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caogaofei pushed a commit to branch agg_table_scan
in repository https://gitbox.apache.org/repos/asf/iotdb.git
The following commit(s) were added to refs/heads/agg_table_scan by this push:
new d27be355be4 tmp
d27be355be4 is described below
commit d27be355be4fa005034afb111e56fdc95d4bc900
Author: Beyyes <[email protected]>
AuthorDate: Fri Sep 27 16:23:23 2024 +0800
tmp
---
.../TableAggregationTableScanOperator.java | 79 ++++++++++++++++++++++
.../plan/planner/TableOperatorGenerator.java | 8 +++
2 files changed, 87 insertions(+)
diff --git
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/execution/operator/source/relational/TableAggregationTableScanOperator.java
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/execution/operator/source/relational/TableAggregationTableScanOperator.java
new file mode 100644
index 00000000000..8d548e5e79e
--- /dev/null
+++
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/execution/operator/source/relational/TableAggregationTableScanOperator.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.iotdb.db.queryengine.execution.operator.source.relational;
+
+import org.apache.iotdb.db.queryengine.execution.aggregation.Aggregator;
+import org.apache.iotdb.db.queryengine.execution.operator.OperatorContext;
+import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeId;
+import
org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.SeriesScanOptions;
+import org.apache.iotdb.db.queryengine.plan.relational.metadata.ColumnSchema;
+import org.apache.iotdb.db.queryengine.plan.relational.metadata.DeviceEntry;
+import org.apache.iotdb.db.queryengine.plan.statement.component.Ordering;
+
+import org.apache.tsfile.write.schema.IMeasurementSchema;
+
+import java.util.List;
+
+public class TableAggregationTableScanOperator extends TableScanOperator {
+
+ List<Aggregator> aggregators;
+
+ public TableAggregationTableScanOperator(
+ OperatorContext context,
+ PlanNodeId sourceId,
+ List<ColumnSchema> columnSchemas,
+ int[] columnsIndexArray,
+ int measurementColumnCount,
+ List<DeviceEntry> deviceEntries,
+ Ordering scanOrder,
+ SeriesScanOptions seriesScanOptions,
+ List<String> measurementColumnNames,
+ List<IMeasurementSchema> measurementSchemas,
+ int maxTsBlockLineNum) {
+ super(
+ context,
+ sourceId,
+ columnSchemas,
+ columnsIndexArray,
+ measurementColumnCount,
+ deviceEntries,
+ scanOrder,
+ seriesScanOptions,
+ measurementColumnNames,
+ measurementSchemas,
+ maxTsBlockLineNum);
+ }
+
+ @Override
+ public boolean hasNext() throws Exception {
+ return !isFinished();
+ }
+
+ @Override
+ public boolean isFinished() throws Exception {
+ return (retainedTsBlock == null);
+ // && (currentDeviceIndex >= deviceCount ||
seriesScanOptions.limitConsumedUp());
+ }
+
+ @Override
+ public long ramBytesUsed() {
+ return 0;
+ }
+}
diff --git
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/planner/TableOperatorGenerator.java
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/planner/TableOperatorGenerator.java
index 754cde57912..6d9667235d7 100644
---
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/planner/TableOperatorGenerator.java
+++
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/planner/TableOperatorGenerator.java
@@ -50,6 +50,7 @@ import
org.apache.iotdb.db.queryengine.execution.operator.sink.IdentitySinkOpera
import
org.apache.iotdb.db.queryengine.execution.operator.source.AlignedSeriesScanOperator;
import
org.apache.iotdb.db.queryengine.execution.operator.source.ExchangeOperator;
import
org.apache.iotdb.db.queryengine.execution.operator.source.relational.InnerJoinOperator;
+import
org.apache.iotdb.db.queryengine.execution.operator.source.relational.TableAggregationTableScanOperator;
import
org.apache.iotdb.db.queryengine.execution.operator.source.relational.TableScanOperator;
import
org.apache.iotdb.db.queryengine.execution.relational.ColumnTransformerBuilder;
import org.apache.iotdb.db.queryengine.plan.analyze.TypeProvider;
@@ -902,6 +903,13 @@ public class TableOperatorGenerator extends
PlanVisitor<Operator, LocalExecution
@Override
public Operator visitAggregationTableScan(
AggregationTableScanNode node, LocalExecutionPlanContext context) {
+ final OperatorContext operatorContext =
+ context
+ .getDriverContext()
+ .addOperatorContext(
+ context.getNextOperatorId(),
+ node.getPlanNodeId(),
+ TableAggregationTableScanOperator.class.getSimpleName());
throw new UnsupportedOperationException("Agg-BE not supported");
}
}
