Fixes columnsFiltered

redbaty · Sep 27, 2023 · ca0e343 · ca0e343
1 parent 5ffd07a
commit ca0e343
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/PgBulk/BulkOperator.cs b/PgBulk/BulkOperator.cs
@@ -191,7 +191,10 @@ public async Task<NpgsqlBinaryImporter<T>> CreateBinaryImporterAsync<T>(NpgsqlCo
  /// <returns></returns>
  public async Task<NpgsqlBinaryImporter<T>> CreateBinaryImporterAsync<T>(NpgsqlConnection connection, IEnumerable<ITableColumnInformation> columns, string targetTableName, string? targetSchema = null)
  {
- var columnsFiltered = columns.Where(i => i.ValueGeneratedOnAdd).ToList();
+ var columnsFiltered = columns.Where(i => !i.ValueGeneratedOnAdd).ToList();
+
+ if(columnsFiltered.Count <= 0)
+ throw new InvalidOperationException("No valid columns found on type " + typeof(T).Name);
 
  var columnsString = columnsFiltered
  .Select(i => $"\"{i.Name}\"")