Flowdock
method

index_exists?

Importance_1
Ruby on Rails latest stable (v5.2.3) - 0 notes - Class: ActiveRecord::ConnectionAdapters::Table
index_exists?(column_name, options = {}) public

Checks to see if an index exists.

unless t.index_exists?(:branch_id)
  t.index(:branch_id)
end

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

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