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select dbms_metadata.get_ddl('TABLE','TABLE_NAME') from dual; 返回包括索引信息： CONSTRAINT "XXX_PK" PRIMARY KEY ("F1", "F2") DISABLE 关于所以的具体数据结构介绍:https://blo 阅读全文
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select dbms_metadata.get_ddl('TABLE','TABLE_NAME') from dual; 返回包括索引信息： CONSTRAINT "XXX_PK" PRIMARY KEY ("F1", "F2") DISABLE 关于所以的具体数据结构介绍:https://blo 阅读全文
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Tow kinds of temp table data keep method. One is delete when commit Anothe one is preseve when commit. E.g: create global temporary table TABLE_ABC ( 阅读全文
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Higher version Python better and convinient to use! Down load pygame whl file: C:\Work\software>pip install pygame-1.9.6-cp37-cp37m-win32.whlProcessin 阅读全文
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【ZZ】 https://www.cnblogs.com/xuxinstyle/p/9609551.html 阅读全文
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《设计模式》定义一个单例类，使用类的私有静态指针变量指向类的唯一实例，并用一个公有的静态方法获取该实例。 关键字：指向自己的静态指针私有，创建对象并赋值私有静态指针函数->公有， 构造函数私有--只有自己能创建 static pthread_mutex_t _instance_lock; class 阅读全文
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Use pip install openpyxl first Every simple example import openpyxl # 打开excel文件,获取工作簿对象 wb = openpyxl.load_workbook('OP_SVC_INST_SampleUT23.xlsx') # 从 阅读全文
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One procedure do well in SQL developer but error during exceute it under sqlplus command line: Remember add below in first line and last line: prompt 阅读全文
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We know that there is "commit" in oracle to submit all data in the session and used very common. But there is "/" in sql command line that is special 阅读全文
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E.g and explaination: Pre-condition: Server is running and can reciever CURL command with json format message, libcurl and jsoncpp lib installed and c 阅读全文
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Supposed you are implemented done with all your codes(c is the alias for cleartool): New version adds to exist file in VOB Add new file element to VOB 阅读全文
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