"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Tue, Oct 3, 2017 at 12:52 PM, <edpeur@gmail.com> wrote:
>> Currently you can do:
>> CREATE TABLE t1 (ts TIMESTAMP WITH TIME ZONE NOT NULL,tr TIMESTAMP WITHOUT
>> TIME ZONE NOT NULL);
>> INSERT INTO t1 (ts,tr) VALUES (CURRENT_TIMESTAMP, CURRENT_TIMESTAMP);
>> SELECT * FROM t1 WHERE ts=tr;
>>
>> But it should fail with:
>> ERROR: operator does not exist: timestamp with time zone = timestamp
>> without time zone
>> Also CURRENT_TIMESTAMP should fail to be inserted into a TIMESTAMP WITHOUT
>> TIME ZONE column
>> ERROR: column "tr" is of type timestamp without time zone but expression
>> is of type timestamp with time zone
> This is working as intended and given the amount of pain removing implicit
> casts generally involves it is unlikely to change.
Not to mention that the SQL standard requires these implicit casts to
exist.
regards, tom lane
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