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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2018/11/15 16:53:10 UTC
[GitHub] alpinegizmo commented on a change in pull request #7070:
[FLINK-10625] Documentation for MATCH_RECOGNIZE clause
alpinegizmo commented on a change in pull request #7070: [FLINK-10625] Documentation for MATCH_RECOGNIZE clause
URL: https://github.com/apache/flink/pull/7070#discussion_r233884735
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File path: docs/dev/table/sql.md
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@@ -902,6 +941,52 @@ val result4 = tableEnv.sqlQuery(
{% top %}
+### Pattern Recognition
+
+<div markdown="1">
+<table class="table table-bordered">
+ <thead>
+ <tr>
+ <th class="text-left" style="width: 20%">Operation</th>
+ <th class="text-center">Description</th>
+ </tr>
+ </thead>
+ <tbody>
+ <tr>
+ <td>
+ <strong>MATCH_RECOGNIZE</strong><br>
+ <span class="label label-primary">Streaming</span>
+ </td>
+ <td>
+ <p>Searches for a given pattern in a streaming table according to the <code>MATCH_RECOGNIZE</code> <a href="https://standards.iso.org/ittf/PubliclyAvailableStandards/c065143_ISO_IEC_TR_19075-5_2016.zip">ISO standard</a>. This enables to express complex event processing (CEP) logic in SQL queries.</p>
Review comment:
```suggestion
<p>Searches for a given pattern in a streaming table according to the <code>MATCH_RECOGNIZE</code> <a href="https://standards.iso.org/ittf/PubliclyAvailableStandards/c065143_ISO_IEC_TR_19075-5_2016.zip">ISO standard</a>. This makes it possible to express complex event processing (CEP) logic in SQL queries.</p>
```
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