teach sql server

After a problem, the moment to solve the problem, there is always a strong sense of achievement. In the previous project, the background database used SQL Server, and the time comparison SQL was simple, which is generally the following form: select * from table where time New project, the backstage use Oracle, just execute

How does SQL Server2012 create timed jobs? Interested can look at, illustrated Oh! 1, first we open the SQL Server Agent, which selects the job 2, right key job, select New Job 3, fill in some corresponding content, name and description can be filled in. Note that you have enabled this tick to be checked on. Categories we can do this by default and make chang

Problem: The actual size of the database is 600MB, the actual size of the log file is 33MB, but the log files occupy space for 2.8gb! tried a variety of ways, shirnk DATABASE, TRUNCATE log file, there is no way to reduce the files. Anyway, this should be a bug in SQL Server. Workaround: Then find the following code, you can reduce the log file to the size you want. Copy the code to the Query Analyzer, and t

---- Set a non-primary key to clustered index [Step 4] to: http://king123654789.iteye.com/blog/1169191 1. View All indexes. Clustered indexes are created on the primary key by default.Sp_helpindex person 2. -- delete the primary key constraint and remove the index constraint on the primary key queried in [1], for example, PK _ person _ 117F9D94. Remove the primary key constraint from the primary key field. This field is not the primary key.Alter table person drop constraint PK _ person _ 117F9

library for application development-basics-delegation and Application in UDA, step by step teach you to use AgileEAS.. NET basic library for application development-basics-processing transactions in UDA. Demo This article demonstrates how to obtain the largest IDN number in the commodity Dictionary Based on the previous demonstration. First, we modify ClassLibDemo. DAL. the Product of the SQL

Label:Original: SQL Server2012 Create timed jobs------illustrated to teach you to easily and quickly createHow does SQL Server2012 create timed jobs? Interested can see, illustrated Oh!1, first we open SQL Server Agent, inside Select job2. Right-click Job, select New Job3, f

What about SQL database corruption? Teach you the data recovery contingency plan Recent period of time, Jinan with Yue technology receive a lot of customer inquiriesSQL database corruption ,additional database error problems, here to tidy up a few of the common sqlsever DatabaseFailure PhenomenaandPrecautions . current major small and Medium business use sqlsever There are a lot of applications, bu

sql| Beginners | statement There are so many different SQL products that you may have to do before you throw away your sleeves. But you can get dizzy if you want to use both ASP and SQL at the same time. MySQL, SQL Server, and msql are excellent

must first upgrade each database server and then upgrade its message agent (Dbremote). You can upgrade the message agent in any order. • Upgrade the database. You must upgrade the database format by unloading and loading the database. You do not need to upgrade all databases at the same time. • Software upgrades can be done on a per-point basis. The legacy message agent can exchange messages with the message agent of version 10. • The message agen

Article Title: instances teach you how to create proxy servers in Linux. Linux is a technology channel of the IT lab in China. Some basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source are included. before setting up, let's take a look at the characteristics of proxy servers. Let's understand the proxy server in this way: Assume that comp

As the main owner of enterprise intranet maintenance, the biggest fear of our network administrators is the proliferation of Intranet viruses. Of course, a good anti-virus software can usually block viruses out of employees' computer systems, however, have you ever been troubled by the slow speed of Anti-Virus Software downloading the virus database for a long time? Do you feel it difficult to update the antivirus software virus database in an internal network that prohibits Internet connection?

Tags: Excel SQL bulk Data generation SQL statement databasewhen doing the system or project, often encounter such requirements: the user sent us some data, asked us to import this data into the number ofAccording to the library, for a small amount of data, with the most primitive method can be solved, directly in the SQL with statements to achieve, but if there a

Source: chinabyte Network administrators often ask how to effectively manage employees' computer network access permissions, such as blocking the use of QQ, MSN and other chat tools, and prohibiting BT from downloading movies. However, for a general exchange network, it is impossible to implement the method mentioned above through a simple management tool. Just like water flow, it can only be effective if it is intercepted from the source. Blocking measures in the midstream and downstream will o

Upgrading the Mobilink Server Before using the Mobilink Server version 10, carefully review whether the behavior changes will affect the application. The Mobilink server version 10 supports only versions 8 and 9 of SQL anywhere and Ultralite clients. If you need to support an earlier version of the client, you can ke

-dir" (Note that you are using the correct version of the Backup utility). 2. If necessary, please defragment the disk. Disk fragmentation can easily cause database performance degradation. 3. Close all SQL anywhere and adaptive Server Anywhere database servers because version 10 of the uninstall utility is not available for the running database. For example: dbstop -c "DBF=mydb.db;UID=DBA;PWD=

Run the rpm package to teach you how to install MySQL (MySQL-server-5.6.23 for CentOS6.5 _ 64bit), centos6.5mysql Reprinted please indicate the source: http://blog.csdn.net/guoyjoe/article/details/44753455 1. Check whether MySQL is installed on the operating system.[Root @ mydb1 backup] # rpm-qa | grep mysqlQt-mysql-4.6.2-26.el6_4.x86_64Mysql-5.1.71-1.el6.x86_64Mysql-s