238 lines
14 KiB
HTML
238 lines
14 KiB
HTML
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Database monitor view 3015 - Statistics Information" />
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<meta name="DC.subject" content="summary row, generic query information" />
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<meta name="keywords" content="summary row, generic query information" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Database monitor view 3015 - Statistics Information</title>
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</head>
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<body id="t3015"><a name="t3015"><!-- --></a>
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<img src="./delta.gif" alt="Start of change" /><!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Database monitor view 3015 - Statistics Information</h1>
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<div><div class="example"> <pre><strong>Create View</strong> QQQ3015 as
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(<strong>SELECT</strong> QQRID as Row_ID,
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QQTIME as Time_Created,
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QQJFLD as Join_Column,
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QQRDBN as Relational_Database_Name,
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QQSYS as System_Name,
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QQJOB as Job_Name,
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QQUSER as Job_User,
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QQJNUM as Job_Number,
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QQI9 as Thread_ID,
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QQUCNT as Unique_Count,
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QQUDEF as User_Defined,
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QQQDTN as Unique_SubSelect_Number,
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QQQDTL as SubSelect_Nested_Level,
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QQMATN as Materialized_View_Subselect_Number,
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QQMATL as Materialized_View_Nested_Level,
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QVP15E as Materialized_View_Union_Level,
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QVP15A as Decomposed_Subselect_Number,
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QVP15B as Total_Number_Decomposed_SubSelects,
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QVP15C as Decomposed_SubSelect_Reason_Code,
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QVP15D as Starting_Decomposed_SubSelect,
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QQTLN as System_Table_Schema,
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QQTFN as System_Table_Name,
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QQTMN as Member_Name,
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QQPTLN as System_Base_Table_Schema,
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QQPTFN as System_Base_Table_Name,
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QQPTMN as Base_Member_Name,
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QVQTBL as Table_Name,
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QVQLIB as Table_Schema,
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QVPTBL as Base_Table_Name,
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QVPLIB as Base_Table_Schema,
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QQNTNM as NLSS_Table,
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QQNLNM as NLSS_Library,
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QQC11 as Statistic_Status,
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QQI2 as Statistic_Importance,
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QQ1000 as Statistic_Columns,
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QVC1000 as Statistic_ID
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<strong>FROM</strong> UserLib/DBMONTable
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<strong>WHERE</strong> QQRID=3015)
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</pre>
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</div>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="hsides" border="1" rules="rows"><caption>Table 1. QQQ3015 - Statistic Information</caption><thead align="left"><tr><th align="left" valign="bottom" width="35.067437379576106%" id="d0e43">View Column Name</th>
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<th align="left" valign="bottom" width="9.826589595375722%" id="d0e45">Table Column Name</th>
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<th align="left" valign="bottom" width="55.10597302504817%" id="d0e47">Description</th>
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</tr>
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</thead>
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<tbody><tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Row_ID</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQRID</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Row identification</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Time_Created</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQTIME</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Time row was created</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Join_Column</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQJFLD</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Join column (unique per job)</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Relational_Database_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQRDBN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Relational database name</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">System_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQSYS</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">System name</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Job_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQJOB</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Job name</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Job_User</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQUSER</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Job user</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Job_Number</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQJNUM</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Job number</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Thread_ID</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQI9</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Thread identifier</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Unique_Count</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQUCNT</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Unique count (unique per query)</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">User_Defined</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQUDEF</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">User defined column </td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Unique_SubSelect_Number</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQQDTN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Unique subselect number</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">SubSelect_Nested_Level</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQQDTL</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Subselect nested level</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Materialized_View_Subselect_Number</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQMATN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Materialized view subselect number</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Materialized_View_Nested_Level</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQMATL</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Materialized view nested level</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Materialized_View_Union_Level</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVP15E</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Materialized view union level</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Decomposed_Subselect_Number</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVP15A</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Decomposed query subselect number, unique across all
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decomposed subselects</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Total_Number_Decomposed_SubSelects</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVP15B</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Total number of decomposed subselects</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Decomposed_SubSelect_Reason_Code</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVP15C</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Decomposed query subselect reason code</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Starting_Decomposed_SubSelect</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVP15D</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Decomposed query subselect number for the first decomposed
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subselect</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">System_Table_Schema</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQTLN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Schema of table queried </td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">System_Table_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQTFN </td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Name of table queried</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Member_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQTMN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Member name of table queried</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">System_Base_Table_Schema</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQPTLN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Schema name of base table</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">System_Base_Table_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQPTFN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Name of the base table queried</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Base_Member_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQPTMN</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Member name of base table</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Table_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVQTBL</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Queried table, long name </td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Table_Schema</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVQLIB</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Schema of queried table, long name </td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Base_Table_Name</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVPTBL </td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Base table, long name</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Base_Table_Schema</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVPLIB </td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Schema of base table, long name</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">NLSS_Table</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQNTNM</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">NLSS table </td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">NLSS_Library</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQNLNM</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">NLSS library</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Statistic_Status</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQC11</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Statistic Status. Possible values are: <ul><li>'N' - No statistic</li>
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<li>'S' - Stale statistic</li>
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<li>' ' - Unknown</li>
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</ul>
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</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Statistic_Importance</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQI2</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Importance of this statistic</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Statistic_Columns</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QQ1000</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Columns for the statistic advised</td>
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</tr>
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<tr><td valign="top" width="35.067437379576106%" headers="d0e43 ">Statistic_ID</td>
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<td valign="top" width="9.826589595375722%" headers="d0e45 ">QVC1000</td>
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<td valign="top" width="55.10597302504817%" headers="d0e47 ">Statistic identifier</td>
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</tr>
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</tbody>
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</table>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="lofdds.htm" title="The following examples show the different optional SQL view format that you can create with the SQL shown. The column descriptions are explained in the tables following each example. These views are not shipped with the server, and you must create them, if you choose to do so. These views are optional and are not required for analyzing monitor data.">Optional database monitor SQL view format</a></div>
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