Hi,
I have a little problem with extract epoch from interval. It seems that
the query works if the interval is in a string but not from DB field.
Could someone provide support.
Thanks in advance.
Best regards,
Kaloyan Iliev
db=# begin;
BEGIN
db=# SELECT version();
version
-------------------------------------------------------------------------------------------------------------
PostgreSQL 9.1.6 on amd64-portbld-freebsd9.1, compiled by cc (GCC)
4.2.1 20070831 patched [FreeBSD], 64-bit
(1 row)
db=# SELECT EXTRACT(EPOCH FROM INTERVAL '3 months');
date_part
-----------
7776000
(1 row)
db=# CREATE TABLE a( b interval);
CREATE TABLE
db=# INSERT INTO a VALUES ('1 month');
INSERT 0 1
db=# INSERT INTO a VALUES ('3 month');
INSERT 0 1
db=# INSERT INTO a VALUES ('6 month');
INSERT 0 1
dbr=# SELECT extract(EPOCH FROM INTERVAL b) FROM a;
ERROR: syntax error at or near "b"
LINE 1: SELECT extract(EPOCH FROM INTERVAL b) FROM a;
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