Database monitor view 3015 - Statistics Information

Displays the SQL logical view format for database monitor QQQ3015.

Start of change
Create View QQQ3015 as 
  (SELECT QQRID as Row_ID, 
          QQTIME as Time_Created, 
          QQJFLD as Join_Column, 
          QQRDBN as Relational_Database_Name, 
          QQSYS as System_Name, 
          QQJOB as Job_Name, 
          QQUSER as Job_User, 
          QQJNUM as Job_Number, 
          QQI9 as Thread_ID, 
          QQUCNT as Unique_Count, 
          QQUDEF as User_Defined,  
          QQQDTN as Unique_SubSelect_Number, 
          QQQDTL as SubSelect_Nested_Level, 
          QQMATN as Materialized_View_Subselect_Number, 
          QQMATL as Materialized_View_Nested_Level, 
          QVP15E as Materialized_View_Union_Level, 
          QVP15A as Decomposed_Subselect_Number, 
          QVP15B as Total_Number_Decomposed_SubSelects, 
          QVP15C as Decomposed_SubSelect_Reason_Code, 
          QVP15D as Starting_Decomposed_SubSelect, 
          QQTLN as System_Table_Schema, 
          QQTFN as System_Table_Name, 
          QQTMN as Member_Name, 
          QQPTLN as System_Base_Table_Schema, 
          QQPTFN as System_Base_Table_Name, 
          QQPTMN as Base_Member_Name, 
          QVQTBL as Table_Name, 
          QVQLIB as Table_Schema, 
          QVPTBL as Base_Table_Name, 
          QVPLIB as Base_Table_Schema, 
          QQNTNM as NLSS_Table, 
          QQNLNM as NLSS_Library, 
          QQC11 as Statistic_Status,   
          QQI2 as Statistic_Importance, 
          QQ1000 as Statistic_Columns, 
          QVC1000 as Statistic_ID, 
          QQSMINTF as Plan_Iteration_Number 
   FROM   UserLib/DBMONTable 
   WHERE  QQRID=3015) 
End of change
Start of change
Table 1. QQQ3015 - Statistic Information
View Column Name Table Column Name Description
Row_ID QQRID Row identification
Time_Created QQTIME Time row was created
Join_Column QQJFLD Join column (unique per job)
Relational_Database_Name QQRDBN Relational database name
System_Name QQSYS System name
Job_Name QQJOB Job name
Job_User QQUSER Job user
Job_Number QQJNUM Job number
Thread_ID QQI9 Thread identifier
Unique_Count QQUCNT Unique count (unique per query)
User_Defined QQUDEF User defined column
Unique_SubSelect_Number QQQDTN Unique subselect number
SubSelect_Nested_Level QQQDTL Subselect nested level
Materialized_View_Subselect_Number QQMATN Materialized view subselect number
Materialized_View_Nested_Level QQMATL Materialized view nested level
Materialized_View_Union_Level QVP15E Materialized view union level
Decomposed_Subselect_Number QVP15A Decomposed query subselect number, unique across all decomposed subselects
Total_Number_Decomposed_SubSelects QVP15B Total number of decomposed subselects
Decomposed_SubSelect_Reason_Code QVP15C Decomposed query subselect reason code
Starting_Decomposed_SubSelect QVP15D Decomposed query subselect number for the first decomposed subselect
System_Table_Schema QQTLN Schema of table queried
System_Table_Name QQTFN Name of table queried
Member_Name QQTMN Member name of table queried
System_Base_Table_Schema QQPTLN Schema name of base table
System_Base_Table_Name QQPTFN Name of the base table queried
Base_Member_Name QQPTMN Member name of base table
Table_Name QVQTBL Queried table, long name
Table_Schema QVQLIB Schema of queried table, long name
Base_Table_Name QVPTBL Base table, long name
Base_Table_Schema QVPLIB Schema of base table, long name
NLSS_Table QQNTNM NLSS table
NLSS_Library QQNLNM NLSS library
Statistic_Status QQC11 Statistic Status. Possible values are:
  • 'N' - No statistic
  • 'S' - Stale statistic
  • ' ' - Unknown
Statistic_Importance QQI2 Importance of this statistic
Statistic_Columns QQ1000 Columns for the statistic advised
Statistic_ID QVC1000 Statistic identifier
Plan_Iteration_Number QQSMINTF AQP Plan iteration number, original optimization = 1
End of change