Oracle 存储过程问题请教 - V2EX
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hujianxin
V2EX    Oracle

Oracle 存储过程问题请教

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  •   hujianxin 2016-09-25 16:06:05 +08:00 2429 次点击
    这是一个创建于 3358 天前的主题,其中的信息可能已经有所发展或是发生改变。

    现在有一个存储过程:tnrpGraphBlobConverter

    CREATE OR REPLACE Procedure tnrpGraphBlobConverter(graphBlob in Blob, RefCursor In Out dctypes.cursorType) As value_Arra1 TNNUMBERMARRAY; value_Array TNNUMBERMARRAY; Begin value_Array1 := TNNUMBERMARRAY(); value_Array := TNNUMBERMARRAY(); tnrpGraphBlobConverterJava(graphBlob, value_Array1, value_Array); Open RefCursor For SELECT ROW_NUMBER() over (order by 1) as MyRow, tmp.COLUMN_VALUE as MyValue from TABLE(value_Array) tmp; End; 

    其中,tnrpGraphBlobConverterJava这个存储过程是:

    CREATE OR REPLACE Procedure tnrpGraphBlobConverterJava(graphBlob in Blob,graphDataDesc in TNNumbermArray, graphData in out TNNumbermArray) As Language Java Name 'ToolsNetUtility.tnrpGraphBlobConverterJava(oracle.sql.BLOB, oracle.sql.ARRAY, oracle.sql.ARRAY[])'; 

    请问,第一个存储过程中, RefCursor 是什么意思啊,应该传给他一个什么样的参数呢?

    另外,如何用 java 来执行这个存储过程呢?其中这个 In Out 类型应该如何传参呢?

    3 条回复    2016-09-29 10:44:06 +08:00
    shiyiwan
        1
    shiyiwan  
       2016-09-28 21:59:23 +08:00
    Ref Cursor 是 Oracle 的动态游标类型, Java 读取时应该可以 oracle.jdbc.driver.OracleTypes.CURSOR 类型。
    用法参考一下链接 http://www.databasedesign-resource.com/oracle-ref-cursor-in-java.html
    hujianxin
        2
    hujianxin  
    OP
       2016-09-29 10:42:30 +08:00
    @shiyiwan 感谢回复!
    hujianxin
        3
    hujianxin  
    OP
       2016-09-29 10:44:06 +08:00
    @Livid
    你好,这个主题能帮忙删除吗?这一个包含似有代码,对方要求我们删除,谢谢啦。
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