摘要:
Oracle's VARRAYs behave like classes in object-oriented programming. Classes are instantiated into objects using constructors.SQL>SQL>CREATEORREPLACETYPEmem_typeISVARRAY(10)ofVARCHAR2(15)2/Typecreated.SQL>SQL>CREATETABLEclub(NameVARCHAR2(10),2AddressVARCHAR2(20),3CityVARCHAR2(20),4Ph 阅读全文
posted @ 2012-02-15 09:40
月亮的影子
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