index_exists?(table_name, column_name, options = {})
Instance Public methods
Checks to see if an index exists on a table for a given index definition.
1 2 3 4 5 6 7 8 9 10 11 | # Check an index existsindex_exists?(:suppliers, :company_id)# Check an index on multiple columns existsindex_exists?(:suppliers, [:company_id, :company_type])# Check a unique index existsindex_exists?(:suppliers, :company_id, unique: true)# Check an index with a custom name existsindex_exists?(:suppliers, :company_id, name: "idx_company_id") |
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