Oracle标准预定义异常

异定义异常就是那些在pl/sql中已经定义好并给予了异常名称的异常。它们全部放在pl/sql自带的标准包中，这样pl/sql程序员就无需再

异定义异常就是那些在pl/sql中已经定义好并给予了异常名称的异常。它们全部放在pl/sql自带的标准包中，这样pl/sql程序员就无需再次定义。

Oracle中总共有如下21种标准预定义异常:

Oracle异常名称

错误号

说明

DUP_VAL_ON_INDEX

ORA-00001

You tried to execute an INSERT or UPDATE statement that has created a duplicate value in a field restricted by a unique index.试图破坏一个唯一性限制

TIMEOUT_ON_RESOURCE

ORA-00051

You were waiting for a resource and you timed out.在等待资源时发生超时

TRANSACTION_BACKED_OUT

ORA-00061

The remote portion of a transaction has rolled back.由于发生死锁事务被撤消

INVALID_CURSOR

ORA-01001

You tried to reference a cursor that does not yet exist. This may have happened because you’ve executed a FETCH cursor or CLOSE cursor before OPENing the cursor.试图使用一个未打开的游标

NOT_LOGGED_ON

ORA-01012

You tried to execute a call to Oracle before logging in.没有连接到ORACLE

LOGIN_DENIED

ORA-01017

You tried to log into Oracle with an invalid username/password combination.无效的用户名/口令

NO_DATA_FOUND

ORA-01403

TOO_MANY_ROWS

ORA-01422

SELECT INTO 返回多行You tried to execute a SELECT INTO statement and more than one row was returned.

ZERO_DIVIDE

ORA-01476

试图被零除You tried to pide a number by zero.

INVALID_NUMBER

ORA-01722

转换一个数字失败You tried to execute an SQL statement that tried to convert a string to a number, but it was unsuccessful.

STORAGE_ERROR

ORA-06500

内存不够或内存被破坏引发的内部错误You ran out of memory or memory was corrupted.

PROGRAM_ERROR

ORA-06501

内部错误,需重新安装数据字典视图和pl/sql包This is a generic “Contact Oracle support” message because an internal problem was encountered.

VALUE_ERROR

ORA-06502

赋值操作，变量长度不足，触发该异常You tried to perform an operation and there was a error on a conversion, truncation, or invalid constraining of numeric or character data.

ROWTYPE_MISMATCH

ORA-6504

宿主游标变量与 PL/SQL变量有不兼容行类型

CURSOR_ALREADY_OPEN

ORA-06511

试图打开一个已打开的游标You tried to open a cursor that is already open.

ACCESS_INTO_NULL

ORA-6530

试图为null 对象的属性赋值

COLLECTION_IS_NULL

ORA-6531

试图给没有初始化的嵌套表变量或者Varry变量赋值

SUBSCRIPT_OUTSIDE_LIMIT

ORA-6532

对嵌套或varray索引使用了负数

SUBSCRIPT_BEYOND_COUNT

ORA-6533

对嵌套或varray索引的引用大于集合中元素的个数