(hive) branch master updated: HIVE-29431: Avoid "RuntimeException: invalid table size" for DESCRIBE FORMATTED when stats are missing (#6289)

[dkuzmenko]

This is an automated email from the ASF dual-hosted git repository.

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


The following commit(s) were added to refs/heads/master by this push:
     new c80c7215f03 HIVE-29431: Avoid "RuntimeException: invalid table size" 
for DESCRIBE FORMATTED when stats are missing (#6289)
c80c7215f03 is described below

commit c80c7215f032cd49d79e15275520bf55d768a901
Author: Thomas Rebele <thomasreb...@users.noreply.github.com>
AuthorDate: Wed Feb 4 10:40:30 2026 +0100

    HIVE-29431: Avoid "RuntimeException: invalid table size" for DESCRIBE 
FORMATTED when stats are missing (#6289)
---
 ql/src/java/org/apache/hadoop/hive/ql/ddl/ShowUtils.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ql/src/java/org/apache/hadoop/hive/ql/ddl/ShowUtils.java 
b/ql/src/java/org/apache/hadoop/hive/ql/ddl/ShowUtils.java
index 8d731e5bd72..01f6a07a1a4 100644
--- a/ql/src/java/org/apache/hadoop/hive/ql/ddl/ShowUtils.java
+++ b/ql/src/java/org/apache/hadoop/hive/ql/ddl/ShowUtils.java
@@ -474,12 +474,16 @@ public void transpose() {
         newTable.add(new ArrayList<>());
       }
       for (List<String> sourceRow : table) {
-        if (newTable.size() != sourceRow.size()) {
+        if (newTable.size() < sourceRow.size()) {
           throw new RuntimeException("invalid table size");
         }
         for (int i = 0; i < sourceRow.size(); i++) {
           newTable.get(i).add(sourceRow.get(i));
         }
+        // if a source row is too short, pad the output column with empty 
strings
+        for (int i = sourceRow.size(); i < newTable.size(); i++) {
+          newTable.get(i).add("");
+        }
       }
       table = newTable;
     }