Bruce Momjian <[EMAIL PROTECTED]> writes:
> I found parse_coerce.c::TypeCategory(), which contains information about
> which data type oids are in which grouping, e.g. DATETIME, STRING,
> NUMERIC, etc. It seems that function, if called with
> pg_type.typbasetype could help determine if quotes should be used.
TypeCategory is a crock that should have been done away with long ago.
We need to be working to eliminate it, not expand our dependency on it.
regards, tom lane
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TIP 9: the planner will ignore your desire to choose an index scan if your
joining column's datatypes do not match
