(单选题)
Which technique retrieves the error number when explicit DML fails?()
ASQLCODE in an On-Error trigger.
BSQLCODE in an exception handler.
CDBMS_ERROR_CODE in an On-Error trigger.
DDBMS_ERROR_CODE in an exception handler.
正确答案
答案解析
略
相似试题
(多选题)
When your WebLogic Server solution needs to be scaled out with additional capacity and you Don’t want to add additional hardware, which three techniques should you us?()
(单选题)
Which statement is true?()
(多选题)
Which two statements are true?()
(多选题)
Which four statements are true?()
(多选题)
Which statements are true about checkpointing()
(多选题)
Which statements are true regarding listeners()
(多选题)
Which statements are correct regarding indexes? ()
(单选题)
Which command creates an image copy?()
(单选题)
Which statement is true regarding subqueries?()