public void DeleteBulk(IEnumerable <T> entities, string tableName)
{
BulkOperation.Operation bulkOperation = new BulkOperation.Operation(context.Database);
bulkOperation.BulkInsert(entities, tableName);
}
public void InsertBulk(IEnumerable <T> entities, string parentTableName, int batchSize)
{
BulkOperation.Operation bulkOperation = new BulkOperation.Operation(context.Database);
bulkOperation.BulkInsert(entities, parentTableName, batchSize);
}