数据库number类型的相关内容

问答 2022-02-15 来自：开发者社区

otl连接数据库时，取number类型数据时，需要to_char，为何？?报错

问题描述：使用OTL的pro*c方法连接Oracle数据库时，取NUMBER 数据类型，报错。将NUMBER数据to_char转为字符串时，可以取出。详见下面部分代码。即： sprintf(sqlBuf,"SELECT to_char(CTRL_FLAG) FROM cct_business_ctrl where op_code='8000' and ctrl_no=10001 "...

问答 2022-02-15 来自：开发者社区

数据库中number类型java程序中转换为什么类型

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更新时间 2024-05-26 14:11:54

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