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Have sqlite3_wal_checkpoint() handle a zero-length string in the same way as a NULL pointer. Fix "PRAGMA wal_checkpoint" so that it checkpoints all attached databases.

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FossilOrigin-Name: 7fecd21f45b9ce773ffbcef6c84066474e8cd01c
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dan
2010-05-03 15:58:50 +00:00
parent b7e8ea2015
commit af0cfd366a
5 changed files with 77 additions and 23 deletions
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src/pragma.c
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@@ -1408,7 +1408,7 @@ void sqlite3Pragma(
*/
if( sqlite3StrICmp(zLeft, "wal_checkpoint")==0 ){
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
sqlite3VdbeAddOp3(v, OP_Checkpoint, iDb, 0, 0);
sqlite3VdbeAddOp3(v, OP_Checkpoint, pId2->z?iDb:SQLITE_MAX_ATTACHED, 0, 0);
}else
/*