=on;
INSERT INTO t3 VALUES(1);
}
} {1 {no such table: t3}}
do_test misc4-2.2 {
sqlite3_step $stmt
} SQLITE_DONE
do_test misc4-2.3 {
sqlite3_finalize $stmt
} SQLITE_OK
do_test misc4-2.4 {
catchsql {
INSERT INTO t3 VALUES(1);
}
} {0 {}}
}
finish_test

View File

@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this file is testing the CREATE TABLE statement.
#
# $Id: table.test,v 1.28 2004/06/21 07:36:33 danielk1977 Exp $
# $Id: table.test,v 1.29 2004/07/24 03:30:49 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -316,39 +316,39 @@ do_test table-8.1.1 {
SELECT sql FROM sqlite_master WHERE name='t2';
}
} {{CREATE TABLE t2(
'desc' text,
'asc' text,
'explain' int,
'14_vac' boolean,
"desc" text,
"asc" text,
"explain" int,
"14_vac" boolean,
fuzzy_dog_12 varchar(10),
'begin' blob,
'end' clob
"begin" blob,
"end" clob
)}}
do_test table-8.2 {
execsql {
CREATE TABLE 't3''xyz'(a,b,c);
INSERT INTO [t3'xyz] VALUES(1,2,3);
SELECT * FROM [t3'xyz];
CREATE TABLE "t3""xyz"(a,b,c);
INSERT INTO [t3"xyz] VALUES(1,2,3);
SELECT * FROM [t3"xyz];
}
} {1 2 3}
do_test table-8.3 {
execsql2 {
CREATE TABLE [t4'abc] AS SELECT count(*) as cnt, max(b+c) FROM [t3'xyz];
SELECT * FROM [t4'abc];
CREATE TABLE [t4"abc] AS SELECT count(*) as cnt, max(b+c) FROM [t3"xyz];
SELECT * FROM [t4"abc];
}
} {cnt 1 max(b+c) 5}
# Update for v3: The declaration type of anything except a column is now a
# NULL pointer, so the created table has no column types. (Changed result
# from {{CREATE TABLE 't4''abc'(cnt NUMERIC,'max(b+c)' NUMERIC)}}).
# from {{CREATE TABLE 't4"abc'(cnt NUMERIC,"max(b+c)" NUMERIC)}}).
do_test table-8.3.1 {
execsql {
SELECT sql FROM sqlite_master WHERE name='t4''abc'
SELECT sql FROM sqlite_master WHERE name='t4"abc'
}
} {{CREATE TABLE 't4''abc'(cnt,'max(b+c)')}}
} {{CREATE TABLE "t4""abc"(cnt,"max(b+c)")}}
do_test table-8.4 {
execsql2 {
CREATE TEMPORARY TABLE t5 AS SELECT count(*) AS [y'all] FROM [t3'xyz];
CREATE TEMPORARY TABLE t5 AS SELECT count(*) AS [y'all] FROM [t3"xyz];
SELECT * FROM t5;
}
} {y'all 1}
@ -356,7 +356,7 @@ do_test table-8.5 {
db close
sqlite3 db test.db
execsql2 {
SELECT * FROM [t4'abc];
SELECT * FROM [t4"abc];
}
} {cnt 1 max(b+c) 5}
do_test table-8.6 {
@ -520,5 +520,3 @@ do_test table-12.2 {
} {{CREATE TABLE t8(b number(5,10),h,i integer,j BLOB)}}
finish_test