public Repository(IEntityMappingConfigFactory entityMappingConfigFactory, IConfiguration configuration)
: base(configuration)
{
_entityMappingConfig = entityMappingConfigFactory.Create(typeof(T));
_tableName = _entityMappingConfig.GetTableName();
_fields = EntityExtensions.GetFieldNames(typeof(T))
.Select(fieldName => _entityMappingConfig
.GetColumnPropretyByFieldName(fieldName))
.Where(field => field != null && field.IsValid())
.ToList();
}