Postgres: Read CONSTRAINTS definition
133021
Retrieving all PK and FK
38422
CHECK constraint in MySQL is not working
68103
Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign-key constraints
110417
What can go wrong using the same sequence across multiple tables in postgres?
31597
In PostgreSQL is the row ordering preserved in functions and CTEs?
106065
How to check if a Constraint exists in Sql server?
40043
Keep PostgreSQL from sometimes choosing a bad query plan
100019
Why does a UNIQUE constraint allow only one NULL?
34957
Idiomatic way to implement UPSERT in PostgreSQL
1457
How to populate the geometry column in a PostGIS table?
147718
What is the purpose of PostGIS on PostgreSQL?
67587
Fast way to discover the row count of a table in PostgreSQL
156832
How do you quote strings in Postgres
26856
How do I specify unique constraint for multiple columns in MySQL?
118349
Oracle find a constraint
121962
How to make unique check without creating heavy index in postgres
26972
What are '$$' used for in PL/pgSQL