Retrieves whether the last OUT parameter read had the value of SQL NULL.
public boolean wasNull()
傳回值
true if the last parameter read was null. Otherwise, false.
例外狀況
備註
This wasNull method is specified by the wasNull method in the java.sql.CallableStatement interface.
另請參閱
參考
SQLServerCallableStatement Class
概念
SQLServerCallableStatement Methods
SQLServerCallableStatement Members