[sqlite] How to know when a sqlite3_stmt has been recompiled ?

[Clemens Ladisch]

gwenn wrote:
> If there is no way to know that the statement has been recompiled, I
> guess that the column count should not be cached...

SQLite already caches it for you (and properly changes it when recompiling):

 SQLITE_API int SQLITE_STDCALL sqlite3_column_count(sqlite3_stmt *pStmt){
   Vdbe *pVm = (Vdbe *)pStmt;
   return pVm ? pVm->nResColumn : 0;
 }


Regards,
Clemens