select * from dws_excel_plan_assist_nd where ${if(len(p)==4," 1=1 ","dim_province_qhbm like '${mid(p,1,4)}%')}
怎么样才可以成功查询。。请问一下各位。。
select * from dws_excel_plan_assist_nd where ${if(len(p)==4," 1=1 ","dim_province_qhbm like '%"+mid(p,1,4)+"%'")}
where 1=1
${if(len(参数)==4,'',"AND 列名 like '"+参数+"%'")}
select * from dws_excel_plan_assist_nd
where
${if(len(p)==4,"1=1","dim_province_qhbm like '%"+mid(p,1,4)+"%'")}