Fix query table function tests in SingleStore

plugin/trino-singlestore/src/test/java/io/trino/plugin/singlestore/TestSingleStoreConnectorTest.java

@@ -303,6 +303,33 @@ public void testInsertNegativeDate()
                 .hasStackTraceContaining("TrinoException: Driver returned null LocalDate for a non-null value");
     }
 
+    @Override
+    public void testNativeQueryCreateStatement()
+    {
+        // SingleStore returns a ResultSet metadata with no columns for CREATE TABLE statement.
+        // This is unusual, because other connectors don't produce a ResultSet metadata for CREATE TABLE at all.
+        // The query fails because there are no columns, but even if columns were not required, the query would fail
+        // to execute in SingleStore because the connector wraps it in additional syntax, which causes syntax error.
+        assertFalse(getQueryRunner().tableExists(getSession(), "numbers"));
+        assertThatThrownBy(() -> query("SELECT * FROM TABLE(system.query(query => 'CREATE TABLE numbers(n INTEGER)'))"))
+                .hasMessageContaining("descriptor has no fields");
+        assertFalse(getQueryRunner().tableExists(getSession(), "numbers"));
+    }
+
+    @Override
+    public void testNativeQueryInsertStatementTableExists()
+    {
+        // SingleStore returns a ResultSet metadata with no columns for INSERT statement.
+        // This is unusual, because other connectors don't produce a ResultSet metadata for INSERT at all.
+        // The query fails because there are no columns, but even if columns were not required, the query would fail
+        // to execute in SingleStore because the connector wraps it in additional syntax, which causes syntax error.
+        try (TestTable testTable = simpleTable()) {
+            assertThatThrownBy(() -> query(format("SELECT * FROM TABLE(system.query(query => 'INSERT INTO %s VALUES (3)'))", testTable.getName())))
+                    .hasMessageContaining("descriptor has no fields");
+            assertQuery("SELECT * FROM " + testTable.getName(), "VALUES 1, 2");
+        }
+    }
+
     /**
      * This test helps to tune TupleDomain simplification threshold.
      */