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The SQL Server database has three file types, data files, secondary data files, and log files, where the log files contain all the log information used to recover the database, SQL Server always writes the log file LDF first, and data changes are written to MDF, which can lag So the speed of log writes determines the amount of write transactions that SQL Server c

, mainly targeting the corresponding ports; 4. Enable Nic attribute TCPIP filtering to allow corresponding ports; 5. Modify the name of the default administrator. Do not use admin, which is commonly used; 6. Modify the administrator password. Not quantity, but complexity. [Email protected], 1qaz2wsx, and admin123 are the passwords used by hackers to crack the dictionary. 7. Change the default port of th

= 1 ; While @ I 1000 Begin Insert Into Student Values ( @ I , ' Zhangsan ' + Cast ( @ I As Char )) Set @ I = @ I + 1 ; End ; Go Because the ID column is set as the primary key, SQL Server automatically adds a clustered index to it. If we use the following statement to update table data, Begin Tran UpdateStudentSetName='Zhangsan' WhereID=1000; Then query the cu

What is the difference between the CGI mode and the built-in module mode on the server ?. PHP running in CGI mode has the following shortcomings: 1. basic arguments cannot be used. 2. the returned variable is incorrect. for example, PHPSELF will add the interpreter path before the file

FTP (file Transfer Protocol) is the abbreviation for the document Transfer Protocol. The role of FTP As its name shows: the primary role of FTP is to have users connect to the last remote computer (which runs the FTP server program) to see what files are on the remote comp

), Managed in a constrained form. But at the same time, it automatically creates a unique nonclustered index, with the performance and some functionality of the index. In fact, unique key constraints are constrained by unique indexes. A unique index is an index that uniquely checks a field and can set various parameters for flexibility. So when we create the uniqueness of a column, which is better to use?

Tags: machine database data mil system BSP breakpoint continuation same serverGoofy Dog these days especially depressed, do not know how to pass TCP/IP Protocol Connection SQL Server database. Fortunately kung Fu, after a few days of hard research, finally got the answer. Goofy Dog Call UDP1434 Port , "Jingle Bell, jingle Bell ... .. " UDP1434 Port : Hello, i am SQL Server Browser My