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  • pro.Android Media-处置大的图片

    pro.AndroidMedia--处理大的图片调用照相机程序,可以在intent中加入android.provider.MediaStore.EXTRA_OUTPUT参数来设置图片保存位置。如下:?StringimageFilePath=Environment.getExternalStorageDirectory().getAbsolutePath() +"/myfavoritepictur...

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  • Pro Oracle SQL》Chapter3-3.2.6 Index Skip Scan

    《ProOracleSQL》Chapter3--3.2.6IndexSkipScanIndexSkipScan???索引跳跃扫描???(page107)???Anindexskipscanischosenwhenthepredicatecontainsaconditiononanon-leadingcolumninanindexandtheleadingcolumnsarefairlydistin...

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  • Pro Oracle SQL》CHAPTER2-2.3 The Library Cache

    《ProOracleSQL》CHAPTER2--2.3TheLibraryCacheTheLibraryCache?库缓存????(page54)???ThefirstthingthatmusthappentoeverySQLstatementyouexecuteisthatitmustbeparsedandloadedintothelibrarycache.?Thelibrarycache,as...

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  • Pro Oracle SQL》Chapter 三 - 3.3 Join Methods

    《ProOracleSQL》Chapter3--3.3JoinMethodsJoinMethods?连接方法?(page110)???Iftherearemultipletablesinyourquery,aftertheoptimizerdeterminestheaccessmethodsmostappropriateforeachofthetables,thenextstepistodeter...

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  • 初学者一个关于PRO C的有关问题

    菜鸟求助一个关于PROC的问题!各位达人:小弟最近刚开始学习PROC,看到书上给了若干示例,想照着做,于是问别人要了ORACLE数据库名、用户名和密码,装了client。然后该怎么做呢,那个PROC在windows下有相应的编译工具吗?是不是非要在linux下用makefile做?(据说linux下自带有相应的编译工具??)处于方便的考虑,我还是更想在windows下学习和练习。小弟愚笨,还请各位...

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  • 在工程.pro里边加东西是基于什么原则加大

    在工程.pro里面加东西是基于什么原则加大初学qt有人告诉我需要经常在.pro工程文件里加东西请问怎么加基于什么原则加什么时候加求大神们详细点解释自学的压力很大color='#FF8000'>------解决方案--------------------留邮箱给资料

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  • JCreator Pro代码不能自能弹出代码完成窗口了解决方案

    JCreatorPro代码不能自能弹出代码完成窗口了电脑中的JCreatorPro不知道怎么了,不能自动弹出代码完成窗口了().但在里面运行程序都是很正常的,如果说是JDK配置错误,那不能运行才对.请大家帮助一下color='#e78608'>------解决方案--------------------以前也出现过这种情况,重启之后又好了

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  • .net framework3.0 如何在vs2005 pro下用

    .netframework3.0怎么在vs2005pro下用?.netframework3.0怎么在vs2005pro下用?color='#e78608'>------解决方案--------------------------------------------------------.NET3.0只是在.NET2.0的基础上添加了一些类库,如Workflow等color='#e78608'>-...

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  • Pro Oracle SQL》CHAPTER2-2.6Query Transformation

    《ProOracleSQL》CHAPTER2--2.6QueryTransformationQueryTransformation???查询变换??(Page61)???Priortothedevelopmentoftheexecutionplan,astepcalledquerytransformationoccurs.Thisstephappensjustafteraqueryischecke...

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  • Pro Oracle SQL》Chapter7-7.10GROUP BY Restrictions

    《ProOracleSQL》Chapter7--7.10GROUPBYRestrictions????7.10GROUPBY的限制???(page217)????YourstudyofGROUPBYwouldbeincompletewithoutconsideringwhatitcannotdo.?ThelistofrestrictionsplacedonGROUPBYisnotverylong....

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  • 一个pro的疑问解决方案

    一个pro的疑问USEMmyeeAdGO--checkexistingofsp_Import_MmyeeAdIFOBJECT_ID('dbo.sp_Import_MmyeeAd','P')ISNOTNULLDROPPROCEDUREdbo.sp_Import_MmyeeAdGOCREATEPROCEDUREdbo.sp_Import_MmyeeAd@Provider...

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  • Pro Oracle SQL》Chapter 3-3.2.5 Index Full Scan

    《ProOracleSQL》Chapter3--3.2.5IndexFullScanIndexFullScan?索引全扫描?(page103)???Anindexfullscanischosenunderseveralconditionsincluding:whenthereisnopredicatebutthecolumnlistcanbesatisfiedthroughanindexonaco...

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  • Pro Oracle SQL》Chapter 十 Subquery Factoring -10.1 Standard Usage

    《ProOracleSQL》Chapter10SubqueryFactoring--10.1StandardUsage?SubqueryFactoring子查询分解(page305)JaredStill???Youmaynotbefamiliarwiththetermsubqueryfactoring.?PriortothereleaseofOracle11gR2,theofficialOracl...

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  • Pro Oracle SQL》Chapter3-3.2.4 Index range scan

    《ProOracleSQL》Chapter3--3.2.4IndexrangescanIndexrangescan???索引范围扫描??(page101)???Anindexrangescanischosenwhenapredicatecontainsaconditionthatwillreturnarangeofdata.?Theindexcanbeuniqueornon-uniqueasiti...

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  • Pro Oracle SQL》 Chapter2-2.1 Oracle Architecture Basics

    《ProOracleSQL》Chapter2--2.1OracleArchitectureBasicsChapter2SQLExecution????SQL的执行KarenMorton??(page51)???YoulikelylearnedthemechanicsofwritingbasicSQLinarelativelyshortperiodoftime.Overthecourseofafew...

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  • Pro Oracle SQL》Chapter 八 - 8.5 Lead and Lag

    《ProOracleSQL》Chapter8--8.5LeadandLagLeadandLag???????(page249)???Lag?and?lead?functionsprovideinter-rowreferencingability.Lag?providestheabilitytoaccesspriorrowintheresultset.The?leadfunctionallowsac...

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  • Pro Oracle SQL》Chapter 三 - 3.3.1 Nested Loops Joins

    《ProOracleSQL》Chapter3--3.3.1NestedLoopsJoinsNestedLoopsJoins?嵌套循环连接????(page111)???Nestedloopsjoinsuseeachrowofthequeryresultreachedthroughoneaccessoperationtodriveintoanothertable.?Thesejoinsaretypi...

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  • Pro Oracle SQL》CHAPTER2-2.8 Subquery Unnesting

    《ProOracleSQL》CHAPTER2--2.8SubqueryUnnestingSubqueryUnnesting?子查询反嵌套????????(page66)???Subqueryunnestingissimilartoviewmerginginthatjustlikeaviewasubqueryisrepresentedbyaseparatequeryblock.?Themaindif...

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  • Pro Oracle SQL》CHAPTER2-2.9 Predicate Pushing

    《ProOracleSQL》CHAPTER2--2.9PredicatePushingPredicatePushing??谓词推进??????(page69)???Predicatepushingisusedtoapplythepredicatesfromacontainingqueryblockintoanon-mergeablequeryblock.?Thegoalistoallowanind...

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  • Pro Oracle SQL》Chapter 八 - 8.4Aggregation Functions

    《ProOracleSQL》Chapter8--8.4AggregationFunctionsAggregationFunctions?聚合函数?????(page246)????Aggregationfunctionscanoperateinanalyticmodeorconventionalnon-analyticmode.Aggregationfunctionsinnon-analyticm...

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