db.DeleteAll();

//各种删除

db.Delete(p => p.Age == 27);//

db.Delete(q => q.Where(p => p.Age == 27));// 同上

db.Delete(where: "Age = {0}".Params(27));

db.Delete(table: "Person", where: "Age = {0}".Params(27));

// sql:DELETE FROM "Person" WHERE Age = 27

//增加删除限定条件

public class Poco

{

...

public ulong RowVersion { get; set; }

}

var updatedRow = db.SingleById(rowId); // fresh version

db.DeleteById(id:updatedRow.Id, rowversion:updatedRow.RowVersion)