docs/topics/impala_parquet_write_page_index.xml

<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE concept PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
<concept id="parquet_write_page_index">

  <title>PARQUET_WRITE_PAGE_INDEX Query Option</title>

  <titlealts audience="PDF">

    <navtitle>PARQUET_WRITE_PAGE_INDEX</navtitle>

  </titlealts>

  <prolog>
    <metadata>
      <data name="Category" value="Impala"/>
      <data name="Category" value="Impala Query Options"/>
      <data name="Category" value="Parquet"/>
      <data name="Category" value="Developers"/>
      <data name="Category" value="Data Analysts"/>
    </metadata>
  </prolog>

  <conbody>

    <p>
      The <codeph>PARQUET_WRITE_PAGE_INDEX</codeph> query option to disable or enable the
      Parquet page index writing.
    </p>

    <p>
      Impala writes page-level statistics into the Parquet page index of the types: Boolean,
      Integer, Decimal, String, Timestamp
    </p>

    <p>
      The supported values for the query option are:
      <ul>
        <li>
          <codeph>true</codeph> (<codeph>1</codeph>): Write the Parquet page index when creating
          Parquet files.
        </li>

        <li>
          <codeph>false</codeph> (<codeph>0</codeph>): Do not write the Parquet page index when
          creating Parquet files.
        </li>

        <li>
          Any other values are treated as <codeph>false</codeph>.
        </li>
      </ul>
    </p>

    <p>
      <b>Type:</b> Boolean
    </p>

    <p>
      <b>Default:</b> <codeph>TRUE</codeph>
    </p>

    <p>
      <b>Added in:</b> <keyword keyref="impala33"/>
    </p>

  </conbody>

</concept>