check open before close, query, etc
check open before close, query, etc

ongmingyang/scalaqlite,meraki/scalaqlite,ongmingyang/scalaqlite,srhea/scalaqlite,eatkins/scalaqlite,ongmingyang/scalaqlite,eatkins/scalaqlite,meraki/scalaqlite,meraki/scalaqlite,srhea/scalaqlite,srhea/scalaqlite,eatkins/scalaqlite