method
add_index_options
v6.1.3.1 -
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Class: ActiveRecord::ConnectionAdapters::SchemaStatements
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add_index_options(table_name, column_name, name: nil, if_not_exists: false, internal: false, **options)
public
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# File activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb, line 1288 def add_index_options(table_name, column_name, name: nil, if_not_exists: false, internal: false, **options) # :nodoc: options.assert_valid_keys(:unique, :length, :order, :opclass, :where, :type, :using, :comment, :algorithm) column_names = index_column_names(column_name) index_name = name&.to_s index_name ||= index_name(table_name, column_names) validate_index_length!(table_name, index_name, internal) index = IndexDefinition.new( table_name, index_name, options[:unique], column_names, lengths: options[:length] || {}, orders: options[:order] || {}, opclasses: options[:opclass] || {}, where: options[:where], type: options[:type], using: options[:using], comment: options[:comment] ) [index, index_algorithm(options[:algorithm]), if_not_exists] end