postgresql version of mysql UNIX_TIMESTAMP()

MySQL

mysql> SELECT UNIX_TIMESTAMP();
mysql> SELECT UNIX_TIMESTAMP('1973-11-29 21:33:09');

PostgreSQL

postgres=> SELECT EXTRACT(EPOCH FROM CURRENT_TIMESTAMP(0));
postgres=> SELECT EXTRACT(EPOCH FROM TIMESTAMP '1973-11-29 21:33:09');

MySQL from_unixtime and unix_timestamp

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paragasu

Different. In a good way

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