61 lines
3.6 KiB
HTML
61 lines
3.6 KiB
HTML
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<title>SQL4031 - &1 tasks specified for parallel index create over table &2</title>
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<body id="sql4031"><a name="sql4031"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">SQL4031 - &1 tasks specified for parallel index create over table &2</h1>
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<div>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" frame="border" border="1" rules="all"><thead align="left"><tr><th colspan="2" align="center" valign="middle" id="d0e16">SQL4031</th>
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</tr>
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</thead>
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<tbody><tr valign="middle"><td valign="middle" width="26.02040816326531%" headers="d0e16 ">Message Text:</td>
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<td valign="middle" width="73.9795918367347%" headers="d0e16 ">&1 tasks specified for parallel index create over table &2</td>
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</tr>
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<tr valign="middle"><td valign="middle" width="26.02040816326531%" headers="d0e16 ">Cause Text:</td>
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<td valign="middle" width="73.9795918367347%" headers="d0e16 ">The query optimizer has calculated the optimal number of tasks for
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this query based on the query attribute degree. <p></p>
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The table number
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refers to the relative position of this table in the query.</td>
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</tr>
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<tr valign="middle"><td valign="middle" width="26.02040816326531%" headers="d0e16 ">Recovery Text:</td>
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<td valign="middle" width="73.9795918367347%" headers="d0e16 ">Parallel index create can improve the performance of queries. Even
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though the access plan was created to use the specified number of tasks for
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the parallel index build, the system may alter that number based on the availability
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of the pool in which this job is running or the allocation of the table's
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data across the disk units. <p></p>
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Refer to <a href="rzajqdta.htm#rzajqdta">Data access on DB2 UDB for iSeries: data access paths and methods</a> for
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more information about parallel index create.</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="prtsqlinfmsg.htm" title="The following are the messages returned from PRTSQLINF.">PRTSQLINF message reference</a></div>
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