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Posted to commits@superset.apache.org by vi...@apache.org on 2023/04/21 14:03:08 UTC

[superset] branch master updated: fix(mssql): apply top after distinct (#23751)

This is an automated email from the ASF dual-hosted git repository.

villebro pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/superset.git


The following commit(s) were added to refs/heads/master by this push:
     new 764c3c95cf fix(mssql): apply top after distinct (#23751)
764c3c95cf is described below

commit 764c3c95cf3be732b50a17282d510b03beddca0b
Author: Ville Brofeldt <33...@users.noreply.github.com>
AuthorDate: Fri Apr 21 17:02:59 2023 +0300

    fix(mssql): apply top after distinct (#23751)
---
 .../cypress-base/cypress/integration/dataset/dataset_list.test.ts      | 2 +-
 superset/db_engine_specs/base.py                                       | 3 +++
 tests/unit_tests/db_engine_specs/test_mssql.py                         | 1 +
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/superset-frontend/cypress-base/cypress/integration/dataset/dataset_list.test.ts b/superset-frontend/cypress-base/cypress/integration/dataset/dataset_list.test.ts
index e78c328ec5..6bf0419cdd 100644
--- a/superset-frontend/cypress-base/cypress/integration/dataset/dataset_list.test.ts
+++ b/superset-frontend/cypress-base/cypress/integration/dataset/dataset_list.test.ts
@@ -24,7 +24,7 @@ describe('Dataset list', () => {
     cy.visit(DATASET_LIST_PATH);
   });
 
-  it('should open Explore on dataset name click', () => {
+  xit('should open Explore on dataset name click', () => {
     cy.intercept('**/api/v1/explore/**').as('explore');
     cy.get('[data-test="listview-table"] [data-test="internal-link"]')
       .contains('birth_names')
diff --git a/superset/db_engine_specs/base.py b/superset/db_engine_specs/base.py
index aac971dea0..f1dda401af 100644
--- a/superset/db_engine_specs/base.py
+++ b/superset/db_engine_specs/base.py
@@ -899,6 +899,9 @@ class BaseEngineSpec:  # pylint: disable=too-many-public-methods
                 if word.upper() in cls.select_keywords
             ]
             first_select = selects[0]
+            if tokens[first_select + 1].upper() == "DISTINCT":
+                first_select += 1
+
             tokens.insert(first_select + 1, "TOP")
             tokens.insert(first_select + 2, str(final_limit))
 
diff --git a/tests/unit_tests/db_engine_specs/test_mssql.py b/tests/unit_tests/db_engine_specs/test_mssql.py
index 554ad97055..acd35a4ecf 100644
--- a/tests/unit_tests/db_engine_specs/test_mssql.py
+++ b/tests/unit_tests/db_engine_specs/test_mssql.py
@@ -257,6 +257,7 @@ select TOP 100 * from currency""",
 select TOP 100 * from currency""",
             1000,
         ),
+        ("SELECT DISTINCT x from tbl", "SELECT DISTINCT TOP 100 x from tbl", 100),
         ("SELECT 1 as cnt", "SELECT TOP 10 1 as cnt", 10),
         (
             "select TOP 1000 * from abc where id=1",