List all constraints in postgres

How to see constraints in postgresql

SELECT con.*
       FROM pg_catalog.pg_constraint con
            INNER JOIN pg_catalog.pg_class rel
                       ON rel.oid = con.conrelid
            INNER JOIN pg_catalog.pg_namespace nsp
                       ON nsp.oid = connamespace
       WHERE nsp.nspname = '<schema name>'
             AND rel.relname = '<table name>';

Source: dba.stackexchange.com

List all constraints in postgres

SELECT *
       FROM pg_catalog.pg_constraint con,
	   pg_catalog.pg_class rel,
	   pg_catalog.pg_namespace nsp
       WHERE
	   		rel.oid = con.conrelid
			AND nsp.oid = connamespace
	   		AND nsp.nspname like '<schema-name>'
			AND rel.relname like '<table-name>'

Similar codes

13 votes106 views5 answers
Oracle list tables
SQL
0 vote97 views1 answer
Mysql with
SQL
1 vote118 views1 answer
SQL Integer devision
SQL
1 vote123 views1 answer
Last 24 HOUR data in mysql
SQL
0 vote102 views1 answer
Postgres data location
SQL
2 votes113 views1 answer
Q operator in oracle
SQL
0 vote106 views1 answer
Plpgsql if statement
SQL
8 votes112 views1 answer
Oracle tablespace datafile max size
SQL
0 vote111 views1 answer
Aktor yang pernah terlibat di film bergenre Aksi di sql
SQL
11 votes106 views5 answers
How to install sqlite3 python
SQL