Merge pull request #644 from zhicwu/fix-build-break

Fix build break by disable testMaps for 21.4

Author: zhicwu

clickhouse-jdbc/src/test/java/ru/yandex/clickhouse/integration/ClickHouseMapTest.java

@@ -27,10 +27,11 @@
 import ru.yandex.clickhouse.except.ClickHouseException;
 import ru.yandex.clickhouse.settings.ClickHouseProperties;
 import ru.yandex.clickhouse.settings.ClickHouseQueryParam;
+import ru.yandex.clickhouse.util.ClickHouseVersionNumberUtil;
 import ru.yandex.clickhouse.util.Utils;
 
 public class ClickHouseMapTest {
-    private Connection conn;
+    private ClickHouseConnection conn;
 
     @BeforeTest
     public void setUp() throws Exception {
@@ -110,6 +111,13 @@ public void testMaps() throws Exception {
             return;
         }
 
+        // skip 21.4
+        String serverVersion = conn.getServerVersion();
+        if (ClickHouseVersionNumberUtil.getMajorVersion(serverVersion) == 21
+                && ClickHouseVersionNumberUtil.getMinorVersion(serverVersion) == 4) {
+            return;
+        }
+
         try (Statement s = conn.createStatement()) {
             s.execute("DROP TABLE IF EXISTS test_maps");
             s.execute(