method

validate_foreign_key

v7.0.0 - Show latest stable - 0 notes - Class: SchemaStatements

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What's this?

validate_foreign_key(from_table, to_table = nil, **options) public

Validates the given foreign key.

Validates the foreign key on accounts.branch_id.

validate_foreign_key :accounts, :branches

Validates the foreign key on accounts.owner_id.

validate_foreign_key :accounts, column: :owner_id

Validates the foreign key named special_fk_name on the accounts table.

validate_foreign_key :accounts, name: :special_fk_name

The options hash accepts the same keys as SchemaStatements#add_foreign_key.

Show source

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 632
        def validate_foreign_key(from_table, to_table = nil, **options)
          fk_name_to_validate = foreign_key_for!(from_table, to_table: to_table, **options).name

          validate_constraint from_table, fk_name_to_validate
        end

validate_foreign_key

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