1 files changed, 40 insertions, 0 deletions
diff --git a/lib/gitlab/database/partitioning/ci_sliding_list_strategy.rb b/lib/gitlab/database/partitioning/ci_sliding_list_strategy.rb
new file mode 100644
index 00000000000..69a69091b5c
--- /dev/null
+++ b/lib/gitlab/database/partitioning/ci_sliding_list_strategy.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Database
+    module Partitioning
+      class CiSlidingListStrategy < SlidingListStrategy
+        def initial_partition
+          partition_for(100)
+        end
+
+        def next_partition
+          partition_for(active_partition.value + 1)
+        end
+
+        def validate_and_fix; end
+
+        def after_adding_partitions; end
+
+        def extra_partitions
+          []
+        end
+
+        private
+
+        def ensure_partitioning_column_ignored_or_readonly!; end
+
+        def partition_for(value)
+          SingleNumericListPartition.new(table_name, value, partition_name: partition_name(value))
+        end
+
+        def partition_name(value)
+          [
+            table_name.to_s.delete_prefix('p_'),
+            value
+          ].join('_')
+        end
+      end
+    end
+  end
+end