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https://issues.apache.org/jira/browse/SPARK-18141?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Li updated SPARK-18141:
----------------------------
    Assignee: Suresh Thalamati

> jdbc datasource read fails when  quoted  columns (eg:mixed case, reserved 
> words) in source table are used  in the filter.
> -------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-18141
>                 URL: https://issues.apache.org/jira/browse/SPARK-18141
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.0.0, 2.0.1
>            Reporter: Suresh Thalamati
>            Assignee: Suresh Thalamati
>             Fix For: 2.1.0
>
>
> create table t1("Name" text, "Id" integer)
> insert into t1 values('Mike', 1)
> val df = sqlContext.read.jdbc(jdbcUrl, "t1", new Properties)

> df.filter("Id = 1").show()

> df.filter("`Id` = 1").show()
> Error :
> Cause: org.postgresql.util.PSQLException: ERROR: column "id" does not exist
>   Position: 35
>   at 
> org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2182)
>   at 
> org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1911)
>   at 
> org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:173)
>   at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:622)
>   at org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:472)
>   at org.postgresql.jdbc.PgStatement.executeQuery(PgStatement.java:386)
>   at 
> org.apache.spark.sql.execution.datasources.jdbc.JDBCRDD.compute(JDBCRDD.scala:295)
>   at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:319)
>   at org.apache.spark.rdd.RDD.iterator(RDD.scala:283)
>   at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
> I am working on fix for this issue, will submit PR soon.



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