| <?xml version="1.0" encoding="UTF-8"?> |
| <!DOCTYPE html |
| PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> |
| <head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> |
| |
| <meta name="copyright" content="(C) Copyright 2024" /> |
| <meta name="DC.rights.owner" content="(C) Copyright 2024" /> |
| <meta name="DC.Type" content="concept" /> |
| <meta name="DC.Title" content="REFRESH AUTHORIZATION Statement" /> |
| <meta name="DC.Relation" scheme="URI" content="../topics/impala_langref_sql.html" /> |
| <meta name="prodname" content="Impala" /> |
| <meta name="version" content="Impala 3.4.x" /> |
| <meta name="DC.Format" content="XHTML" /> |
| <meta name="DC.Identifier" content="refresh_authorization" /> |
| <link rel="stylesheet" type="text/css" href="../commonltr.css" /> |
| <title>REFRESH AUTHORIZATION Statement</title> |
| </head> |
| <body id="refresh_authorization"> |
| |
| |
| <h1 class="title topictitle1" id="ariaid-title1">REFRESH AUTHORIZATION Statement</h1> |
| |
| |
| |
| |
| |
| |
| <div class="body conbody"> |
| |
| <p class="p"> |
| The <code class="ph codeph">REFRESH AUTHORIZATION</code> statement explicitly refreshes authorization |
| data, including privileges and principals. When there is an external update to |
| authorization metadata, use this statement to force Impala to refresh its authorization |
| data without having to wait for the Ranger polling or run <code class="ph codeph">INVALIDATE |
| METADATA</code>. |
| </p> |
| |
| |
| <p class="p"> |
| Once issued, the <code class="ph codeph">REFRESH AUTHORIZATION</code> statement cannot be cancelled. |
| </p> |
| |
| |
| <p class="p"> |
| See <a class="xref" href="impala_authorization.html#authorization">Impala Authorization</a> for |
| information on enabling and using authorization in Impala. |
| </p> |
| |
| |
| <p class="p"> |
| <strong class="ph b">Syntax:</strong> |
| </p> |
| |
| |
| <pre class="pre codeblock"><code>REFRESH AUTHORIZATION</code></pre> |
| |
| <p class="p"> |
| <strong class="ph b">Usage notes:</strong> If authorization is not enabled, Impala returns an error. |
| </p> |
| |
| |
| <p class="p"> |
| <strong class="ph b">Added in:</strong> Impala 3.2 |
| </p> |
| |
| |
| </div> |
| |
| |
| <div class="related-links"> |
| <div class="familylinks"> |
| <div class="parentlink"><strong>Parent topic:</strong> <a class="link" href="../topics/impala_langref_sql.html">Impala SQL Statements</a></div> |
| </div> |
| </div></body> |
| </html> |
