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https://issues.apache.org/jira/browse/SPARK-17753?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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kanika dhuria updated SPARK-17753:
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Summary: Simple case in spark sql throws ParseException (was: Simple case
in spark sql throws ParserException)
> Simple case in spark sql throws ParseException
> ----------------------------------------------
>
> Key: SPARK-17753
> URL: https://issues.apache.org/jira/browse/SPARK-17753
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: kanika dhuria
>
> Simple case in sql throws parser exception in spark 2.0.
> The following query fails in spark 2.0
> spark.sql("SELECT alias.p_double as a0, alias.p_text as a1, NULL as a2 FROM
> hadoop_tbl_all alias WHERE (1 = (CASE ('aaaaabbbbb' = alias.p_text) OR (8 <=
> LENGTH(alias.p_text)) WHEN TRUE THEN 1 WHEN FALSE THEN 0 ELSE CAST(NULL AS
> INT) END))")
> org.apache.spark.sql.catalyst.parser.ParseException:
> mismatched input 'EQ' expecting {<EOF>, '.', '[', 'GROUP', 'ORDER', 'HAVING',
> 'LIMIT', 'OR', 'AND', 'IN', NOT, 'BETWEEN', 'LIKE', RLIKE, 'IS', 'WINDOW',
> 'UNION', 'EXCEPT', 'INTERSECT', EQ, '<=>', '<>', '!=', '<', LTE, '>', GTE,
> '+', '-', '*', '/', '%', 'DIV', '&', '|', '^', 'SORT', 'CLUSTER',
> 'DISTRIBUTE'}(line 1, pos 111)
> == SQL ==
> SELECT alias.p_double as a0, alias.p_text as a1, NULL as a2 FROM
> hadoop_tbl_all alias WHERE CASE 'aaaaabbbbb' EQ alias.p_text WHEN TRUE=TRUE
> THEN 1 WHEN TRUE=FALSE THEN 0 ELSE CAST(NULL AS INT) END
> ---------------------------------------------------------------------------------------------------------------^^^
> at
> org.apache.spark.sql.catalyst.parser.ParseException.withCommand(ParseDriver.scala:197)
> at
> org.apache.spark.sql.catalyst.parser.AbstractSqlParser.parse(ParseDriver.scala:99)
> at
> org.apache.spark.sql.execution.SparkSqlParser.parse(SparkSqlParser.scala:46)
> at
> org.apache.spark.sql.catalyst.parser.AbstractSqlParser.parsePlan(ParseDriver.scala:53)
> at org.apache.spark.sql.SparkSession.sql(SparkSession.scala:582)
> ... 48 elided
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