• Troubleshooting High CPU Usage on ...Cloud SQL Server

    During data type comparison,SQL Server must make sure that data types at both ends of the comparison operator are consistent.These include equal to,on clauses,greater than or equal to,and less than or...
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  • Selecting General Query and Slow Query Log

    If-log-output is given with a value,the value can be a comma-separated list of one or more of the words TABLE(log to tables),FILE(log to files),or NONE(do not log to tables or files).NONE,if ...
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  • Oracle Architectural Components

    SOLUTION:A password file is used to secure the DBA’s ability to login from machines other than the one hosting the Oracle database and perform privileged operations such as startup or shutdown.This ...
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  • Android Development Security-Provider Component ...

    The Content Provider component is one of the key Android app components.It manages data access and is mainly used to implement data sharing between apps.Content Provider data sources can be SQLite ...
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  • PyProjects:Python项目大集合

    Inverted index-An Inverted Index is a data structure used to create full text search.Given a set of text files,implement a program to create an inverted index.Also create a user interface to do a ...
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  • 【OH】SET System Variable Summary SQLPLUS 系统变量...

    Sets the number of rows,called a batch,that SQL*Plus will fetch from the database at one time. SET AUTO[COMMIT]{ON|?OFF?IMM[EDIATE]|?n} ...
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  • Red Gate系列之二 SQL Source Control 3.0.13.4214 ...

    Given my previous positive experiences with Red Gate products I thought I’d write this blog a little differently.Rather than try and learn it inside out then come across as all knowledgeable,I‘m ...
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  • QtCore Module&39;s Classes

    Items can be added at either end of the list using QList:append()and QList:prepend(),or they can be inserted in the middle using QList:insert().More than any other container class,QList is highly ...
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  • sonar Analysis Parameters

    Exclude files from analysis.See Project Administration#ExcludingFiles for more details.This page also details sonar.tests.exclusions,sonar.inclusions,sonar.tests.inclusions,sonar.global.exclusions,...
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  • QtCore Module's Classes

    Items can be added at either end of the list using QList:append()and QList:prepend(),or they can be inserted in the middle using QList:insert().More than any other container class,QList is highly ...
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  • 【OH】Glossary Oracle词汇表(上)

    Multiple standalone DICOM Information Objects that are structured and encoded as defined in Part 10 of the DICOM standard(commonly referred to as DICOM Part 10 files).For more information,see the ...
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  • 【OH】Glossary Oracle词汇表(下)

    Oracle Database allocates a memory area called the System Global Area and starts one or more Oracle Database processes.This combination of the System Global Area and Oracle Database processes is ...
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  • Yet another MongoDB Map Reduce tutorial[一篇英文的...

    What we do know is that if Reduce is executed more than once then the value returned will be passed in a subsequent reduce as part of input. For our given problem,we want Reduce to output all the ...
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  • 【OH】Glossary Oracle词汇表(中)

    Load balancing,whereby if more than one listener services a single database,a client can randomly choose between the listeners for its connect requests.This randomization enables all listeners to ...
    文章 2016-12-13 1111浏览量
  • The Evolution of Alibaba Cloud's Relational ...

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  • ASP.NET Basics: Foundation of ASP.NET

    A theme contains one or more skin files.A skin is simply a text file with a.skin extension and contains definition of styles applied to server controls in an ASP.NET page. For eg: lt;asp:button runat=...
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  • MFC vs Qt

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  • MySQL 5.6.17/5.5.37 发布

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  • 大数据分析-常见分布式OLAP查询引擎研究

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  • OCP 1Z0-053 第1~30题

    优化器就会去SQL Plan History中去搜索成本最低的SQL Plan,如果优化器在SQL Plan History中找不到任务匹配的SQL Plan,则该SQL Plan被作为一个Non-Accept Plan被存入SQL Plan History,新的SQL Plan直到它被验证...
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  • How to write secure Yii applications

    logs are usually on by default.Please check your server configuration and your rights on the file system for accessing these log files. Validating the user input ¶ How it works ¶ If a user can add ...
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  • Uncover Security Design Flaws Using The STRIDE ...

    even in the more mature field of cryptography,many popular algorithms have not been proven to be secure.But,while we can't often prove that a given design is secure,we can learn from our mistakes and ...
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  • Know about Oracle Network Security

    The SHA is slightly slower than MD5,but it is more secure against brute-force collision and inversion attacks. 26. he SSO,or single sign-on,feature of ASO allows access to multiple accounts and ...
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  • Oracle RAC环境下如何更新patch(Rolling Patch)

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  • Oracle RAC环境下如何更新patch(Rolling Patch)

    The command may not work if unzipped patch location has more than one patch sub-directory,example output while checking CPU patches: 对于解压路径下有多个子patch的情形,校验是否为滚动patch可能会失败,...
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  • SQL Server 2008性能故障排查(三)——I/O

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  • Thoughtworks Techniques

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  • SQL Server 2005 性能故障白皮书

    handle has more than one statement,you may have to drill in further to find the specific query that is the largest contributor to the overall CPU usage. select top 50 sum(qs.total_worker_time)as total...
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  • mysqlslap

    auto-generate-sql auto-generate-sql Generate SQL statements automatically when they are not supplied in files or using command options auto-generate-sql-add-autoincrement auto-generate-sql-add-...
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  • The Log

    there is nothing complicated or deep about this principle:it more or less amounts to saying“deterministic processing is deterministic”.Nonetheless,I think it is one of the more general tools for ...
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