morrySnow commented on code in PR #34768:
URL: https://github.com/apache/doris/pull/34768#discussion_r1604587173
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fe/fe-core/src/main/java/org/apache/doris/nereids/CascadesContext.java:
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@@ -138,6 +142,10 @@ public class CascadesContext implements ScheduleContext {
// into AggregateFunction with distinct, we can not fold constant in this
case
private int distinctAggLevel;
private final boolean isEnableExprTrace;
+ // Record table id mapping, the key is the hash code of union catalogId,
databaseId, tableId
+ // the value is the auto-increment id in the cascades context
+ private final Map<Long, Integer> tableIdMapping = new LinkedHashMap<>();
+ private final IdGenerator<TableId> talbeIdGenerator =
TableId.createGenerator();
Review Comment:
put into StatementContext
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