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<h1 class="title topictitle1" id="ariaid-title1">Impala Release Notes</h1>
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These release notes provide information on the <a class="xref" href="impala_new_features.html#new_features">new
features</a> and <a class="xref" href="impala_known_issues.html#known_issues">known issues and limitations</a> for
Impala versions up to <span class="ph">Impala 3.4.x</span>. For users
upgrading from earlier Impala releases, or using Impala in combination with specific versions of other
software, <a class="xref" href="impala_incompatible_changes.html#incompatible_changes">Incompatible Changes and Limitations in Apache Impala</a> lists any changes to
file formats, SQL syntax, or software dependencies to take into account.
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Once you are finished reviewing these release notes, for more information about using Impala, see
<a class="xref" href="impala_concepts.html">Impala Concepts and Architecture</a>.
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<div class="related-links">
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<li class="link ulchildlink"><strong><a href="../topics/impala_new_features.html">New Features in Apache Impala</a></strong><br />
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<li class="link ulchildlink"><strong><a href="../topics/impala_incompatible_changes.html">Incompatible Changes and Limitations in Apache Impala</a></strong><br />
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<li class="link ulchildlink"><strong><a href="../topics/impala_known_issues.html">Known Issues and Workarounds in Impala</a></strong><br />
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<li class="link ulchildlink"><strong><a href="../topics/impala_fixed_issues.html">Fixed Issues in Apache Impala</a></strong><br />
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