Subject Re: [firebird-support] Using <> and/or IS DISTINCT FROM with BLOB columns
Author Thomas Steinmaurer
> I vaguely remember starting with a particular Firebird version, that the
> <> operator can be used on BLOB data to compare old and new BLOB data in
> an AFTER UPDATE trigger.
> Is the <> operator supposed to work on BLOB columns? If yes, for both,
> SUB_TYPE 1 *and* 0? If so, starting with what version?
> How about IS DISTINCT FROM on BLOB columns?

Any ideas?


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Thomas Steinmaurer
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