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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4120) dir0 does not work when the directory structure contains Avro files
Date Thu, 01 Mar 2018 12:34:00 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16381924#comment-16381924
] 

ASF GitHub Bot commented on DRILL-4120:
---------------------------------------

Github user vvysotskyi commented on a diff in the pull request:

    https://github.com/apache/drill/pull/1138#discussion_r171544478
  
    --- Diff: exec/java-exec/src/test/java/org/apache/drill/exec/store/avro/AvroFormatTest.java
---
    @@ -170,25 +169,35 @@ public void testSimplePrimitiveSchema_SelectColumnSubset() throws
Exception {
     
       @Test
       public void testSimplePrimitiveSchema_NoColumnsExistInTheSchema() throws Exception
{
    -    final String file = generateSimplePrimitiveSchema_NoNullValues().getFileName();
    -    try {
    -      test("select h_dummy1, e_dummy2 from dfs.`%s`", file);
    -      Assert.fail("Test should fail as h_dummy1 and e_dummy2 does not exist.");
    -    } catch(UserException ue) {
    -      Assert.assertTrue("Test should fail as h_dummy1 and e_dummy2 does not exist.",
    -          ue.getMessage().contains("Column 'h_dummy1' not found in any table"));
    -    }
    +    final String file = generateSimplePrimitiveSchema_NoNullValues(1).getFileName();
    +    testBuilder()
    +      .sqlQuery("select h_dummy1, e_dummy2 from dfs.`%s`", file)
    +      .unOrdered()
    +      .baselineColumns("h_dummy1", "e_dummy2")
    +      .baselineValues(null, null)
    +      .go();
       }
     
       @Test
       public void testSimplePrimitiveSchema_OneExistAndOneDoesNotExistInTheSchema() throws
Exception {
    -    final String file = generateSimplePrimitiveSchema_NoNullValues().getFileName();
    -    try {
    -      test("select h_boolean, e_dummy2 from dfs.`%s`", file);
    -      Assert.fail("Test should fail as e_dummy2 does not exist.");
    -    } catch(UserException ue) {
    -      Assert.assertTrue("Test should fail as e_dummy2 does not exist.", true);
    -    }
    +    final String file = generateSimplePrimitiveSchema_NoNullValues(1).getFileName();
    +    testBuilder()
    +      .sqlQuery("select h_boolean, e_dummy2 from dfs.`%s`", file)
    +      .unOrdered()
    +      .baselineColumns("h_boolean", "e_dummy2")
    +      .baselineValues(true, null)
    +      .go();
    +  }
    +
    +  @Test
    +  public void testImplicitColumnFilename() throws Exception {
    +    final String file = generateSimplePrimitiveSchema_NoNullValues(1).getFileName();
    +    testBuilder()
    +      .sqlQuery("select filename from dfs.`%s`", file)
    --- End diff --
    
    Thanks for pointing this, modified existing test to check except the `filename` also `suffix`,
`fqn` and `filepath` implicit columns. Added separate test for partition column.


> dir0 does not work when the directory structure contains Avro files
> -------------------------------------------------------------------
>
>                 Key: DRILL-4120
>                 URL: https://issues.apache.org/jira/browse/DRILL-4120
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Query Planning &amp; Optimization
>    Affects Versions: 1.3.0
>            Reporter: Stefán Baxter
>            Assignee: Volodymyr Vysotskyi
>            Priority: Major
>             Fix For: 1.13.0
>
>         Attachments: 0001-DRILL-4120-Support-reading-directories-having-avro-f.patch
>
>
> Any select statment containing dirN fails if the target directory structure contains
Avro files.
> Steps to test:
> 1. create a simple directory structure
> 2. copy an avro file into each directory
> 3. execute a query containing dir0
> outcome:
> Error: VALIDATION ERROR: From line 1, column 117 to line 1, column 120: Column 'dir0'
not found in any table



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