commit

asp.net| Controls | Data templating data-bound controls provide the maximum flexibility to render data in a page. You can recall several templated controls, such as DataList and Repeater controls, in the ASP.net 1.x version. ASP.net 2.0 continues to

oracle| notes Test Environment Primary Server: Windows2000 Server + Oracle 10.0.1.0.2 Oracle_sid:dgtest Oracle_home:d:\oracle\product\10.1.0\db_1standby Server: Windows XP Pro + Oracle

In addition to providing various permissions at the database level to control security, Oracle provides a special control method for the Sqlplus tool. When a general database is created, DBCA automatically loads the

Oracle Move Command Summary Starting at 8i, Oracle begins to provide a command for move. We usually use this command to move a table segment from one tablespace to another tablespace. Move is actually the physical copy data between blocks, so we

After completing this chapter, you will learn: 1. Understand the traditional transaction model and where it is suitable to use and where it is not suitable for use 2. The right time to know where it is not suitable for traditional affairs and when

HBase plugin, which recently wrote Wormhole, needs to implement HBase reader and hbase writer respectively, and the error will be the following when testing: 2013-07-08 09:30:02,568 [pool-2-thread-1]

The following is my test, submitted before the DDL is complete. 1. Operation on Session 1Sql> select * from T2;No rows selectedsql> INSERT INTO T2 values (1, ' gyj1 ');1 row created.sql> drop table t200;drop table t200*ERROR at line 1:

I made a simple packaging class, the source code posted for your reference. This program is not rigorously tested and needs further refinement, and the code is tested through the xlc of Vs2005 and Aix. Note: If you need to link in vs2005, you will

The WinPE system provides three ways to start custom scripts: Winpeshl.ini, Startnet.cmd, and Unattend.xml. The default interface for WinPE is the command Prompt window. However, you can create a custom Winpeshl.ini file to run your own shell

Two days ago, it was mentioned that the serializable isolation does not support the ability to delay segment creation and interval partitioning, and it is thought that because both of these methods are recursively generating DDL operations in DML,

asp.net|datagrid| Tips Although the asp.net datagrid is well known as a very good form control, but it is not flattering to mention the editing of the DataGrid, there is a big problem with the data submission function of the DataGrid: in the

1. Full recovery Restores the database to the last commit state before failure through backup, archive log, current redo. (typically used for media failure) --Archive mode 1) Full recovery 2) Incomplete recovery --Non-archive mode 1) revert to

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 INSERT DECLARE v_empno Emp.empno%type: = &empno;  V_ename emp.ename%type: = ' &ename ';  V_salary Emp.sal%type: = &sal;  BEGIN INSERT into EMP (empno,ename,sal)

I've often seen people ask this question, I've set up multiple indexes on the same table, why does Oracle choose one at a time and not use multiple indexes at the same time? Generally speaking, the common access to the same table more than two

Introduction to Database Transactions A database transaction is a logical unit of work that consists of a set of SQL statements. You can think of a transaction as an irreducible set of SQL statements that are permanently recorded in the database or

I would like to use the following two examples to make it easier to understand the difference between current pattern reading and consistent reading. Let me start with the following 2 examples of our discussion. CASE1: Hellodba.com>set time on 10

What is a database transaction A database transaction is a series of actions performed as a single logical unit of work. Imagine a transaction of online shopping in which the payment process includes at least the following steps of the database

How many times have you encountered the error message "sql0946c The transaction log for the"? When trying to solve the problem, do you stop to think about why the transaction log and the transaction logging service are intended? Without

Notes | performance | Optimizing the JDBC program's performance is determined primarily by two factors, one is the nature of the database itself, the other is the use of the database's relatively independent JDBC application interface (API). Here's

asp.net session in the use of which we will encounter a lot of problems, then here we talk about the frequent occurrence of some common asp.net sessions of understanding: One of the seven points of ASP.net session For a variable of a value type, a