diff --git a/docker/test/performance-comparison/compare.sh b/docker/test/performance-comparison/compare.sh
index 54f71ce05bb..cdfa080a475 100755
--- a/docker/test/performance-comparison/compare.sh
+++ b/docker/test/performance-comparison/compare.sh
@@ -1378,7 +1378,7 @@ $REF_SHA	$SHA_TO_TEST	$(numactl --hardware | sed -n 's/^available:[[:space:]]\+/
 EOF
 
     # Also insert some data about the check into the CI checks table.
-    "${client[@]}" --query "INSERT INTO "'"'"gh-data"'"'".checks FORMAT TSVWithNamesAndTypes" \
+    "${client[@]}" --query "INSERT INTO "'"'"default"'"'".checks FORMAT TSVWithNamesAndTypes" \
         < ci-checks.tsv
 
     set -x
diff --git a/tests/ci/clickhouse_helper.py b/tests/ci/clickhouse_helper.py
index 6627a3974d1..218aaca8b91 100644
--- a/tests/ci/clickhouse_helper.py
+++ b/tests/ci/clickhouse_helper.py
@@ -179,7 +179,7 @@ def mark_flaky_tests(clickhouse_helper, check_name, test_results):
             check_name=check_name
         )
 
-        tests_data = clickhouse_helper.select_json_each_row("gh-data", query)
+        tests_data = clickhouse_helper.select_json_each_row("default", query)
         master_failed_tests = {row["test_name"] for row in tests_data}
         logging.info("Found flaky tests: %s", ", ".join(master_failed_tests))
 
diff --git a/tests/ci/compatibility_check.py b/tests/ci/compatibility_check.py
index d546fabf231..a6846257cce 100644
--- a/tests/ci/compatibility_check.py
+++ b/tests/ci/compatibility_check.py
@@ -197,4 +197,4 @@ if __name__ == "__main__":
         report_url,
         CHECK_NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/docker_images_check.py b/tests/ci/docker_images_check.py
index 3d0cc468aec..44c4623b469 100644
--- a/tests/ci/docker_images_check.py
+++ b/tests/ci/docker_images_check.py
@@ -459,7 +459,7 @@ def main():
         NAME,
     )
     ch_helper = ClickHouseHelper()
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
 
 
 if __name__ == "__main__":
diff --git a/tests/ci/docker_manifests_merge.py b/tests/ci/docker_manifests_merge.py
index 8bd50819877..9371440346e 100644
--- a/tests/ci/docker_manifests_merge.py
+++ b/tests/ci/docker_manifests_merge.py
@@ -234,7 +234,7 @@ def main():
         NAME,
     )
     ch_helper = ClickHouseHelper()
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
 
 
 if __name__ == "__main__":
diff --git a/tests/ci/docs_check.py b/tests/ci/docs_check.py
index 58678b160a4..a7de66859e2 100644
--- a/tests/ci/docs_check.py
+++ b/tests/ci/docs_check.py
@@ -114,4 +114,4 @@ if __name__ == "__main__":
         report_url,
         NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/fast_test_check.py b/tests/ci/fast_test_check.py
index 64e04594786..8c17c15b463 100644
--- a/tests/ci/fast_test_check.py
+++ b/tests/ci/fast_test_check.py
@@ -204,7 +204,7 @@ if __name__ == "__main__":
         report_url,
         NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
 
     # Refuse other checks to run if fast test failed
     if state != "success":
diff --git a/tests/ci/functional_test_check.py b/tests/ci/functional_test_check.py
index 52ec5a0f8e9..c5a44ba66d2 100644
--- a/tests/ci/functional_test_check.py
+++ b/tests/ci/functional_test_check.py
@@ -356,7 +356,7 @@ if __name__ == "__main__":
         report_url,
         check_name_with_group,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
 
     if state != "success":
         if "force-tests" in pr_info.labels:
diff --git a/tests/ci/integration_test_check.py b/tests/ci/integration_test_check.py
index 30009414d6e..636fbe664ce 100644
--- a/tests/ci/integration_test_check.py
+++ b/tests/ci/integration_test_check.py
@@ -279,4 +279,4 @@ if __name__ == "__main__":
         report_url,
         check_name_with_group,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/keeper_jepsen_check.py b/tests/ci/keeper_jepsen_check.py
index 24d720e67ab..14c31927b75 100644
--- a/tests/ci/keeper_jepsen_check.py
+++ b/tests/ci/keeper_jepsen_check.py
@@ -271,5 +271,5 @@ if __name__ == "__main__":
         report_url,
         CHECK_NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
     clear_autoscaling_group()
diff --git a/tests/ci/split_build_smoke_check.py b/tests/ci/split_build_smoke_check.py
index 41ba6c2fedb..f281bdc55a8 100644
--- a/tests/ci/split_build_smoke_check.py
+++ b/tests/ci/split_build_smoke_check.py
@@ -147,4 +147,4 @@ if __name__ == "__main__":
         report_url,
         CHECK_NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/stress_check.py b/tests/ci/stress_check.py
index 32c181140e2..4ecdd249351 100644
--- a/tests/ci/stress_check.py
+++ b/tests/ci/stress_check.py
@@ -176,4 +176,4 @@ if __name__ == "__main__":
         report_url,
         check_name,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/style_check.py b/tests/ci/style_check.py
index 1b3037217c8..4c210f9beab 100644
--- a/tests/ci/style_check.py
+++ b/tests/ci/style_check.py
@@ -117,4 +117,4 @@ if __name__ == "__main__":
         report_url,
         NAME,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)
diff --git a/tests/ci/unit_tests_check.py b/tests/ci/unit_tests_check.py
index 84c4faa822d..6db160d9a54 100644
--- a/tests/ci/unit_tests_check.py
+++ b/tests/ci/unit_tests_check.py
@@ -173,4 +173,4 @@ if __name__ == "__main__":
         report_url,
         check_name,
     )
-    ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+    ch_helper.insert_events_into(db="default", table="checks", events=prepared_events)