dzcxzl created SPARK-24317:
------------------------------

             Summary: Float-point numbers are displayed with different 
precision in ThriftServer2
                 Key: SPARK-24317
                 URL: https://issues.apache.org/jira/browse/SPARK-24317
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.3.0, 2.2.0, 2.1.0, 2.0.0
            Reporter: dzcxzl


When querying float-point numbers , the values displayed on beeline or jdbc are 
with different precision.
{code:java}
SELECT CAST(1.23 AS FLOAT)
Result:
1.2300000190734863
{code}
According to these two jira:

[HIVE-11802|https://issues.apache.org/jira/browse/HIVE-11802]
[HIVE-11832|https://issues.apache.org/jira/browse/HIVE-11832]

Make a slight modification to the spark hive thrift server.



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