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>I'm developing a new type, and want to have hash index on it.
>I must write a hash function for the new type, according to the PG manual, section 35.14.3.
>However, there is no example for this function. Actually signature of the hash support function
>would be sufficient for me.
Hello,
Have a look at pghashlib:
https://github.com/markokr/pghashlib
regards,
Marc Mamin