假设myTable中的ID列没有声明为NUMBER(这似乎是一个奇怪的选择,可能是有问题的),你可以写一个函数,试图将(可能是VARCHAR2)ID转换为一个数字,捕获异常,并返回“Y”或“N”。就像是 CREATE OR REPLACE FUNCTION is_number(p_str IN VARCHAR2) RETURN VARCHAR2 DETERMINISTICParaLLEL_ENABLE IS l_num NUMBER; BE...
SELECTCOUNT(*)FROMALL_TABLESWHERETABLESPACE_NAME='xx'ORDERBYTABLE_NAMEASC;--COUNT 384SELECTCOUNT(*)FROMALL_VIEWSWHEREOWNER='xx';--COUNT 169selectCOUNT(*)fromUSER_TRIGGERS;--COUNT 134SELECTOBJECT_NAME,OBJECT_TYPEFROMALL_OBJECTSWHEREOBJECT_TYPEIN('FUNCTION','PROCEDURE')ANDOWNER='xx';--COUNT 8...
打补丁报错 Prerequisite check "CheckActiveFilesAndExecutables" failed。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 testrac1:~#/app/app/19.0.0.0/grid/OPatch/opatchauto apply/app/soft/32226239OPatchautosession is initiated at Thu Mar415:27:502022Systeminitialization log file is/app/app/19.0.0...
ORA-17160 execution context id sequence number out of range 执行上下文 ID 序列号超出范围。 ORA-17161 Invalid transaction mode used 使用的交易模式无效。 ORA-17162 Unsupported holdability value 不支持的 holdability 值。 ORA-17163 Can not use getXAConnection() when connection caching is enabled 无法在...
'TESTDGPHY' set memory_target='1024M' set audit_file_dest='/oracle/app/oracle/admin/TESTDGPHY/adump' set db_create_file_dest = '+DATA' set instance_number = '1' ; release channel ch001; release channel ch002; release channel ch003; release channel ch004; release channel ch005; } ...
创建了 Amazon Web Services 帐户之后,记住您的帐户 ID。通过将鼠标悬停在 Your Web Services Account 按钮上,然后从出现的菜单中选择 Account Activity 链接,可以找到您的帐户 ID。在该页面顶部的 Account Activity 标题下方,您会看到一个 Account Number 标签,后面有包含连字符的数字(如 4952-1993-3132)。这就是...
LOOP display 'Employee number? '; read emp_number; IF emp_number = 0 THEN exit loop; EXEC ORACLE OPTION (HOLD_CURSOR=YES); EXEC SQL SELECT ENAME, SAL INTO :emp_name, :salary FROM EMP WHERE EMPNO = :emp_number; display 'Salary for ', emp_name, ' is ', salary; ENDLOOP; ... ...
Ecommerce is the business of buying and selling goods and services over the internet. Ecommerce customers can make purchases from their computers as well as other touchpoints including smartphones, smartwatches, and digital assistants such as Amazon’s E
2-1 and 2-3 CREATE TABLE department_mgrs ( dept_no NUMBER PRIMARY KEY, dept_name CHAR(20), dept_mgr person_typ, dept_loc location_typ, CONSTRAINT dept_loc_cons1 UNIQUE (dept_loc.building_no, dept_loc.city), CONSTRAINT dept_loc_cons2 CHECK (dept_loc.city IS NOT NULL) ); INSERT ...
oracle.xdo.XDOException: java.sql.SQLSyntaxErrorException: ORA-01795: maximum number of expressions in a list is 1000 Oracle answer: The LOV is limited to return a maximum of 999 row. This is due to a constraint by the database In Clause (which in turn cannot t...