290 lines
16 KiB
HTML
290 lines
16 KiB
HTML
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<meta name="DC.Title" content="Database monitor view 3005 - Table Locked" />
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<title>Database monitor view 3005 - Table Locked</title>
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<body id="t3005"><a name="t3005"><!-- --></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 3005 - Table Locked</h1>
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<div><div class="example"> <pre><strong>Create View</strong> QQQ3005 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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QQC11 as Lock_Success,
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QQC12 as Unlock_Request,
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QQRCOD as Reason_Code,
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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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QQJNP as Join_Position,
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QQI6 as DataSpace_Number,
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QQC21 as Join_Method,
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QQC22 as Join_Type,
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QQC23 as Join_Operator,
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QVJFANO as Join_Fanout,
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QVFILES as Join_Table_Count,
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QVRCNT as Unique_Refresh_Counter
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<strong>FROM</strong> UserLib/DBMONTable
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<strong>WHERE</strong> QQRID=3005) </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. QQQ3005 - Table Locked</caption><thead align="left"><tr><th align="left" valign="bottom" width="35%" id="d0e43">View Column Name</th>
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<th align="left" valign="bottom" width="10.961538461538462%" id="d0e45">Table Column Name</th>
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<th align="left" valign="bottom" width="54.03846153846153%" 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%" headers="d0e43 ">Row_ID</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQRID</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Row identification</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Time_Created</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQTIME</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Time row was created</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Join_Column</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQJFLD</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join column (unique per job)</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Relational_Database_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQRDBN</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Relational database name</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">System_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQSYS</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">System name </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Job_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQJOB </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Job name </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Job_User </td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQUSER </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Job user </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Job_Number</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQJNUM </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Job number </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Thread_ID</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQI9</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Thread identifier</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Unique_Count</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQUCNT</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Unique count (unique per query) </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">User_Defined</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQUDEF </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">User defined column </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Unique_SubSelect_Number</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQQDTN </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Unique subselect number</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">SubSelect_Nested_Level</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQQDTL</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Subselect nested level</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Materialized_View_Subselect_Number</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQMATN</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Materialized view subselect number</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Materialized_View_Nested_Level</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQMATL</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Materialized view nested level </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Materialized_View_Union_Level</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVP15E</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Materialized view union level</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Decomposed_Subselect_Number</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVP15A</td>
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<td valign="top" width="54.03846153846153%" 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%" headers="d0e43 ">Total_Number_Decomposed_SubSelects</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVP15B</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Total number of decomposed subselects</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Decomposed_SubSelect_Reason_Code</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVP15C</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Decomposed query subselect reason code</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Starting_Decomposed_SubSelect</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVP15D</td>
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<td valign="top" width="54.03846153846153%" 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%" headers="d0e43 ">System_Table_Schema</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQTLN </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Schema of table queried </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">System_Table_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQTFN </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Name of table queried </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Member_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQTMN</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Member name of table queried</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">System_Base_Table_Schema</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQPTLN</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Schema name of base table </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">System_Base_Table_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQPTFN </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Name of base table for table queried</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Base_Member_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQPTMN </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Member name of base table</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Lock_Success</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQC11</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Successful lock indicator (Y/N)</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Unlock_Request</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQC12</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Unlock request (Y/N)</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Reason_Code</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQRCOD</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Reason code <ul><li>L1 - UNION with *ALL or *CS with Keep Locks</li>
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<li>L2 - DISTINCT with *ALL or *CS with Keep Locks</li>
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<li>L3 - No duplicate keys with *ALL or *CS with Keep Locks</li>
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<li>L4 - Temporary needed with *ALL or *CS with Keep Locks</li>
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<li>L5 - System Table with *ALL or *CS with Keep Locks</li>
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<li>L6 - Orderby > 2000 bytes with *ALL or *CS with Keep Locks</li>
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<li>L9 - Unknown</li>
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<li>LA - User-defined table function with *ALL or *CS with Keep Locks</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%" headers="d0e43 ">Table_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVQTBL</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Queried table, long name </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Table_Schema</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVQLIB</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Schema of queried table, long name</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Base_Table_Name</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVPTBL </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Base table, long name </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Base_Table_Schema</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVPLIB</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Schema of base table, long name</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Join_Position</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQJNP</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join position - when available</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">DataSpace_Number</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQI6</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Dataspace number</td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Join_Method</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQC21 </td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join method - when available <ul><li>NL - Nested loop</li>
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<li>MF - Nested loop with selection</li>
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<li>HJ - Hash join</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%" headers="d0e43 ">Join_Type</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQC22</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join type - when available <ul><li>IN - Inner join</li>
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<li>PO - Left partial outer join</li>
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<li>EX - Exception join</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%" headers="d0e43 ">Join_Operator</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QQC23</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join operator - when available <ul><li>EQ - Equal</li>
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<li>NE - Not equal</li>
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<li>GT - Greater than</li>
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<li>GE - Greater than or equal</li>
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<li>LT - Less than</li>
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<li>LE - Less than or equal</li>
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<li>CP - Cartesian product</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%" headers="d0e43 ">Join_Fanout</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVJFANO</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Join fan out. Possible values are: <ul><li>N - Normal join situation where fanout is allowed and each matching row
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of the join fanout is returned.</li>
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<li>D - Distinct fanout. Join fanout is allowed however none of the join fanout
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rows are returned.</li>
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<li>U - Unique fanout. Join fanout is not allowed. Error situation if join
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fanout occurs.</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%" headers="d0e43 ">Join_Table_Count</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVFILES</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Number of tables joined </td>
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</tr>
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<tr><td valign="top" width="35%" headers="d0e43 ">Unique_Refresh_Counter</td>
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<td valign="top" width="10.961538461538462%" headers="d0e45 ">QVRCNT</td>
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<td valign="top" width="54.03846153846153%" headers="d0e47 ">Unique refresh counter </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="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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</div>
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</div>
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<img src="./deltaend.gif" alt="End of change" /></body>
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</html> |