mysql 之C#使用insert批量插入时日期字段为null，插入报错解决方案

string nextRepairDate = "''";
if (eqInfo?.NextRepairDate != null)
{
nextRepairDate = $"'{eqInfo?.NextRepairDate}'";
}
insert into table(NextRepairDate) values(IF({nextRepairDate}= '',null,{nextRepairDate}))