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Label:Writing:Pretend to have a table shop, which has a list of shopname, taking 100000 to 100,050 data. The writing of Row_number SELECT * from (SELECT Over (ORDER by Shopname) as R from Shop ) T WHERE R>100000 and R100050 The writing of Offset,fetch SELECT from Shop ORDER by Shopname OFFSET 100000 ROW FETCHNEXT Comparison:The difference in execution time can be clearly seen when 100,000 data are taken. Although the previous people have given a lot of arguments, I will stick to th
Original: PowerDesigner 16.5 tips for reverse engineering from SQL Server 2012: Unable to List tables issuesShenzhen team to develop a system in the North China side to push customers, in a patch, due to changes in the data dictionary, but the Shenzhen team did not give the database update script, only to the new version of the database creation script, in order
A day at work see a database on SQL Server 2012 D on disk 80%, a moment feeling bad. So look at the hard disk, a small 200M database file, dragging a 6G log file. But I feel depressed.So it's easy to open a database--------shrink-to-file650) this.width=650; "Src=" https://s4.51cto.com/wyfs02/M02/8D/EE/wKioL1ivz8LS_xHmAABv-yFWUa0145.png-wh_500x0-wm_ 3-wmp_4-s_1798
Tags: des style blog http io color ar os use Method 1, install by specifying a bar parameter setup.exe/q/iacceptsqlserverlicenseterms/action=install/pid= Method 2, specify the configuration file installation I:\>setup.exe/configurationfile= "D:\ConfigurationFile.ini" Microsoft (R) SQL Server 2012
We use SQL Server database 2008. After the database is configured, the database cannot be accessed from another computer. The following message is displayed: "Cannot connect *.*.*.*. Network-related or instance-specific errors occur when SQL Server establishes a connection. The ser
Focus: The following installation steps are installed in the disconnected environmentbecause I want to see the internet and not the Internet . SQL2012 will not download and install the. net2.0 and. net3.5 and. Net4 and SP1 patch PacksMy environment:The size of the installation package without the integrated SP1 patch package is 4.71GB, the size of each installation package is available on the forum, and I think it's up to MSDN that I told you or MSDN to prevail.problem One : X64-bit integrated S
' filestream_access_level ', 2goreconfigure--start alter DATABASE test SET FileStream (non_transacted_ ACCESS = full, Directory_name = ' test ')--add FILESTREAM filegroup alter DATABASE test add FILEGROUP filestreamgroup CONTAINS filestr Eamgoalter DATABASE Test ADD FILE (NAME = ' fg1 ', FILENAME = ' D:\FileStream\fg1 ') to FILEGROUP filestreamgroupgo--requires non-transactional access, Directory_nameselect db_name (database_id), non_transacted_access, Non_transacted_access_desc, directory_name
truncation at run time.The active_transaction transaction is active (all recovery models). A long-running transaction may exist at the beginning of a log backup. In this case, another log backup may be required to free up space.After reading the status, my problem is this log_backup, the log is not backed up, that is, the beginning of the dead loop, because hard disk space is not enough, can not be backed up can not delete the log, it became a dead loopThere is always a solution, the principle
Original unofficial Microsoft SQL Server Driver for PHP (sqlsrv)Here is unofficial modified builds of Microsoft ' s sqlsrv and pdo_sqlsrv drivers for PHP, version 3.0, for: PHP 5.6 for Windows vista/2008 and above (+ +) PHP 5.5 for Windows vista/2008 and above (+ +) PHP 5.3 and 5.4 for Windows xp/2003
Tags: des style blog http color using IO file dataThere is a project using the SQL SERVER2012 version of the database, at first may not notice the log file, so that the log file is getting larger, when the use of sql2008 shrink file method to operate, the problem arises.DUMP TRANSACTION bigdata with No_logbackup LOG bigdata with no_logUsing the method above does not solve the problem, since 2012 does not su
Tags: io ar sp strong div on Art BS ADEnterprise DVD SQL Server 2005 Enterprise Edition (support for very large enterprises)32-bit DVD:ed2k://|file|cs_sql_2005_ent_x86_dvd.iso|972310528|4ceef4b959894fd78c8f8416b4ba533e|/64-bit DVD:ed2k://|file|cs_sql_2005_ent_x64_dvd.iso|1019222016|10fd11133a3e70dad665bedc1090ad28|/Standard E
Tags: io ar strong SP div Art C on REnterprise DVD SQL Server 2005 Enterprise Edition (support for very large enterprises)32-bit DVD:ed2k://|file|cs_sql_2005_ent_x86_dvd.iso|972310528|4ceef4b959894fd78c8f8416b4ba533e|/64-bit DVD:ed2k://|file|cs_sql_2005_ent_x64_dvd.iso|1019222016|10fd11133a3e70dad665bedc1090ad28|/Standard Edi
I believe that the students who develop applications through Java and SQL Server have experienced the following similar problems.The JDBC official driver provided by Microsoft is not placed in the MAVEN repository, so if your Java application needs to access SQL Server, you
is the version problem, one is the installation sequence problem, please look down: One, you install the SQL Server Express Edition edition, which is what we call the rapid development version SQL Server the Express version is
schema (environment in the code above) is used, so the third parameter of the sp_addextendedproperty stored procedure should be schema rather than user. Query related data found that the above SQL statement is based on the corresponding. xdb file generated by PowerDesigner, as the SQL code template for the column comment information, the corresponding XDB template file is stored in the PowerDesigner instal
where c.object_id = p.major_id and c.name =%.q:column%)) begin [%owner% ? [. O:[execute][exec]]sp_dropextendedproperty [%r%?[ N]] ' ms_description ', [%r%?[ N]] ' schema ', [%r%?[ n]]%.q:owner%, [%r%?[ N]] ' table ', [%r%?[ N]]%.q:table%, [%r%?[ N]] ' column ', [%r%?[ n]]%.q:column%:d eclare @CurrentUser sysname Select @CurrentUser = schema_name () [. O:[execute][exec]]sp_dropextendedproperty [%r%?[ N]] ' ms_description ', [%r%?[ N]] ' schema ', [%r%?[ N]] @CurrentUser, [%r%?[ N]] ' table ', [%
information, see Considerations for switching from the full or bulk-logged recovery model. In SQL SERVER 2008, BACKUP log with truncate_only is no longer supported, and to shrink the database log, you first need to truncate the file by setting the database recovery mode to simple. The statements are as follows: --BACKUP log TestDB with no_log UseTestDB; GO --Truncate The log by changing the database rec
Tags: sql Server; read-only; specific tablesCreate a read-only account and only read certain tables.Now let's share the steps of the operation.The premise of this operation is that the database is relatively large, there are many data tables, you need to select their own read-only data tables.The operation of the new account should not be unfamiliar, to everyone is not discussed.In the left User Mapping tab
']/value '). Value (' (value) [1] ', ' NVARCHAR (100) ')--get sql_textset @sql_text = @xmlData. Query ('//action[@name = ' Sql_text ']/ Value '). Value (' (value) [1] ', ' NVARCHAR (MAX) ')--start inserting data insert #MyData (database_id, Sql_text, username, client_hostname , Client_app_name, Cpu_time) VALUES (@database_id,--Database_id-int @sql_text,--Sql_text-nvarchar (max) @use Rname, @client_hostname, @client_app_name, @cpu_time) end TRY BEGIN catch END catch FETCH NEXT from Mycur into @
Tags: database log repository truncate recovery data alter DIV modeMEDIA Database nameALTER DATABASE media set RECOVERY easy with no_wait ALTER DATABASE Media set RECOVERY simple--simplified mode DBCC SHR Inkfile (N ' Media_log ', one, truncateonly) --11 is size 11M ALTER DATABASE MEDIA SET RECOVERY full with NO_WAIT alter DATABASE MEDIA SET RECOVERY Full--Revert to complete mode Ext.: http://blog.csdn.net/hehe520347/article/details/48497229How to truncate logs for
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