60 90000 120000 oracle.jdbc.driver.OracleDriver jdbc:oracle:thin:@(DESCRIPTION=(LOAD_BALANCE=yes)(ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)(PORT=1539))(ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)(PORT=1539)) (CONNECT_DATA=(FAILOVER_MODE=(TYPE=select)(METHOD=basic)(RETRIES=180)(DELAY=5))(SERVICE_NAME=ORA12C))) sicbo qwK99QfuhEmcFE 5 30 10 120000 300 60000 30 select 1 from dual true true