ora-00997
0
Get the LENGTH of a LONG RAW
I have a table with a column of data type LONG RAW. How do I determine the size (in bytes) of the data in this column?[详细]
2023-02-20 18:46 分类：问答Oracle Long Raw Problem
selectutl_raw.cast_to_varchar2(DCFILE) hexchar from T_FILE ORA-00997: illegal use of LONG datatype selectto_char(DOC_FILE) hexchar from T_DOC_FILE[详细]
2022-12-27 12:52 分类：问答CGContextSetShadow produces no results
I\'m using this code in my UIView subclass to draw a circle with a gradient fill: - (void)drawRect:(CGRect)rect {[详细]
2022-12-20 07:54 分类：问答数据出境安全评估办法公布？
本报北京7月9日电（记者张璁）国家互联网信息办公室日前公布《数据出境安全评估办法》（以下简称《办法》），自2022年9月1日起施行。[详细]
2022-12-17 10:21 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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