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Work toward correct btree locking in a multithreaded environment. (CVS 4307)

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FossilOrigin-Name: b8cc493b47e618648f645ab73eb0253739e03fcd
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drh
2007-08-28 02:27:51 +00:00
parent da57895fec
commit 900b31ef49
13 changed files with 294 additions and 135 deletions
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3
src/vdbeInt.h
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@@ -317,7 +317,7 @@ struct Vdbe {
unsigned uniqueCnt; /* Used by OP_MakeRecord when P2!=0 */
int errorAction; /* Recovery action to do in case of an error */
int inTempTrans; /* True if temp database is transactioned */
int returnStack[100]; /* Return address stack for OP_Gosub & OP_Return */
int returnStack[25]; /* Return address stack for OP_Gosub & OP_Return */
int returnDepth; /* Next unused element in returnStack[] */
int nResColumn; /* Number of columns in one row of the result set */
char **azResColumn; /* Values for one row of result */
@@ -332,6 +332,7 @@ struct Vdbe {
u8 inVtabMethod; /* See comments above */
int nChange; /* Number of db changes made since last reset */
i64 startTime; /* Time when query started - used for profiling */
BtreeMutexSet mtxSet; /* Set of Btree mutexes */
int nSql; /* Number of bytes in zSql */
char *zSql; /* Text of the SQL statement that generated this */
#ifdef SQLITE_DEBUG