is established on the Orders table to monitor the order date (OrderDate) column of the Orders table so that it cannot be modified manually.Create Trigger OrderdateupdateOn ordersAfter updateAsIf Update (OrderDate)BeginRAISERROR (' OrderDate cannot be modified ', 10, 1)ROLLBACK TRANSACTIONEnd5: An INSERT trigger is created in the Orders table to ensure that the name of the item to be inserted into the Orders table must exist in the goods table.Create Trigger Orderinsert3On ordersAfter insertAsif
-- SQL Server database recovery steps after doubt
/*
/*
-- How to restore the database to normal if a log file is faulty (lost or the file format is invalid)
SQL2000 database offline/read-only/urgent mode repair
Original article linkSteps for installing an HP Blade Server:The HP blade uses a management platform named OA (onboard administrator) for unified management, which is highly integrated and easy to use. You can enter an IP address in the IE browser for management.Installation steps:1. Determine the IP address of the OA2. determine the user name and password of the OA (on the tag of the module below)3. log on to Oa and select the corresponding host Modu
0, the need for terminal generation aps.cer and aps.p12 files.1. Convert the. CER SSL certificate to a. pem file and execute the command:OpenSSL x509-in aps.cer-inform der-out Pushchatcert.pem2. Convert the private key APS.P12 file into a. pem file:OpenSSL pkcs12-nocerts-out pushchatkey.pem-in APS.P12Note: You need to enter the password for the certificate3. Convert the key to use without a password:OpenSSL rsa-in pushchatkey.pem-out Pushchatkeynopassword.pemApple
Local user accounts are work on the local computer, and only XP system administrators can create user accounts locally. The steps for creating a local account Lichimhui on the server are as follows.
1, open the Computer Management window
Perform the start 丨 Administrative Tools 丨 Computer Management Local Users and Groups command, pop up the Computer Management window as shown in Figure 1, and then right-
This time for everyone to bring PHP programming implementation of TCP server and client functional steps in detail, PHP programming to implement TCP server and client features of the note what, the following is the actual case, together to see.
1, modify php.ini, open extension=php_sockets.dll
2. Service-side program socketserver.php
3. Client program socketcli
Follow these steps to connect JDBC to the SQL Server database:1. Load the JDBC driver: Before connecting to the database, first load the driver of the database to be connected to the JVM (Java Virtual Machine. lang. class class static method forname (string classname) implementation. After the driver class is loaded, the driver class instance is registered to the drivermanager class. 2. Provide the URL for
selection:
Select the Eastern clock:
Create a hard disk partition that uses all of your hard disk space:
Select the hard drive:
Choose to automatically create a hard disk partition:
When you complete the partition, you will be prompted to automatically create the partition and disk space size:
Select Yes to begin formatting the partition:
After the machine restarts display the login screen, indicating the installation is successful! I wish you all success!
Step two start the inst
The specific steps for WSUS server client configuration are as follows.
Step 1:win7 the start I Run command and enter Gpedit.msc in the pop-up dialog box. Click OK to open the Group Policy Editor window, as shown in Figure 1.
Figure 1 The Group Policy Editor window
Step 2: Expand the Computer Configuration 丨 Administrative Templates 丨 "Windows Components" 丨 "Windows Update" node in sequence,
instructions Vim/etc/init.d/mysql 12th step: Start MySQL, operation instructions Bin/mysqld_safe--user=mysql If it starts up properly, you'll start logging in 13th step: Start logging in, MySQL in the bin directory, operation instructions./mysql-uroot-p 14th Step: Enter the temporary password that you just saved At this point MySQL only local localhost can access At this point MySQL only local localhost can access 15th Step: Modify the remote access, operation as 16th Step: Restart the MySQL
/usr/local/berkeleydb.5.3/include-i/usr/local/ssl/include-D_GNU_SOURCE "Ldflags="-l/usr/lib-l/usr/local/berkeleydb.5.3/lib-l/usr/local/ssl/lib "./configure--prefix=/usr/local/ OpenLDAP--with-tls=openssl-enable-dynamic (note the three groups of temporary variables introduced need to correspond to BerkeleyDB and OpenSSL library file folder directory)# make Depend# make# Make Test #这一步时间会很长# make Install#配置库文件搜索路径# echo "/usr/local/openldap/lib" >>/etc/ld.so.conf# ldconfig-vStart LDAP:/usr/local/op
, text boxes, command buttons, lattices, and so on. These components can be included in the client-side HTML code through
Most of the useful client components provide a specific kind of user interface. Remember that using a client component means that the real component has been uploaded to the client computer. The common practice is to download the components to the client computer. Of course, users have to wait for the download process, and the client computer must be configured to allow down
Before you create an application, you must configure the publication in SQL Server 2005. In the following steps, you will create a sample database and then publish the data from that database. You will use the pre-built script file to create the database, and then use the New Publication Wizard to create the publication.
Create a database and populate it with data
Prepare the
using a client component means that the real component has been uploaded to the client computer. The common practice is to download the components to the client computer. Of course, users have to wait for the download process, and the client computer must be configured to allow downloads.
In contrast to this, server-side components are executed on the server computer. The
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