Re: ERROR: operator does not exist: timestamp without time zone + integer

Daulat Ram schrieb am 30.04.2019 um 05:46:
> We are getting an ERROR: “operator does not exist: timestamp without
> time zone + integer “ while creating table in postgres. The same
> script is working fine in Oracle, I know there are some changes in
> postgres but I am unable to identify . Please suggest how we can
> create it successfully in postgres.
>
>
> kbdb=# CREATE TABLE motif_site (
> kbdb(#         topic_match_conf_threshold bigint DEFAULT 3,
> kbdb(#         retention_period bigint DEFAULT 3,
> kbdb(#         site_mode_date timestamp NOT NULL DEFAULT date_trunc('day', LOCALTIMESTAMP)+7,
> kbdb(#         reload_submission_date timestamp,
> kbdb(#         socket_time_out bigint DEFAULT 2500,
> kbdb(#         reload_date timestamp,
> kbdb(#         marked_content_tag varchar(1024) DEFAULT 'pagecontent konabody intellitxt echotopic contentpaneopen postbody realtext newscontent content contentbody posttext##post_message_.*',
> kbdb(#         crawl_batch_size_lower_limit numeric(38) NOT NULL DEFAULT 20,
> kbdb(#         site_name varchar(512) NOT NULL,
> kbdb(#         crawl_batch_size_upper_limit numeric(38) NOT NULL DEFAULT 40,
> kbdb(#         mtg numeric(38) DEFAULT 2000,
> kbdb(#         enabled numeric(38) NOT NULL DEFAULT 0,
> kbdb(#         root_url varchar(1024),
> kbdb(#         blocked_content_tag varchar(1024) DEFAULT 'nointellitxt noechotopic',
> kbdb(#         match_params varchar(1024),
> kbdb(#         tf_data_source varchar(256) DEFAULT 'Web',
> kbdb(#         site_id numeric(38) NOT NULL
> kbdb(# ) ;
> ERROR:  operator does not exist: timestamp without time zone + integer
> HINT:  No operator matches the given name and argument types. You might need to add explicit type casts.

You can only add integers to DATEs, not to timestamps.

To add a number of days to a timestamp, you need to use an interval:

date_trunc('day', LOCALTIMESTAMP) + interval '7 day'

Thomas