SELECT
n.nspname AS table_schema,
c.relname AS table_name,
CASE WHEN c.relkind='r' THEN 'BASE TABLE'
WHEN c.relkind='v' THEN 'VIEW'
WHEN c.relkind='m' THEN 'MATERIALIZED VIEW'
WHEN c.relkind='f' THEN 'FOREIGN TABLE'
WHEN c.relkind='p' THEN 'PARTITIONED TABLE'
ELSE 'TABLE' END AS table_type,
CASE WHEN o.contype='p' THEN 'PRIMARY KEY'
WHEN o.contype='u' THEN 'UNIQUE'
WHEN o.contype='f' THEN 'FOREIGN KEY'
WHEN o.contype='c' THEN 'TABLE CHECK'
WHEN o.contype='x' THEN 'EXCLUDE'
WHEN o.contype='t' THEN 'CONSTRAINT TRIGGER' END AS suspected_constraint_type,
o.conname AS suspected_name
FROM pg_constraint o INNER JOIN pg_class c ON o.conrelid=c.oid
INNER JOIN pg_namespace AS n ON n.oid=c.relnamespace
INNER JOIN pg_authid AS a ON n.nspowner=a.oid
WHERE (nspname='public' OR rolname<>'postgres')
AND (o.conname~*'(andme(?!baas)|(?<!eel)data(?!base)|info|veerg|column|kitsendus|constraint|restriction)'
OR o.conname~*'^[^[:alpha:]]*(pk|uk|uq|ak|ck|chk|fk|excl|key|relationship|id|voti|seos|suhe)[^[:alpha:]]*$')
ORDER BY suspected_constraint_type, table_schema, table_name, suspected_name;