zhengshengjun commented on a change in pull request #1532:
URL: https://github.com/apache/kylin/pull/1532#discussion_r551104943
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File path:
server-base/src/main/java/org/apache/kylin/rest/service/QueryService.java
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@@ -708,6 +708,22 @@ private SQLResponse queryWithSqlMassage(SQLRequest
sqlRequest) throws Exception
borrowPrepareContext = false;
preparedContext =
createPreparedContext(sqlRequest.getProject(), sqlRequest.getSql());
}
+
+ // when SparkEngine enabled, Execution Plan was created
from RelNode directly, RelNode should be cached
+ if (getConfig().isSparkEngineEnabled()) {
+ // preparedContext initialized by current thread, put
relNode into cache
+ if (preparedContext.olapRel == null) {
+ preparedContext.olapRel =
QueryContextFacade.current().getOlapRel();
+ preparedContext.resultType =
(QueryContextFacade.current().getResultType());
Review comment:
NoSuchElementException will no be thrown, because PreparedContextFactory
will create one
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