首页
学习
活动
专区
圈层
工具
发布
首页
学习
活动
专区
圈层
工具
MCP广场
社区首页 >问答首页 >ORA-06502: PL/SQL:数字或值错误:使用clob从字符到数字转换错误

ORA-06502: PL/SQL:数字或值错误:使用clob从字符到数字转换错误
EN

Stack Overflow用户
提问于 2021-12-14 21:38:21
回答 1查看 111关注 0票数 0

我希望在一个oracle过程中为多个JOBID's选择数据,因此在这样做时,我得到的错误为

ORA-06502: PL/SQL:数值或值错误:字符转换错误

由于这个原因,我将JOBID的数据类型更改为CLOB,但仍然没有任何东西工作,也没有得到相同的错误。

代码语言:javascript
运行
复制
SELECT CAST( STR2TBL('7507, 22781, 24949, 187771, 189739, 185736, 185737, 187276, 187665, 186012, 185743,
187559, 195056, 185626, 186337, 186655, 187495, 185679, 186352, 187578, 189666, 186017, 186254, 190430, 
185176, 186243, 186389, 184861, 188567, 192888, 186283, 191680, 186355, 186775, 186776, 189203, 189910, 
184871, 184906, 186125, 186336, 186339, 186565, 190469, 192138, 187710, 190267, 189186, 191515, 187711, 
186442, 187866, 186351, 190211, 186159, 191145, 191377, 187859, 187952, 192877, 185906, 187533, 190735,
185907, 186248, 189255, 185625, 190941, 185449, 191380, 186106, 189510, 186360, 191302, 189611, 190617,
185792, 187083, 188226, 185288, 188150, 186903, 189377, 191694, 188053, 186112, 186683, 192014, 185416, 
191872, 185287, 185305, 190949, 186108, 186109, 189351, 186134, 188553, 188677, 189732, 187494, 188509,
192253, 189756, 191681, 186313, 189972, 191752, 185663, 186169, 188137, 188508, 185178, 192363, 185122,
190679, 187951, 190905, 194509, 194510, 203859, 194422, 195960, 199874, 202223, 204643, 204648, 204808, 
193250, 198709, 204132, 203977, 197526, 198293, 204636, 193779, 197365, 194224, 194842, 194657, 202435,
194597, 204664, 199924, 194526, 195664, 196277, 204668, 204671, 199873, 197154, 199879, 200267, 204798,
204806, 204028, 203714, 203858, 204650, 204658, 195039, 196382, 198780, 199991, 204942, 204947, 204955,
199989, 203400, 203409, 194846, 199896, 200558, 200726, 193576, 204633, 204667, 204674, 204675, 204911,
195745, 198303, 201390, 199988, 198405, 198826, 199871, 199926, 193249, 195256, 199877, 194266, 201870,
196115, 196186, 196949, 202114, 204338, 198203, 202113, 195171, 197902, 198215, 204566, 199990, 193851,
195746, 199872, 202511, 200136, 204600, 204634, 204635, 204646, 204651, 204653, 204654, 204665, 204670,
193058, 193260, 203220, 202043, 193061, 205345, 205192, 205033, 205267, 205400, 205249, 205324, 205351,
205117, 205141, 205142, 205289, 205285, 205016, 205151, 205395, 205220, 205100, 205113, 205140, 205105, 
10522, 3473, 676, 2626, 3474, 3116, 8246, 3478, 5136, 675, 6816, 2621, 2622, 2623, 2624, 3476, 3115, 526, 
2625, 2627, 4175, 674, 5873, 5874, 3475, 3114, 446, 8746, 12825, 16173, 12826, 20967, 25133, 32526, 30226' ) AS MYTABLETYPE ) FROM DUAL;

另外,STR2TBL是我内置的函数。

代码语言:javascript
运行
复制
create or replace function         str2tbl( p_str in CLOB ) return myTableType
    as
        l_str   long default p_str || ',';
        l_n        number;
        l_data    myTableType := myTabletype();
    begin
        loop
            l_n := instr( l_str, ',' );
            exit when (nvl(l_n,0) = 0);
           l_data.extend;
           l_data( l_data.count ) := ltrim(rtrim(substr(l_str,1,l_n-1)));
           l_str := substr( l_str, l_n+1 );
       end loop;
       return l_data;
  END;
EN

Stack Overflow用户

回答已采纳

发布于 2021-12-14 21:58:19

您的过程效率很低,因为它不断地用较小的子字符串覆盖CLOB

相反,您可以跟踪每个术语前后逗号的位置,并使用此函数 (将数据类型更改为CLOB)从这些位置查找子字符串:

代码语言:javascript
运行
复制
CREATE OR REPLACE TYPE stringlist AS TABLE OF VARCHAR2(20)
/

CREATE OR REPLACE FUNCTION split_String(
  i_str    IN  CLOB,
  i_delim  IN  VARCHAR2 DEFAULT ','
) RETURN stringlist DETERMINISTIC
AS
  p_result       stringlist := stringlist();
  p_start        NUMBER(5) := 1;
  p_end          NUMBER(5);
  c_len CONSTANT NUMBER(5) := LENGTH( i_str );
  c_ld  CONSTANT NUMBER(5) := LENGTH( i_delim );
BEGIN
  IF c_len > 0 THEN
    p_end := INSTR( i_str, i_delim, p_start );
    WHILE p_end > 0 LOOP
      p_result.EXTEND;
      p_result( p_result.COUNT ) := SUBSTR( i_str, p_start, p_end - p_start );
      p_start := p_end + c_ld;
      p_end := INSTR( i_str, i_delim, p_start );
    END LOOP;
    IF p_start <= c_len + 1 THEN
      p_result.EXTEND;
      p_result( p_result.COUNT ) := SUBSTR( i_str, p_start, c_len - p_start + 1 );
    END IF;
  END IF;
  RETURN p_result;
END;
/

然后你可以像这样使用它:

代码语言:javascript
运行
复制
SELECT column_value
FROM   TABLE(split_string(
         '7507, 22781, 24949, 187771, 189739, 185736, 185737, 187276, 187665, 186012, 185743, 187559, 195056, 185626, 186337, 186655, 187495, 185679, 186352, 187578, 189666, 186017, 186254, 190430, 185176, 186243, 186389, 184861, 188567, 192888, 186283, 191680, 186355, 186775, 186776, 189203, 189910, 184871, 184906, 186125, 186336, 186339, 186565, 190469, 192138, 187710, 190267, 189186, 191515, 187711, 186442, 187866, 186351, 190211, 186159, 191145, 191377, 187859, 187952, 192877, 185906, 187533, 190735, 185907, 186248, 189255, 185625, 190941, 185449, 191380, 186106, 189510, 186360, 191302, 189611, 190617, 185792, 187083, 188226, 185288, 188150, 186903, 189377, 191694, 188053, 186112, 186683, 192014, 185416, 191872, 185287, 185305, 190949, 186108, 186109, 189351, 186134, 188553, 188677, 189732, 187494, 188509, 192253, 189756, 191681, 186313, 189972, 191752, 185663, 186169, 188137, 188508, 185178, 192363, 185122, 190679, 187951, 190905, 194509, 194510, 203859, 194422, 195960, 199874, 202223, 204643, 204648, 204808, 193250, 198709, 204132, 203977, 197526, 198293, 204636, 193779, 197365, 194224, 194842, 194657, 202435, 194597, 204664, 199924, 194526, 195664, 196277, 204668, 204671, 199873, 197154, 199879, 200267, 204798, 204806, 204028, 203714, 203858, 204650, 204658, 195039, 196382, 198780, 199991, 204942, 204947, 204955, 199989, 203400, 203409, 194846, 199896, 200558, 200726, 193576, 204633, 204667, 204674, 204675, 204911, 195745, 198303, 201390, 199988, 198405, 198826, 199871, 199926, 193249, 195256, 199877, 194266, 201870, 196115, 196186, 196949, 202114, 204338, 198203, 202113, 195171, 197902, 198215, 204566, 199990, 193851, 195746, 199872, 202511, 200136, 204600, 204634, 204635, 204646, 204651, 204653, 204654, 204665, 204670, 193058, 193260, 203220, 202043, 193061, 205345, 205192, 205033, 205267, 205400, 205249, 205324, 205351, 205117, 205141, 205142, 205289, 205285, 205016, 205151, 205395, 205220, 205100, 205113, 205140, 205105, 10522, 3473, 676, 2626, 3474, 3116, 8246, 3478, 5136, 675, 6816, 2621, 2622, 2623, 2624, 3476, 3115, 526, 2625, 2627, 4175, 674, 5873, 5874, 3475, 3114, 446, 8746, 12825, 16173, 12826, 20967, 25133, 32526, 30226',
         ', '
       ));

db<>fiddle https://dbfiddle.uk/?rdbms=oracle_18&fiddle=9d3ba55a2136b13613b4188840e45a96

票数 1
EN
查看全部 1 条回答
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/70355832

复制
相关文章

相似问题

领券
问题归档专栏文章快讯文章归档关键词归档开发者手册归档开发者手册 Section 归档