PostgreSQL/Data Type/varchar
varchar with length
<source lang="sql">
postgres=# postgres=# CREATE TABLE test2 (b varchar(5)); CREATE TABLE postgres=# postgres=# INSERT INTO test2 VALUES ("ok"); INSERT 0 1 postgres=# INSERT INTO test2 VALUES ("good "); INSERT 0 1 postgres=# INSERT INTO test2 VALUES ("too long"); ERROR: value too long for type character varying(5) postgres=# postgres=# INSERT INTO test2 VALUES ("too long"::varchar(5)); -- explicit truncation INSERT 0 1 postgres=# SELECT b, char_length(b) FROM test2;
b | char_length
+-------------
ok | 2 good | 5 too l | 5
(3 rows) postgres=# postgres=# drop table test2; DROP TABLE postgres=# postgres=#
</source>