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Php:It is usually the beginning of the code you want to check to record a time, the end of the record a time. Take the difference value,the efficiency of database SQLSQL explain (MySQL), enable slow query log to record slow queries. Usually also depends on the database design is reasonable, the demand is reasonable and so on.But this time is generally very fast, in less than a second, so you can not directly use mktime ()function Getmicrotime () {List ($usec, $sec) = Explode ("", Microtime ());
Python simple script-SQL character extraction, python script-SQL a="""dr.GetStr("kh"), dr.GetStr("xm"), dr.GetStr("xh"), dr.GetStr("sfzh"), dr.GetStr("xbdm"), dr.GetStr("bjxx"),
-- Script used to obtain the connection information of the SQL Server server (based on the original shard creation and writing) Declare@ Dbname sysname,-- The name of the database to be queried (empty for all). The connection information of all databases is queried by default.@ Brief deip bit-- Whether to display the IP address (0 NO, 1 Yes). This control is added because the IP address query is time-consu
The Linux/unix shell script, such as calling or executing Sql,rman, provides great convenience for automated jobs and multiple iterations, so Oracle is completed through the Linux/unix shellAnd is one of the essential skills of DBAs. This article calls SQL for the Linux/unix shell script, and the Rman
Oracle re-indexing Shell script, SQL script sharing, oracleshell Indexing is a powerful weapon to improve database query performance. Without an index, it is like a library without a book tag. It is more difficult to find a book you want than to climb to the sky. However, in the process of using indexes, especially in the case of batch DML, the corresponding frag
-----SQL ScriptsDECLARE @fileName varchar (255),--Define the backup file name variable@dbname varchar (255)--Define the backup database name variableDECLARE mycursor cursor Fast_forward for select name from master: sysdatabases ORDER BY name--Define a cursor objectOpen MyCursor--opening cursorsSet @dbname = ' PYSF 'Set @fileName = ' D:\bakck\1\ ' [email protected]+convert (varchar), GETDATE (), + '. Bak ')--Define the current backup file storage pathB
#-------------------------------------status= ' grep ' ora-' ${log} ' if [-Z $status];then mail-s ' Succe eded rebuilding indices on ' hostname '!!! ' ${DBA} 2, rebuilding the SQL script for an index call robin@szdb:~/dba_scripts/custom/sql> more Rebuild_unbalanced_indices.sql conn/as sysdba set serveroutput on; DECLARE Resource_busy EXCEPTION;
(typically the hostname/sql server), click the drop-down box can be found, authentication selected "Windows Authentication" (General local SQL Server is this authentication, if "SQL Server Authentication" is selected, the user name and password are required, the database on the Internet is this authentication, the host service provider provides the user name and
1.php Execution Time:$begin=Microtime(true);//gets the time that the program started executing//some code here to execute$stop=Microtime(true);//gets the time that the program execution endedList($m 0,$s 0)=Explode(" ",$begin);List($m 1,$s 1)=Explode(" ",$stop);$runtime=($s 1+$m 1-$s 0-$m 0) *1000;Echo' $etime-$stime.‘ microseconds; 2.SQL Execution time (actually the same as above):$begin=Microtime();mysql_query($
2014-08-23 BaoxinjianI. Summary A script that is circulated online to query the efficiency of a single SQL query and export it as an HTML report, similar in function to Dbms_profilerQuery sql_id by session, only run script, export as HTML reportThe SQL script: Http://f
Tags: style blog http ar color OS using SP filesOriginal: sql2005 restore extra-long SQL scripts, restore oversized script filesFrom the outside of the database with export scripts exported to the way, 280M look, the guide is exported, but in the native execution of SQL script, is directly out of memory, before the exe
Enterprise Manager provides a visual interface in which the database and its objects, such as tables, views, defaults, and so on, rarely require the user to edit their own program code. But it is good for users to understand how these objects are built through the SQL language and get their SQL language scripts (script). provides tools in enterprise Manager to he
Original: [SQL Server] executes the. SQL script in the folder at onceThe initial database, we developers will prepare a lot of. SQL scripts to create tables, view even initial data, how to execute the *.sql in the folder at one time or specify several.
Requirements DescriptionGenerally in the production environment, in the case of put into operation, need batch to execute SQL script file, to complete the whole production, if the production file more than the case, undoubtedly this is a more painful process, so this article through PowerShell script bulk completed.Monitoring scripts#批量执行
;rpc and RPC out, These two values need to be set to True. (Figure 4: Default settings) (Figure 5: Correct settings) However , under MSSQL2008 cannot directly modify the linked server ' Etv2_link ' RPC configuration into ture, you can modify the following statement: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->--> Use [ Master ] go EXEC master.dbo.sp_serveroption @server = N ' etv2_link ' , @op
IMP cross-platform Migration Database SQL generation SQL method tablespace creation script, impsql When using EXP/IMP for cross-platform migration, we need to manually create the tablespace and data files consistent with the source at the target end due to the tablespace path change, the following is the script used to
#, --username, --command, --status, --Osuser, --sql_address, --Sql_hash_value,sql_id, Sql_exec_start, prev_sql_id, Prev_exec_start, event, WAIT_CLA SS, State, Sql_trace, program fromv$sessionWHERETerminal= 'gavin-pc' andSid= 373 andStatus= 'ACTIVE' andProgram like 'Plsqldev.exe'Step4. Dynamic Performance View 2-v$sqlSelect from V$sql where = ' 3rf19a6yjvz18 'Step5. Dynamic Performance View 3-v$sqlte
is a powerful database management tool that can be connected to MySQL, SQLite, Oracle SQLSERVER, PostgreSQL, and so on. It has a registration code online, download it and download it to the cracked version. Only learning is supported. Please support genuine version !!!! Start with the question: 1. Use Navicat Premium to connect to your SQLSERVER database. If it is not connected, please Baidu; 2. After the connection is successful, open the connection and you will see all your SQLSERVER datab
How to run the script in mysql. Taking running niuzi. SQL as an example, mysqlniuzi. SQL Suppose you want to run the Script: F: \ hello world \ niuzi. SQL Method 1:In the command line (Database not connected), enter mysql-h localhost-u root-p Method 2:In the command line (t
DATABASE Tempfile ' | | Chr (39) | | A.name | | Chr | | ' autoextend on; ' From V$tempfile A, v$tablespace bwhere a.ts# = b.ts# and b.included_in_database_backup= ' NO 'Two. The resulting results are similar to the following:Cases:Create tablespace system datafile '/oradata/orcl/system01.dbf ' size (m);Create tablespace undotbs1 datafile '/oradata/orcl/undotbs01.dbf ' size 1630 m;Create tablespace sysaux datafile '/oradata/orcl/sysaux01.dbf ' size + m;Create tablespace users datafile '/orada
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