1 files changed, 19 insertions, 0 deletions
diff --git a/db/post_migrate/20221104042137_add_partial_trigram_index_for_issue_title_attempt_2.rb b/db/post_migrate/20221104042137_add_partial_trigram_index_for_issue_title_attempt_2.rb
new file mode 100644
index 00000000000..24204577959
--- /dev/null
+++ b/db/post_migrate/20221104042137_add_partial_trigram_index_for_issue_title_attempt_2.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class AddPartialTrigramIndexForIssueTitleAttempt2 < Gitlab::Database::Migration[2.0]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_issues_on_title_trigram_non_latin'
+
+  def up
+    add_concurrent_index :issues, :title,
+      name: INDEX_NAME,
+      using: :gin, opclass: { description: :gin_trgm_ops },
+      where: "title NOT SIMILAR TO '[\\u0000-\\u02FF\\u1E00-\\u1EFF\\u2070-\\u218F]*' " \
+             "OR description NOT SIMILAR TO '[\\u0000-\\u02FF\\u1E00-\\u1EFF\\u2070-\\u218F]*'"
+  end
+
+  def down
+    remove_concurrent_index_by_name :issues, INDEX_NAME
+  end
+end