postgres 9.3ã«ã¯jsonããã£ãã£ãã«ãµãã¼ãããã¦ãããjsonå ã®å¤ãã¢ã¯ã»ã¹ãããã¤ã³ããã¯ã¹ã§ããã psql (9.3.0) Type "help" for help. # JSONå! yoyodb=> CREATE TABLE publishers(id INT, info JSON); CREATE TABLE # JSONåãã¤ã³ããã¯ã¹!! yoyodb=> CREATE INDEX ON publishers( ( info->>'name' ) ) ; CREATE INDEX yoyodb=> insert into publishers (id,info) values (1, '{"name":"foo"}'); INSERT 0 1 yoyodb=> insert into publishers (id,info) values (2, '{"n
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