oracle数据库插入单引号

update formlayoutfield set formula='''$currentuser$''=field001 or ((select orgid from humres where id=''$currentuser$'')=''402880ec5c99d3bd015c9a17bba50170'')',style=111 where id='8a070cd889d33c250189d45d38ac0244'

说明：使用二个单引号会过滤一个