Tom Lane wrote:
Jesper Krogh <jes...@krogh.cc> writes:
Shouldnt the like operator do the same as the = if there occours no wildcards and stuff in the string?

If there are also no escape characters, then yeah.

FWIW, 8.4 will complain about this case:

regression=# select E'\\' like E'\\';
ERROR:  LIKE pattern must not end with escape character

So I cannot rely on the like operator to behave correct if I'd like to compare strings with backslashes (e.g. filepaths from MS Windows filesystems)?

I actually get the same if it doesnt end with the slashes:
testdb=# select E'\\t' like E'\\t';
 ?column?
----------
 f
(1 row)

testdb=# select E'\\t' = E'\\t';
 ?column?
----------
 t
(1 row)



--
Jesper

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