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https://issues.apache.org/jira/browse/DRILL-1405?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Steven Phillips resolved DRILL-1405.
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Resolution: Fixed
Fix Version/s: 0.6.0
fixed in d8edf63781192923efb64a03de47df41242f309d
> Query on CSV data with filter on directory name fails with DrillBuf error
> -------------------------------------------------------------------------
>
> Key: DRILL-1405
> URL: https://issues.apache.org/jira/browse/DRILL-1405
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Operators
> Affects Versions: 0.5.0
> Reporter: Aman Sinha
> Fix For: 0.6.0
>
>
> I have 2 subdirectories under mydata: mydata/d1, mydata/d2 and each subdir
> has the following files:
> d1/t1.csv:
> 9711942,name0,last0
> 9707867,name1,last1
> d2/t2.csv:
> 9711942,HX362083
> 9707867,HX357851
> This works fine:
> 0: jdbc:drill:zk=local> select * from dfs.`/Users/asinha/data/mydata` as x;
> +------------+------------+
> | columns | dir0 |
> +------------+------------+
> | ["9711942","HX362083"] | d2 |
> | ["9707867","HX357851"] | d2 |
> | ["9711942","name0","last0"] | d1 |
> | ["9707867","name1","last1"] | d1 |
> +------------+------------+
> This works fine too:
> 0: jdbc:drill:zk=local> select * from dfs.`/Users/asinha/data/mydata` as x
> where x.dir0 = 'd2';
> +------------+------------+
> | columns | dir0 |
> +------------+------------+
> | ["9711942","HX362083"] | d2 |
> | ["9707867","HX357851"] | d2 |
> +------------+------------+
> The following fails:
> 0: jdbc:drill:zk=local> select * from dfs.`/Users/asinha/data/mydata` as x
> where x.dir0 = 'd1';
> Error: exception while executing query: DrillBuf(ridx: 0, widx: 0, cap: 0/0,
> unwrapped: DrillBuf(ridx: 0, widx: 0, cap: 0/0, unwrapped:
> EmptyByteBufLE)).slice(0, 4) (state=,code=0)
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