3.invoking procedure in pl/sql program block. begin pro_insertDept; end; 3.stored parameter 1.Stroed procedure patameter contain in,out ,in out three variety model. a.in model (default model) example in the following code CREAET OR REPLACE PROCEDURE pro_insertDept( num_deptnoinnumber, var...
address varchar2(30); begin select email_address into address from email_info where trim(fullname)=trim(namee); return address; end ; //调用函数 select sel_emailinfo('bbb') from dual
Oracle 11g R2性能优化 SQL TRACE 或SYS@dbabd> exec dbms_system.SET_SQL_TRACE_IN_SESSION(141,45,true); PL/SQL procedure successfully...可以通过创建登录触发器来跟踪某个用户的SQL执行效率情况,登录触发器会在会话初始化的时候去执行,触发器可以根据指定条件是否对这次会话开启跟踪,以下登录触发器是以S...
To invoke a call spec, you may need additional privileges, for example, theEXECUTEobject privilege on the C library for a C call spec. To embed aCREATEPROCEDUREstatement inside an Oracle precompiler program, you must terminate the statement with the keywordEND-EXECfollowed by the embedded SQL ...
p_uppercase_username IN BOOLEAN DEFAULT TRUE ); Parameters Table 3-4describes the parameters available in LOGIN Procedure. Example This example passes user credentials, username and password, to the authentication scheme. apex_authentication.login('JOE USER', 'mysecret');...
Before MySQL 5.0.10, stored functions created withCREATE FUNCTIONmust not contain references to tables, with limited exceptions. They may include someSETstatements that contain table references, for exampleSET a:= (SELECT MAX(id) FROM t), andSELECTstatements that fetch values directly into variables...
失效对象数量不再变化 SQL> @$ORACLE_HOME/rdbms/admin/utlrp.sql PL/SQL procedure successfully completed...SQL> select count(*) from dba_objects where status'VALID'; COUNT(*) --- 44 统计失效的对象: SQL> set...手动单个单个编译失效对象,结果每个报 Warning: Procedure altered with compila...
Oracle's database language,PL/SQL, is made up of stored procedures that can be used to build applications within Oracle's database. PL/SQL components are standalone procedures, functions and packages. These components are collectively known as stored procedures and are stored in the database. ...
.NET routine example 1 Defines a procedure representing a .NET Method that returns a System:String with three parameters of varying directions. CREATE PROCEDURE Swap ( IN a INT NOT NULL, OUT b INT NOT NULL, INOUT c INT NOT NULL ) RETURNS CHARACTER NOT NULL LANGUAGE .NET EXTERNAL NAME "...
exe like its done with task manager [A]MySQL.Data.MySqlClient.MySqlConnection cannot be cast to [B]MySQL.Data.MySqlClient.MySqlConnection. [C#] How to make the Console Process delay [C#] Oracle.DataAccess issue - Unhandled exception of type System.TypeInitializationException occured in mscorlib...