ORACLE SQLNOTFOUND 100 vs. 1403
Problem statement
When using COBOL read Oracle database, the SQLNOTFOUND sometimes return 100, and sometimes return 1403, what's the difference.
What is SQLCODE definition according to Oracle
The function SQLCODE returns the number code of the most recent exception.
For internal exceptions, SQLCODE returns the number of the associated Oracle error.
The number that SQLCODE returns is negative unless the Oracle error is no data found, in which case SQLCODE returns +100.
So
- +1403 is the Oracle SQLCODE for a NOT FOUND, and
- +100 is the ANSI SQLCODE for a NOT FOUOND.
The default for Pro*COBOL MODE is ORACLE. (It can be changed by setting MODE=ANSI)
Another way, we can use END_OF_FETCH=100, together with MODE=ORACLE to reset SQLCODE for 100.
case 1: NOT FOUND SQLCODE=1403
.pco.cbl:
procob $(PCCINCLUDE) iname=$*.pco lname=$*.lis oname=$*.cbl
or
procob $(PCCINCLUDE) iname=$*.pco lname=$*.lis oname=$*.cbl mode=oracle
case 2: NOT FOUND SQLCODE=100
.pco.cbl:
procob $(PCCINCLUDE) iname=$*.pco lname=$*.lis oname=$*.cbl mode=ansi
case 3: NOT FOUND SQLCODE=100
.pco.cbl:
procob $(PCCINCLUDE) iname=$*.pco lname=$*.lis oname=$*.cbl mode=oracle end_of_fetch=100
case 2: NOT FOUND SQLCODE=1403
.pco.cbl:
procob $(PCCINCLUDE) iname=$*.pco lname=$*.lis oname=$*.cbl mode=ansi end_of_fetch=1403
# PCCINCLUDE format
# export PCCINCLUDE="include=/path_to_dir/dir1:/path_to_dir2/dir2"
本文探讨了使用COBOL读取Oracle数据库时遇到的SQLNOTFOUND返回100和1403的区别。解释了这两种情况分别对应的是ANSI SQLCODE与Oracle SQLCODE,并介绍了如何通过设置MODE参数来改变这一行为。
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