@@ -1212,8 +1212,8 @@ def test_table_insert_rows(client, to_delete):
 
 def test_load_table_from_file(client, to_delete):
     """Upload table data from a CSV file."""
-    dataset_id = 'table_upload_from_file_dataset_{}'.format(_millis())
-    table_id = 'table_upload_from_file_table_{}'.format(_millis())
+    dataset_id = 'load_table_from_file_dataset_{}'.format(_millis())
+    table_id = 'load_table_from_file_table_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     dataset.location = 'US'
     client.create_dataset(dataset)
@@ -1261,7 +1261,7 @@ def test_load_table_from_file(client, to_delete):
 
 
 def test_load_table_from_uri_csv(client, to_delete, capsys):
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_csv_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
@@ -1300,7 +1300,7 @@ def test_load_table_from_uri_csv(client, to_delete, capsys):
 
 
 def test_load_table_from_uri_json(client, to_delete, capsys):
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_json_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     dataset.location = 'US'
     client.create_dataset(dataset)
@@ -1381,7 +1381,7 @@ def test_load_table_from_uri_cmek(client, to_delete):
 
 
 def test_load_table_from_uri_parquet(client, to_delete, capsys):
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_parquet_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
@@ -1414,7 +1414,7 @@ def test_load_table_from_uri_parquet(client, to_delete, capsys):
 
 
 def test_load_table_from_uri_orc(client, to_delete, capsys):
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_orc_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
@@ -1458,7 +1458,7 @@ def test_load_table_from_uri_autodetect(client, to_delete, capsys):
     followed by more shared code. Note that only the last format in the
     format-specific code section will be tested in this test.
     """
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_auto_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
@@ -1524,7 +1524,7 @@ def test_load_table_from_uri_truncate(client, to_delete, capsys):
     followed by more shared code. Note that only the last format in the
     format-specific code section will be tested in this test.
     """
-    dataset_id = 'load_table_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_uri_trunc_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
@@ -2972,7 +2972,7 @@ def test_list_rows_as_dataframe(client):
 @pytest.mark.skipif(pandas is None, reason='Requires `pandas`')
 @pytest.mark.skipif(pyarrow is None, reason='Requires `pyarrow`')
 def test_load_table_from_dataframe(client, to_delete):
-    dataset_id = 'load_table_dataframe_dataset_{}'.format(_millis())
+    dataset_id = 'load_table_from_dataframe_{}'.format(_millis())
     dataset = bigquery.Dataset(client.dataset(dataset_id))
     client.create_dataset(dataset)
     to_delete.append(dataset)
 
@@ -0,0 +1,26 @@
+import re
+import sys
+
+from google.api_core.exceptions import NotFound
+from google.cloud.bigquery import Client
+
+
+def main(prefixes):
+    client = Client()
+
+    pattern = re.compile(
+        '|'.join('^{}.*$'.format(prefix) for prefix in prefixes))
+
+    ds_items = list(client.list_datasets())
+    for dataset in ds_items:
+        ds_id = dataset.dataset_id
+        if pattern.match(ds_id):
+            print("Deleting dataset: {}".format(ds_id))
+            try:
+                client.delete_dataset(dataset.reference, delete_contents=True)
+            except NotFound:
+                print("   NOT FOUND")
+
+
+if __name__ == '__main__':
+    main(sys.argv[1:])
@@ -295,10 +295,7 @@ def test_delete_dataset_delete_contents_true(self):
 
     def test_delete_dataset_delete_contents_false(self):
         from google.api_core import exceptions
-        dataset_id = _make_dataset_id('delete_table_false')
-        dataset = retry_403(Config.CLIENT.create_dataset)(
-            Dataset(Config.CLIENT.dataset(dataset_id)))
-
+        dataset = self.temp_dataset(_make_dataset_id('delete_table_false'))
         table_id = 'test_table'
         table_arg = Table(dataset.table(table_id), schema=SCHEMA)
 
@@ -1191,7 +1188,7 @@ def _load_table_for_dml(self, rows, dataset_id, table_id):
         self._fetch_single_page(table)
 
     def test_query_w_dml(self):
-        dataset_name = _make_dataset_id('dml_tests')
+        dataset_name = _make_dataset_id('dml_query')
         table_name = 'test_table'
         self._load_table_for_dml([('Hello World',)], dataset_name, table_name)
         query_template = """UPDATE {}.{}
@@ -1207,7 +1204,7 @@ def test_query_w_dml(self):
         self.assertEqual(query_job.num_dml_affected_rows, 1)
 
     def test_dbapi_w_dml(self):
-        dataset_name = _make_dataset_id('dml_tests')
+        dataset_name = _make_dataset_id('dml_dbapi')
         table_name = 'test_table'
         self._load_table_for_dml([('Hello World',)], dataset_name, table_name)
         query_template = """UPDATE {}.{}