method
bulk_change_table
v7.1.3.2 -
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Class: ActiveRecord::ConnectionAdapters::SchemaStatements
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bulk_change_table(table_name, operations)
public
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# File activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb, line 1515 def bulk_change_table(table_name, operations) # :nodoc: sql_fragments = [] non_combinable_operations = [] operations.each do |command, args| table, arguments = args.shift, args method = :"#{command}_for_alter" if respond_to?(method, true) sqls, procs = Array(send(method, table, *arguments)).partition { |v| v.is_a?(String) } sql_fragments.concat(sqls) non_combinable_operations.concat(procs) else execute "ALTER TABLE #{quote_table_name(table_name)} #{sql_fragments.join(", ")}" unless sql_fragments.empty? non_combinable_operations.each(&:call) sql_fragments = [] non_combinable_operations = [] send(command, table, *arguments) end end execute "ALTER TABLE #{quote_table_name(table_name)} #{sql_fragments.join(", ")}" unless sql_fragments.empty? non_combinable_operations.each(&:call) end