class ActiveRecord::ConnectionAdapters::PostgreSQL::Table

See {connection.validate_check_constraint}[rdoc-ref:SchemaStatements#validate_check_constraint]

t.validate_check_constraint name: "price_check"
t.check_constraint("price > 0", name: "price_check", validate: false)

Validates the given check constraint on the table

def validate_check_constraint(...)
  @base.validate_check_constraint(name, ...)
end