Update array value : Array Column Update « Array « PostgreSQL

1. PostgreSQL
2. Array
3. Array Column Update

Update array value

postgres=# CREATE TABLE book (id integer,titles text[]);
CREATE TABLE
postgres=#
postgres=# INSERT INTO book VALUES (102, '{"AAA\'s VVVV"}');
INSERT 0 1
postgres=# INSERT INTO book VALUES (103, '{"AAA", "VVVV"}');
INSERT 0 1
postgres=#
postgres=# select * from book;
 id  |     titles
-----+----------------
 102 | {"AAA's VVVV"}
 103 | {AAA,VVVV}
(2 rows)

postgres=#
postgres=# UPDATE book
postgres-#         SET titles='{"AAA\'s VVV","ABC"}'
postgres-#         WHERE id = 102;
UPDATE 1
postgres=#
postgres=# select * from book;
 id  |      titles
-----+-------------------
 103 | {AAA,VVVV}
 102 | {"AAA's VVV",ABC}
(2 rows)

postgres=#
postgres=# drop table book;
DROP TABLE
postgres=#
postgres=#
           
       

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