method
invert_drop_table
v4.2.9 -
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Class: CommandRecorder
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invert_drop_table(args, &block)
private
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# File activerecord/lib/active_record/migration/command_recorder.rb, line 119 def invert_drop_table(args, &block) if args.size == 1 && block == nil raise ActiveRecord::IrreversibleMigration, "To avoid mistakes, drop_table is only reversible if given options or a block (can be empty)." end super end