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-rw-r--r--src/pragma.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/pragma.c b/src/pragma.c
index 9d3ec65f9..75ab26d44 100644
--- a/src/pragma.c
+++ b/src/pragma.c
@@ -115,7 +115,7 @@ static int invalidateTempStorage(Parse *pParse){
}
sqlite3BtreeClose(db->aDb[1].pBt);
db->aDb[1].pBt = 0;
- sqlite3ResetInternalSchema(db, 0);
+ sqlite3ResetInternalSchema(db, -1);
}
return SQLITE_OK;
}
@@ -388,6 +388,7 @@ void sqlite3Pragma(
sqlite3BeginWriteOperation(pParse, 0, iDb);
sqlite3VdbeAddOp2(v, OP_Integer, size, 1);
sqlite3VdbeAddOp3(v, OP_SetCookie, iDb, BTREE_DEFAULT_CACHE_SIZE, 1);
+ assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
pDb->pSchema->cache_size = size;
sqlite3BtreeSetCacheSize(pDb->pBt, pDb->pSchema->cache_size);
}
@@ -690,6 +691,7 @@ void sqlite3Pragma(
*/
if( sqlite3StrICmp(zLeft,"cache_size")==0 ){
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
+ assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
if( !zRight ){
returnSingleInt(pParse, "cache_size", pDb->pSchema->cache_size);
}else{
@@ -1110,6 +1112,7 @@ void sqlite3Pragma(
** Begin by filling registers 2, 3, ... with the root pages numbers
** for all tables and indices in the database.
*/
+ assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
pTbls = &db->aDb[i].pSchema->tblHash;
for(x=sqliteHashFirst(pTbls); x; x=sqliteHashNext(x)){
Table *pTab = sqliteHashData(x);