def type_to_sql(type, limit = nil, precision = nil, scale = nil)
case type.to_s
when 'integer'
case limit
when 1; 'tinyint'
when 2; 'smallint'
when 3; 'mediumint'
when nil, 4, 11; 'int(11)'
when 5..8; 'bigint'
else raise(ActiveRecordError, "No integer type has byte size #{limit}")
end
when 'text'
case limit
when 0..0xff; 'tinytext'
when nil, 0x100..0xffff; 'text'
when 0x10000..0xffffff; 'mediumtext'
when 0x1000000..0xffffffff; 'longtext'
else raise(ActiveRecordError, "No text type has character length #{limit}")
end
else
super
end
end