Further remove code branches by database type

We dropped MySQL support and a lot of mysql specific code has been
removed in https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/29608.

This comes in from the other direction and removes any `if postgresql?`
branches.

1 files changed, 0 insertions, 13 deletions

diff --git a/spec/finders/issues_finder_spec.rb b/spec/finders/issues_finder_spec.rb
index 7fbe27c1939..879ff01f294 100644
--- a/spec/finders/issues_finder_spec.rb
+++ b/spec/finders/issues_finder_spec.rb
@@ -690,7 +690,6 @@ describe IssuesFinder do
     let(:finder) { described_class.new(nil, params) }
 
     before do
-      allow(Gitlab::Database).to receive(:postgresql?).and_return(true)
       stub_feature_flags(attempt_group_search_optimizations: true)
     end
 
@@ -702,18 +701,6 @@ describe IssuesFinder do
       end
     end
 
-    context 'when the database is not Postgres' do
-      let(:params) { { search: 'foo', attempt_group_search_optimizations: true } }
-
-      before do
-        allow(Gitlab::Database).to receive(:postgresql?).and_return(false)
-      end
-
-      it 'returns false' do
-        expect(finder.use_cte_for_search?).to be_falsey
-      end
-    end
-
     context 'when the force_cte param is falsey' do
       let(:params) { { search: 'foo' } }