Oracle

The code is as follows Copy Code PROCEDURE Test (p_msg out VARCHAR2) isBegin>For I in 1. Ten loop>for j in 1. 5 loopDbms_output.put_line (' I: ' | | | ' J: ' | | j);EXIT Jloop when j = 3;End Loop Jloop;End Loop Illoop;End

Oracle arrays can generally be divided into fixed arrays and variable arraysFixed array The code is as follows Copy Code DeclareType V_ar is Varray (a) of VARCHAR2 (30);My_ar V_ar:=v_ar (' G ', ' m ', ' d ', ' gong ', '

Query all table names: Select T.table_name from User_tables t; Query all field names: Select T.column_name from user_col_comments t; Query all field names for the specified table: Select T.column_name from user_col_comments t where T.table_name

I. DBlink Brief Introduction 　 dblink Database link as the name implies is a database link , like a telephone line, is a channel, when we want to cross the local database, access to another database table data, the local database must be created in

Odp.net is a database access class library provided by Oracle with guaranteed functionality and efficiency, as well as a very handy feature: On the client side, you can use the direct copy without installing the Oracle client.The following is

public class test{public static void Main (String args []) {Java.util.Date a = new java.util.Date ();System.out.println (a);Java.sql.Date B = New Java.sql.Date (A.gettime ());System.out.println (b);Java.sql.Time C = new Java.sql.Time (A.gettime

evaluating storage devices from a databaseIOPerformance---------oracle11g IO Calibration Function IntroductionPrefaceI/OSubsystem isORACLEan important part of the database becauseI/Ooperation is through the whole process of database management, its

Oracle Sales Cloud Implementation (i)I. What is Oracle Sales Cloud?Oracle Sales Cloud is a salesforce-like marketing management system developed by Oracle. Mainly to help sales staff improve performance, at the same time for the company can be

1. Purpose of preparationStandardize database naming and coding styles with uniform naming and coding specifications for readability, comprehension, and inheritance.2. Scope of applicationThis specification applies to all company-wide applications

LoadRunner Parametric connection Oracle, MySQL data source error and Solutions(My system is Win7 64, two small partners because it is the default installation of LR, installed inWhen the final parameterization occurs, the connection string cannot be

The first step: the virtual memory of the machine to 2G, otherwise reported insufficient memory.Step Two: Modify the Oraparam.ini in the Ds_windows_x86_101202_disk1\install directory.[Certified Versions]windows=5.0,5.1,5.2,6.0,6.1Step Three:

1.1IntroductionThe data guard configuration includes a database of 1 primary roles and a database of one or more standby roles, and the role of the database can be obtained through the Database_role field in the V$database.In addition, the number,

1. Visit Oracle Website: https://www.oracle.com/index.html, download Oracle Database 12c Release 1(Note: File1 and File2 are to be downloaded!!) Otherwise post-installation will report a bunch of errors, refer to: http://www.2cto.com/database/201503/

Displays the indicated canvas at the coordinates specified by the canvas's X Position and Y Position property settings. Usually Show_view is used-to-display stacked and tabbed canvas to raises it in front of any other canvas in the same windo W.

First, Trigger1. Triggers are stored in the database as separate objects,2. Triggers do not need to be called, it is triggered by an event to run3. Triggers cannot receive parameters　　--Application of TriggerFor example: Xiaonei, Happy Net, Facebook,

I. Oracle pre-installation PreparationCheck the package and you must install it

Course ObjectivesOracle Video tutorial, wind Brother this set of Oracle Tutorials Training Learning bbed, data blocks, including in-depth analysis of Oracle data storage architecture, tablespaces (tablespace), segments (segments), zones (Extent),

Oracle Video Tutorial Goals       oracle video tutorial, wind Brother this set of Oracle Tutorial Training learning Oracle Database Redo log file function and concept resolution, redo log routine maintenance and optimization optimization, Redo log

This is the third day, the branch of the network of agricultural slaves still drunk in a particle of the calculation-the operation as intelligence, self-worship the ancestors of the turtle, conspiracy to his hand of the money Ark, fascinated in the

Oracle learning notes series ------ special tables for oracle operation examples and oracle Stored Procedure examples   CREATE TABLE dept( deptno NUMBER(2), dname VARCHAR2(14) , loc VARCHAR2(13) ) ;   CREATE TABLE emp( empno NUMBER(4),