amrishlal commented on a change in pull request #7568:
URL: https://github.com/apache/pinot/pull/7568#discussion_r746093798
##########
File path:
pinot-broker/src/test/java/org/apache/pinot/broker/requesthandler/LiteralOnlyBrokerRequestTest.java
##########
@@ -177,4 +177,55 @@ public void testBrokerRequestHandlerWithAsFunction()
Assert.assertEquals(brokerResponse.getResultTable().getRows().get(0)[1],
1577836800000L);
Assert.assertEquals(brokerResponse.getTotalDocs(), 0);
}
+
+ /** Tests for EXPLAIN PLAN for literal only queries. */
+ @Test
+ public void testExplainPlanLiteralOnly()
+ throws Exception {
+ SingleConnectionBrokerRequestHandler requestHandler =
+ new SingleConnectionBrokerRequestHandler(new PinotConfiguration(),
null, ACCESS_CONTROL_FACTORY, null, null,
+ new BrokerMetrics("", PinotMetricUtils.getPinotMetricsRegistry(),
true, Collections.emptySet()), null);
+
+ // Test 1: select constant
+ JsonNode request = new ObjectMapper().readTree("{\"sql\":\"EXPLAIN PLAN
FOR SELECT 1.5, 'test'\"}");
+ RequestStatistics requestStats = new RequestStatistics();
+ BrokerResponseNative brokerResponse =
requestHandler.handleRequest(request, null, requestStats);
+
+ checkExplainResultSchema(brokerResponse.getResultTable().getDataSchema(),
+ new String[]{"Operator", "Operator_Id", "Parent_Id"},
+ new DataSchema.ColumnDataType[]{DataSchema.ColumnDataType.STRING,
DataSchema.ColumnDataType.INT,
+ DataSchema.ColumnDataType.INT});
+
+ Assert.assertEquals(brokerResponse.getResultTable().getRows().size(), 1);
+ Assert.assertEquals(brokerResponse.getResultTable().getRows().get(0),
+ new Object[]{"SELECT(selectList:literal)", 0, -1});
Review comment:
1.5 is also a literal, so same reason as last comment.
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