added alter table command to fluent query builder

test/orm/sql/StatementCacheTest.cpp

@@ -172,11 +172,11 @@ TEST_CASE("Test LRU cache evicts oldest entries", "[statement][cache][evict]") {
   result = cache.acquire({"SELECT title FROM book"});
   REQUIRE(result);
   auto stmt2 = result.value();
-  result = cache.acquire({"SELECT name FROM author"}); // Should evict first statement
+  result = cache.acquire({"SELECT name FROM author"}); // Should evict the first statement
   REQUIRE(result);
   auto stmt3 = result.value();
 
-  // Trigger re-prepare of evicted statement
+  // Trigger re-prepares of an evicted statement
   result = cache.acquire({"SELECT 1"});
   REQUIRE(result);
   auto stmt4 = result.value();
@@ -317,6 +317,7 @@ TEST_CASE("Race condition simulation with mixed access", "[statement_cache][race
   };
 
   std::vector<std::thread> jobs;
+  jobs.reserve(threads);
   for (int i = 0; i < threads; ++i) {
     jobs.emplace_back(task, i);
   }