jinxing64 commented on a change in pull request #1642: [CALCITE-3583] Support
serialized to json and deserialized from json for Exchange relation operator
URL: https://github.com/apache/calcite/pull/1642#discussion_r357488798
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File path: core/src/test/java/org/apache/calcite/plan/RelWriterTest.java
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@@ -761,6 +762,22 @@
assertThat(s, isLinux(expected));
}
+ @Test public void testExchange() {
+ final FrameworkConfig config = RelBuilderTest.config().build();
+ final RelBuilder builder = RelBuilder.create(config);
+ final RelNode rel = builder
+ .scan("EMP")
+ .exchange(RelDistributions.hash(ImmutableList.of(0, 1)))
+ .build();
+ String relJson = RelOptUtil.dumpPlan("", rel,
Review comment:
final ?
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