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robocop 2005-12-28 02:21:06 +00:00
parent b35db884c6
commit 476bd4c368
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5
doc/README.incompatibilities.txt
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@ -100,6 +100,11 @@ SQL CHECKING
Also, assignments to NEW contexts in AFTER-triggers are prohibited as well.
So, if you get an unexpected error "cannot update a read-only column", this
is exactly the reason.
* It's now forbidden to try to insert into the same column more than once in
the same insert statement: INSERT INTO T(A, B, A) ...
It's now forbidden to try to update the same column more than once in
the same update statement: UPDATE T SET A = x, B = y, A = z
SQL EXECUTION RESULTS
--------------------------