/// <summary>
 /// Returns collection of entites given query condition.
 /// </summary>
 protected static IEnumerable <TEntity> GetByAny <TEntity>(string columnName, QueryOp queryOp, object value) where TEntity : Entity, new()
 {
     return(EntityMechanic <TEntity> .GetByAny(columnName, queryOp, value));
 }
 /// <summary>
 /// Returns collection of entites given query conditions.
 /// </summary>
 protected static IEnumerable <TEntity> GetByAny <TEntity>(params QueryCondition[] queryConditions) where TEntity : Entity, new()
 {
     return(EntityMechanic <TEntity> .GetByAny(queryConditions));
 }