question: private ArrayList < CollectionDescriptor > callListCollections ( String startName , Integer limit , int offset ) throws OracleException { OracleCallableStatement stmt = null ; ResultSet rows = null ; String sqltext = "begin\n" + "  DBMS_SODA_ADMIN.LIST_COLLECTIONS(\n" + "                   P_START_NAME => ?,\n" + "                   P_RESULTS    => ?);\n" + "end;" ; boolean resultFull = false ; ArrayList < CollectionDescriptor > results = new ArrayList < CollectionDescriptor > ( ) ; try { int rowCount = 0 ; metrics . startTiming ( ) ; stmt = ( OracleCallableStatement ) conn . prepareCall ( sqltext ) ; if ( startName == null ) stmt . setNull ( 1 , Types . VARCHAR ) ; else stmt . setNString ( 1 , startName ) ; stmt . registerOutParameter ( 2 , OracleTypes . CURSOR ) ; stmt . execute ( ) ; rows = stmt . getCursor ( 2 ) ; if ( OracleLog . isLoggingEnabled ( ) ) log . fine ( "Loaded collections" ) ; while ( rows . next ( ) ) { String uriName = rows . getNString ( 1 ) ; String jsonDescriptor = rows . getString ( 2 ) ; String createTime = rows . getString ( 3 ) ; CollectionDescriptor desc = getDescriptorFromCaches ( uriName ) ; if ( desc == null ) { Builder builder = CollectionDescriptor . jsonToBuilder ( jsonDescriptor ) ; desc = builder . buildDescriptor ( uriName ) ; desc = putDescriptorIntoCaches ( desc ) ; } if ( ( rowCount >= offset ) && ( ! resultFull ) ) results . add ( desc ) ; ++ rowCount ; if ( limit != null && limit > 0 ) { if ( rowCount >= ( offset + limit ) ) { if ( rowCount > SODAConstants . BATCH_FETCH_SIZE ) break ; resultFull = true ; } } } rows . close ( ) ; rows = null ; stmt . close ( ) ; stmt = null ; metrics . recordCall ( ) ; } catch ( SQLException e ) { if ( OracleLog . isLoggingEnabled ( ) ) log . severe ( e . toString ( ) ) ; throw SODAUtils . makeExceptionWithSQLText ( e , sqltext ) ; } finally { for ( String message : SODAUtils . closeCursor ( stmt , rows ) ) { if ( OracleLog . isLoggingEnabled ( ) ) log . severe ( message ) ; } } return ( results ) ; }
target:  Internal call to PL/SQL metadata bulk load.