一个数据访问层Torque3.1的生成器的源代码

				#set ($length = $table.Name.length())				#if ($length > 27)#set ($length=27)#end				#if ($table.hasPrimaryKey())				ALTER TABLE $table.Name				    ADD CONSTRAINT ${table.Name.substring(0,$length)}_PK				PRIMARY KEY ($table.printPrimaryKey());				#end