Few fixes

include/Query_Cache.h

@@ -79,7 +79,7 @@ class Query_Cache {
 		 *
 		 * @param entry_size The size of each entry in the key-value store.
 		 */
-		KV_BtreeArray(unsigned int entry_size);
+		explicit KV_BtreeArray(unsigned int entry_size);
 
 		/**
 		 * Destructs the KV_BtreeArray object.

lib/ProxySQL_Admin.cpp

@@ -2514,7 +2514,7 @@ void update_modules_metrics() {
 	if (GloMyQC) {
 		GloMyQC->p_update_metrics();
 	}
-	/* Turning off Prometheus metrics collection for PostgreSQL modules in ProxySQL
+#if 0 // Turning off Prometheus metrics collection for PostgreSQL modules in ProxySQL
 	// Update pgsql_threads_handler metrics
 	if (GloPTH) {
 		GloPTH->p_update_metrics();
@@ -2527,7 +2527,7 @@ void update_modules_metrics() {
 	if (GloPgQC) {
 		GloPgQC->p_update_metrics();
 	}
-	*/
+#endif
 	// Update cluster metrics
 	if (GloProxyCluster) {
 		GloProxyCluster->p_update_metrics();

test/tap/tests/pgsql-query_cache_test-t.cpp

@@ -1012,8 +1012,8 @@ void execute_prepared_test(PGconn* admin_conn, PGconn* conn) {
 
     metrics.swap();
 
-    // 4) Optional: test that a simple (non-prepared) SELECT would create a cache entry here
-    //    (verifies rule is active). Uncomment if you want an extra sanity-check in the same test.
+    // 4) test that a simple (non-prepared) SELECT would create a cache entry here
+    //    (verifies rule is active).
     
     if (!executeQueries(conn, { "SELECT 1" }))
         return;