chore(eap-spans): Remove unused tables

snuba/snuba_migrations/events_analytics_platform/0018_drop_unused_span_tables.py

@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+from typing import Sequence
+
+from snuba.clusters.storage_sets import StorageSetKey
+from snuba.migrations import migration, operations
+from snuba.migrations.operations import OperationTarget, SqlOperation
+
+unused_tables = {
+    "eap_spans_local",
+    "spans_num_attrs_2_local",
+    "spans_num_attrs_2_mv",
+    "spans_str_attrs_2_local",
+    "spans_str_attrs_2_mv",
+}
+
+
+class Migration(migration.ClickhouseNodeMigration):
+    blocking = False
+    storage_set_key = StorageSetKey.EVENTS_ANALYTICS_PLATFORM
+
+    def forwards_ops(self) -> Sequence[SqlOperation]:
+        return [
+            operations.DropTable(
+                storage_set=self.storage_set_key,
+                table_name=table_name,
+                target=OperationTarget.LOCAL,
+            )
+            for table_name in unused_tables
+        ]
+
+    def backwards_ops(self) -> Sequence[SqlOperation]:
+        pass