Replaces :: with CAST function to support older versions of CH. Fixed issue with reading DB version on old versions

Author: chernser

clickhouse-client/src/test/resources/containers/clickhouse-server/users.d/users.xml

@@ -62,9 +62,9 @@
         </poorman2>
         <test>
             <profile>default</profile>
-            <networks incl="networks" replace="replace">
-                <ip>::/0</ip>
-            </networks>
+<!--            <networks incl="networks" replace="replace">-->
+<!--                <ip>::/0</ip>-->
+<!--            </networks>-->
             <password>123</password>
             <quota>default</quota>
             <allow_databases>
@@ -78,9 +78,9 @@
         </me>
         <access_dba>
             <profile>default</profile>
-            <networks incl="networks" replace="replace">
-                <ip>::/0</ip>
-            </networks>
+<!--            <networks incl="networks" replace="replace">-->
+<!--                <ip>::/0</ip>-->
+<!--            </networks>-->
             <password>123</password>
             <quota>default</quota>
             <access_management>1</access_management>

client-v2/src/main/java/com/clickhouse/client/api/Client.java

@@ -1728,14 +1728,12 @@ public List<GenericRecord> queryAll(String sqlQuery, Map<String, Object> params,
             CompletableFuture<QueryResponse> f = query(sqlQuery, params, requestSettings);
             try (QueryResponse response = operationTimeout == 0 ? f.get() : f.get(operationTimeout, TimeUnit.MILLISECONDS)) {
                 List<GenericRecord> records = new ArrayList<>();
-                if (response.getResultRows() > 0) {
-                    RowBinaryWithNamesAndTypesFormatReader reader =
-                            (RowBinaryWithNamesAndTypesFormatReader) newBinaryFormatReader(response);
+                RowBinaryWithNamesAndTypesFormatReader reader =
+                        (RowBinaryWithNamesAndTypesFormatReader) newBinaryFormatReader(response);
 
-                    Map<String, Object> record;
-                    while (reader.readRecord((record = new LinkedHashMap<>()))) {
-                        records.add(new MapBackedRecord(record, reader.getConvertions(), reader.getSchema()));
-                    }
+                Map<String, Object> record;
+                while (reader.readRecord((record = new LinkedHashMap<>()))) {
+                    records.add(new MapBackedRecord(record, reader.getConvertions(), reader.getSchema()));
                 }
                 return records;
             }