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https://issues.apache.org/jira/browse/FLINK-3547?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15208707#comment-15208707
]
ASF GitHub Bot commented on FLINK-3547:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/1820#discussion_r57190990
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/plan/rules/datastream/DataStreamScanRule.scala
---
@@ -0,0 +1,52 @@
+/*
+ * 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.flink.api.table.plan.rules.datastream
+
+import org.apache.calcite.plan.{Convention, RelOptRule, RelTraitSet}
+import org.apache.calcite.rel.RelNode
+import org.apache.calcite.rel.convert.ConverterRule
+import org.apache.calcite.rel.logical.LogicalTableScan
+import
org.apache.flink.api.table.plan.nodes.datastream.DataStreamConvention
+import org.apache.flink.api.table.plan.nodes.datastream.DataStreamSource
+
+class DataStreamScanRule
+ extends ConverterRule(
+ classOf[LogicalTableScan],
+ Convention.NONE,
+ DataStreamConvention.INSTANCE,
+ "DataStreamScanRule")
+{
+
+ def convert(rel: RelNode): RelNode = {
+ val scan: LogicalTableScan = rel.asInstanceOf[LogicalTableScan]
+ val traitSet: RelTraitSet =
rel.getTraitSet.replace(DataStreamConvention.INSTANCE)
+
--- End diff --
remove 1 new line
> Add support for streaming projection, selection, and union
> ----------------------------------------------------------
>
> Key: FLINK-3547
> URL: https://issues.apache.org/jira/browse/FLINK-3547
> Project: Flink
> Issue Type: Sub-task
> Components: Table API
> Reporter: Vasia Kalavri
> Assignee: Vasia Kalavri
>
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