feat: add chunk/batch get_task index (#976)

Co-authored-by: maskpp <[email protected]>

database/migrate/migrate_test.go

@@ -63,7 +63,7 @@ func testResetDB(t *testing.T) {
 	cur, err := Current(pgDB.DB)
 	assert.NoError(t, err)
 	// total number of tables.
-	assert.Equal(t, 13, int(cur))
+	assert.Equal(t, 14, int(cur))
 }
 
 func testMigrate(t *testing.T) {

database/migrate/migrations/00014_add_chunk_get_task_index.sql

@@ -0,0 +1,27 @@
+-- +goose Up
+-- +goose StatementBegin
+
+drop index if exists idx_total_attempts_active_attempts_end_block_number;
+drop index if exists idx_total_attempts_active_attempts_chunk_proofs_status;
+
+create index if not exists idx_chunk_proving_status_index on chunk (proving_status, index) where deleted_at IS NULL;
+create index if not exists idx_batch_proving_status_index on batch (proving_status, chunk_proofs_status, index) where deleted_at IS NULL;
+
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+
+create index if not exists idx_total_attempts_active_attempts_end_block_number
+    on chunk (total_attempts, active_attempts, end_block_number)
+    where deleted_at IS NULL;
+
+create index if not exists idx_total_attempts_active_attempts_chunk_proofs_status
+    on batch (total_attempts, active_attempts, chunk_proofs_status)
+    where deleted_at IS NULL;
+
+
+drop index if exists idx_chunk_proving_status_index;
+drop index if exists idx_batch_proving_status_index;
+
+-- +goose StatementEnd