TI_FX_LETTER_ID Number(8,0)两边加括号
SQL> CREATE TABLE TEST1(ID NUMBER) TABLESPACE USERS;表已创建。SQL> ALTER TABLE TEST1 ADD (NAME VARCHAR2(30));表已更改。SQL>
SQL> CREATE TABLE TEST1(ID NUMBER) TABLESPACE USERS;表已创建。SQL> ALTER TABLE TEST1 ADD (NAME VARCHAR2(30));表已更改。SQL>
Cause: While waiting to lock a library object, a timeout is occurred.
Action: Retry the operation later.先看看你的表是不是被锁了,如果是,解锁然后运行你的语句.