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Get the non-callback API working with the EXPLAIN keyword and for PRAGMAs.

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Tickets #258 and #257.  Update the API documentation on the sqlite_changes()
routine to explain how it works with the non-callback API.  Ticket #250. (CVS 875)

FossilOrigin-Name: 620e1065e978545dd7bf6fa6fad1e6b93918dbf8
This commit is contained in:
drh
2003-03-01 19:45:34 +00:00
parent 627a71efa7
commit dde85d9e00
7 changed files with 98 additions and 36 deletions
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25
src/build.c
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@@ -25,7 +25,7 @@
** ROLLBACK
** PRAGMA
**
** $Id: build.c,v 1.130 2003/02/26 13:52:51 drh Exp $
** $Id: build.c,v 1.131 2003/03/01 19:45:34 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -2194,6 +2194,8 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
char *zLeft = 0;
char *zRight = 0;
sqlite *db = pParse->db;
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
zLeft = sqliteStrNDup(pLeft->z, pLeft->n);
sqliteDequote(zLeft);
@@ -2237,8 +2239,6 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
{ OP_ColumnName, 0, 0, "cache_size"},
{ OP_Callback, 1, 0, 0},
};
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
if( pRight->z==pLeft->z ){
sqliteVdbeAddOpList(v, ArraySize(getCacheSize), getCacheSize);
}else{
@@ -2277,8 +2277,6 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
{ OP_ColumnName, 0, 0, "cache_size"},
{ OP_Callback, 1, 0, 0},
};
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
if( pRight->z==pLeft->z ){
int size = db->cache_size;;
if( size<0 ) size = -size;
@@ -2327,8 +2325,6 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
{ OP_AddImm, -1, 0, 0}, /* 10 */
{ OP_Callback, 1, 0, 0}
};
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
if( pRight->z==pLeft->z ){
int addr = sqliteVdbeAddOpList(v, ArraySize(getSync), getSync);
sqliteVdbeChangeP2(v, addr+3, addr+10);
@@ -2372,8 +2368,6 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
{ OP_ColumnName, 0, 0, "synchronous"},
{ OP_Callback, 1, 0, 0},
};
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
if( pRight->z==pLeft->z ){
sqliteVdbeAddOp(v, OP_Integer, db->safety_level-1, 0);
sqliteVdbeAddOpList(v, ArraySize(getSync), getSync);
@@ -2446,10 +2440,8 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
if( sqliteStrICmp(zLeft, "table_info")==0 ){
Table *pTab;
Vdbe *v;
pTab = sqliteFindTable(db, zRight);
if( pTab ) v = sqliteGetVdbe(pParse);
if( pTab && v ){
if( pTab ){
static VdbeOp tableInfoPreface[] = {
{ OP_ColumnName, 0, 0, "cid"},
{ OP_ColumnName, 1, 0, "name"},
@@ -2478,10 +2470,8 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
if( sqliteStrICmp(zLeft, "index_info")==0 ){
Index *pIdx;
Table *pTab;
Vdbe *v;
pIdx = sqliteFindIndex(db, zRight);
if( pIdx ) v = sqliteGetVdbe(pParse);
if( pIdx && v ){
if( pIdx ){
static VdbeOp tableInfoPreface[] = {
{ OP_ColumnName, 0, 0, "seqno"},
{ OP_ColumnName, 1, 0, "cid"},
@@ -2505,13 +2495,12 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
if( sqliteStrICmp(zLeft, "index_list")==0 ){
Index *pIdx;
Table *pTab;
Vdbe *v;
pTab = sqliteFindTable(db, zRight);
if( pTab ){
v = sqliteGetVdbe(pParse);
pIdx = pTab->pIndex;
}
if( pTab && pIdx && v ){
if( pTab && pIdx ){
int i = 0;
static VdbeOp indexListPreface[] = {
{ OP_ColumnName, 0, 0, "seq"},
@@ -2563,8 +2552,6 @@ void sqlitePragma(Parse *pParse, Token *pLeft, Token *pRight, int minusFlag){
{ OP_IntegrityCk, 1, 1, 0}, /* 15 */
{ OP_Callback, 1, 0, 0},
};
Vdbe *v = sqliteGetVdbe(pParse);
if( v==0 ) return;
sqliteVdbeAddOpList(v, ArraySize(checkDb), checkDb);
}else