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嗨,我想将文件写入 blob 数据类型的列中,有人可以将它的语法发送给我吗?感谢您是否也可以在进行选择时向我发送检索文件的语法。谢谢。
寻找readtext和writetext功能:
readtext
writetext
writetext允许对现有文本或图像列进行非记录的交互式更新
readtext读取文本和图像值,从指定的偏移量开始,读取指定数量的字节或字符