liancheng created SPARK-16646:
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Summary: LEAST doesn't accept numeric arguments with different
data types
Key: SPARK-16646
URL: https://issues.apache.org/jira/browse/SPARK-16646
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.0.0
Reporter: liancheng
{code:sql}
SELECT LEAST(1, 1.5);
{code}
{noformat}
Error: org.apache.spark.sql.AnalysisException: cannot resolve 'least(1,
CAST(2.1 AS DECIMAL(2,1)))' due to data type mismatch: The expressions should
all have the same type, got LEAST (ArrayBuffer(IntegerType,
DecimalType(2,1))).; line 1 pos 7 (state=,code=0)
{noformat}
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