/// <summary>
/// 插入一个实体
/// </summary>
/// <typeparam name="T">表实体</typeparam>
/// <param name="entity">实体内容</param>
/// <param name="pk">要忽略的主键</param>
/// <returns>本批次最大主键ID</returns>
public long Add <T>(T[] entitys, Expression <Func <T, object> > pk = null) where T : class, new()
{
IInsertable <T> r = _db.Insertable(entitys);
if (pk != null)
{
r = r.IgnoreColumns(pk);
}
return(r.ExecuteReturnIdentity());
}
/// <summary>
/// 批量新增实体
/// </summary>
/// <typeparam name="T">表实体</typeparam>
/// <param name="entitys">实体集合，List<T></param>
/// <param name="ignorePk">要忽略的主键</param>
/// <returns>最大id</returns>
public long Insert <T>(T[] entitys, Expression <Func <T, object> > ignorePk = null) where T : class, new()
{
IInsertable <T> insertObj = _db.Insertable(entitys);
if (ignorePk != null)
{
insertObj = insertObj.IgnoreColumns(ignorePk);
}
var t = insertObj.ExecuteReturnBigIdentityAsync();
t.Wait();
return(t.Result);
}
public int Insert <T>(T entity, Expression <Func <T, object> > pk = null, bool isIdentity = true) where T : class, new()
{
IInsertable <T> insertObj = _db.Insertable(entity);
if (pk != null)
{
insertObj = insertObj.IgnoreColumns(pk);
}
if (isIdentity)
{
return(insertObj.ExecuteReturnIdentity());
}
return(insertObj.ExecuteCommand());
}