MVC-EF数据操作（二）

EF数据操作（二）

public interface IEFRepository : IDisposable
{
/// <summary>
/// 获取Table集合
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <returns></returns>
DbSet<TEntity> Tables<TEntity>() where TEntity : class;

/// <summary>
/// 查询
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <returns></returns>
IQueryable<TEntity> Get<TEntity>() where TEntity : class;

/// <summary>
/// 查询
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="expression"></param>
/// <returns></returns>
IQueryable<TEntity> Get<TEntity>(Expression<Func<TEntity, bool>> expression) where TEntity : class;

/// <summary>
/// 执行sql语句，返回datatable
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
DataTable SqlQuery(string sql);

/// <summary>
/// 提交变更
/// </summary>
int SubmitChanges();

IEnumerable<DbEntityValidationResult> GetValidationErrors();
}