diff options
Diffstat (limited to 'ext/misc/unionvtab.c')
| -rw-r--r-- | ext/misc/unionvtab.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/misc/unionvtab.c b/ext/misc/unionvtab.c index 8fb0c966c..23b66f812 100644 --- a/ext/misc/unionvtab.c +++ b/ext/misc/unionvtab.c @@ -653,7 +653,9 @@ static int unionFilter( } } + if( rc==SQLITE_OK ){ + if( zSql==0 ) return SQLITE_OK; pCsr->pStmt = unionPrepare(&rc, pTab->db, zSql, &pTab->base.zErrMsg); } sqlite3_free(zSql); |