Flowdock
method

foreign_key_exists?

Importance_1
v5.0.0.1 - Show latest stable - 0 notes - Class: ActiveRecord::ConnectionAdapters::Table
foreign_key_exists?(*args) public

Checks to see if a foreign key exists.

t.foreign_key(:authors) unless t.foreign_key_exists?(:authors)

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

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