Soroosh Sardari <soroosh.sard...@gmail.com> writes:
> 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.
hashfunc(yourtype) returns integer strict immutable
For examples see hashint4, hashfloat8, hashtext, and many others.
regards, tom lane
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