xtern commented on code in PR #6191:
URL: https://github.com/apache/ignite-3/pull/6191#discussion_r2191576486


##########
modules/client/src/main/java/org/apache/ignite/internal/client/sql/ClientSql.java:
##########
@@ -295,12 +312,39 @@ public <T> CompletableFuture<AsyncResultSet<T>> 
executeAsync(
         };
 
         PayloadReader<AsyncResultSet<T>> payloadReader = r -> {
-            ClientAsyncResultSet<T> rs = new 
ClientAsyncResultSet<>(r.clientChannel(), marshallers, r.in(), mapper);
+            boolean tryUnpackPaMeta = partitionAwarenessEnabled 
+                    && 
r.clientChannel().protocolContext().isFeatureSupported(SQL_PARTITION_AWARENESS);
+
+            ClientAsyncResultSet<T> rs = new ClientAsyncResultSet<>(
+                    r.clientChannel(), marshallers, r.in(), mapper, 
tryUnpackPaMeta
+            );
 
             ClientPartitionAwarenessMetadata partitionAwarenessMetadata = 
rs.partitionAwarenessMetadata();
 
-            if (partitionAwarenessMetadata != null) {
-                cache.put(new PaCacheKey(statement.defaultSchema(), 
statement.query()), partitionAwarenessMetadata);
+            if (partitionAwarenessEnabled && partitionAwarenessMetadata != 
null) {
+                int tableId = partitionAwarenessMetadata.tableId();
+
+                // The table being created is fake and used only to reuse code 
to derive table's schema and partition assignment.
+                // Yet the name of the table may appear in error messages 
and/or logs, therefore let's put some meaning
+                // in the fake name.
+                QualifiedName tableName = 
QualifiedNameHelper.fromNormalized("DUMMY", String.valueOf(tableId));
+
+                ClientTable table = tableCache.get(tableId, id -> new 
ClientTable(

Review Comment:
   why do we need a separate cache?



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