[doris] branch master updated: [fix](Nereids) cannot select random olap table (#18044)

[jakevin]

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jakevin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git


The following commit(s) were added to refs/heads/master by this push:
     new 47bd3e77e8 [fix](Nereids) cannot select random olap table (#18044)
47bd3e77e8 is described below

commit 47bd3e77e8709ef785efb379d0b8873b8fca9f91
Author: morrySnow <101034200+morrys...@users.noreply.github.com>
AuthorDate: Thu Mar 23 22:11:36 2023 +0800

    [fix](Nereids) cannot select random olap table (#18044)
---
 fe/fe-core/src/main/java/org/apache/doris/planner/OlapScanNode.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/fe/fe-core/src/main/java/org/apache/doris/planner/OlapScanNode.java 
b/fe/fe-core/src/main/java/org/apache/doris/planner/OlapScanNode.java
index d194e0dc4c..f07adf882c 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/planner/OlapScanNode.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/planner/OlapScanNode.java
@@ -952,7 +952,7 @@ public class OlapScanNode extends ScanNode {
             final List<Tablet> tablets = Lists.newArrayList();
             final Collection<Long> tabletIds = 
distributionPrune(selectedTable, partition.getDistributionInfo());
             LOG.debug("distribution prune tablets: {}", tabletIds);
-            if (sampleTabletIds.size() != 0) {
+            if (tabletIds != null && sampleTabletIds.size() != 0) {
                 tabletIds.retainAll(sampleTabletIds);
                 LOG.debug("after sample tablets: {}", tabletIds);
             }


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