addressed some issues

Author: chernser

.github/workflows/build.yml

@@ -145,7 +145,7 @@ jobs:
       matrix:
         # most recent LTS releases as well as latest stable builds
         # https://github.com/ClickHouse/ClickHouse/pulls?q=is%3Aopen+is%3Apr+label%3Arelease
-        clickhouse: ["23.8", "24.3", "24.8", "latest"]
+        clickhouse: ["24.3", "24.8", "latest"]
         project: ["clickhouse-http-client", "client-v2"]
       fail-fast: false
     timeout-minutes: 15
@@ -268,7 +268,7 @@ jobs:
     needs: compile
     strategy:
       matrix:
-        clickhouse: ["23.8", "24.3", "24.8", "latest"]
+        clickhouse: ["24.3", "24.8", "latest"]
         # here http, http_client and apache_http_client represent different value of http_connection_provider
 #        protocol: ["http", "http_client", "apache_http_client"]
         protocol: ["apache_http_client"]
@@ -331,7 +331,7 @@ jobs:
     needs: compile
     strategy:
       matrix:
-        clickhouse: ["23.8", "24.3", "24.8", "latest"]
+        clickhouse: ["24.3", "24.8", "latest"]
         # grpc is not fully supported, and http_client and apache_http_client do not work in CI environment(due to limited threads?)
         protocol: ["http"]
         r2dbc: ["1.0.0.RELEASE", "0.9.1.RELEASE"]

client-v2/src/test/java/com/clickhouse/client/datatypes/DataTypeTests.java

@@ -179,7 +179,7 @@ public void testVariantWithSimpleDataTypes() throws Exception {
                     continue dataTypesLoop;
 
             }
-            b.append(")) Engine = MergeTree ORDER BY () SETTINGS enable_variant_type=1");
+            b.append(")) Engine = MergeTree ORDER BY () SETTINGS allow_experimental_dynamic_type=1");
 
             client.execute(b.toString());
             client.register(DTOForVariantPrimitivesTests.class, client.getTableSchema(table));