method

check_constraint_exists?

v7.1.3.4 - Show latest stable - 0 notes - Class: ActiveRecord::ConnectionAdapters::SchemaStatements

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What's this?

check_constraint_exists?(table_name, **options) public

Checks to see if a check constraint exists on a table for a given check constraint definition.

check_constraint_exists?(:products, name: "price_check")

Show source

# File activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb, line 1309
      def check_constraint_exists?(table_name, **options)
        if !options.key?(:name) && !options.key?(:expression)
          raise ArgumentError, "At least one of :name or :expression must be supplied"
        end
        check_constraint_for(table_name, **options).present?
      end

check_constraint_exists?

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