Oracle中type is table 类型删除
最近写存储过程，遇到一个问题，使用批量插入数据老是出错，说违反唯一性约束，最后检查存储过程，发现type table数据没有删除而
最近写存储过程，遇到一个问题，使用批量插入数据老是出错，说违反唯一性约束，，最后检查存储过程，发现type table数据没有删除而引起的，存储过程如下：
发现里面的v_card_id(i)问题，如果查询的 bt_row.confirm_quanlity 数量一样，循环初始化，数据应该没有问题，如果数量不一样，如，前一次查询的数量大，后一次的数量小，v_card_id没有初始化后面的，就可能出现重复的结果，所有每次循环都必须清理临时表
查了相关资料，只需要使用v_card_id.delete就删除临时表
修改如下：
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