[jira] [Created] (SPARK-29926) interval `1. second` should be invalid as PostgreSQL

["Kent Yao (Jira)" <ji...@apache.org>]

Kent Yao created SPARK-29926:
--------------------------------

             Summary: interval `1. second` should be invalid as PostgreSQL
                 Key: SPARK-29926
                 URL: https://issues.apache.org/jira/browse/SPARK-29926
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: Kent Yao


Spark 

{code:sql}
-- !query 134
select interval '1. second'
-- !query 134 schema
struct<1 seconds:interval>
-- !query 134 output
1 seconds


-- !query 135
select cast('1. second' as interval)
-- !query 135 schema
struct<CAST(1. second AS INTERVAL):interval>
-- !query 135 output
1 seconds
{code}

PostgreSQL

{code:sql}
ostgres=# select interval '1. seconds';
ERROR:  invalid input syntax for type interval: "1. seconds"
LINE 1: select interval '1. seconds';
{code}







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