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Posted to issues@spark.apache.org by "Gengliang Wang (Jira)" <ji...@apache.org> on 2020/06/08 23:17:00 UTC

[jira] [Created] (SPARK-31935) Data source options should be propagated in method `checkAndGlobPathIfNecessary`

Gengliang Wang created SPARK-31935:
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             Summary: Data source options should be propagated in method `checkAndGlobPathIfNecessary`
                 Key: SPARK-31935
                 URL: https://issues.apache.org/jira/browse/SPARK-31935
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.1.0
            Reporter: Gengliang Wang


Data source options should be propagated into the hadoop configuration of method `checkAndGlobPathIfNecessary`

From org.apache.hadoop.fs.FileSystem.java:
{code:java}
  public static FileSystem get(URI uri, Configuration conf) throws IOException {
    String scheme = uri.getScheme();
    String authority = uri.getAuthority();

    if (scheme == null && authority == null) {     // use default FS
      return get(conf);
    }

    if (scheme != null && authority == null) {     // no authority
      URI defaultUri = getDefaultUri(conf);
      if (scheme.equals(defaultUri.getScheme())    // if scheme matches default
          && defaultUri.getAuthority() != null) {  // & default has authority
        return get(defaultUri, conf);              // return default
      }
    }
    
    String disableCacheName = String.format("fs.%s.impl.disable.cache", scheme);
    if (conf.getBoolean(disableCacheName, false)) {
      return createFileSystem(uri, conf);
    }

    return CACHE.get(uri, conf);
  }
{code}

With this, we can specify URI schema and authority related configurations for scanning file systems.




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