Yuming Wang created SPARK-28033:
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Summary: String concatenation low priority than other
arithmeticBinary
Key: SPARK-28033
URL: https://issues.apache.org/jira/browse/SPARK-28033
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 3.0.0
Reporter: Yuming Wang
Spark SQL:
{code:sql}
spark-sql> explain select 'four: ' || 2 + 2;
== Physical Plan ==
*(1) Project [null AS (CAST(concat(four: , CAST(2 AS STRING)) AS DOUBLE) +
CAST(2 AS DOUBLE))#2]
+- Scan OneRowRelation[]
spark-sql> select 'four: ' || 2 + 2;
NULL
{code}
Hive:
{code:sql}
hive> select 'four: ' || 2 + 2;
OK
four: 4
{code}
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