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 base table for table queried |
Base_Member_Name |
QQPTMN |
Member name of base table |
System_Index_Schema |
QQILNM |
Schema name of index used for access |
System_Index_Name |
QQIFNM |
Name of index used for access |
Index_Member_Name |
QQIMNM |
Member name of index used for access |
NLSS_Table |
QQNTNM |
NLSS table |
NLSS_Library |
QQNLNM |
NLSS library |
Start_Timestamp |
QQSTIM |
Start timestamp, when available. |
End_Timestamp |
QQETIM |
End timestamp, when available |
Table_Total_Rows |
QQTOTR |
Total rows in table |
Created_Index_Entries |
QQRIDX |
Number of entries in index created |
Estimated_Rows_Selected |
QQREST |
Estimated number of rows selected |
Index_Probe_Keys |
QQFKEY |
Keys selected thru index scan-key positioning |
Index_Scan_Keys |
QQKSEL |
Keys selected thru index scan-key selection |
Estimated_Join_Rows |
QQAJN |
Estimated number of joined rows |
Estimated_Processing_Time |
QQEPT |
Estimated processing time, in seconds |
Join_Position |
QQJNP |
Join position - when available |
DataSpace_Number |
QQI1 |
Dataspace number |
Join_Method |
QQC21 |
Join method - when available - NL - Nested loop
- MF - Nested loop with selection
- HJ - Hash join
|
Join_Type |
QQC22 |
Join type - when available - IN - Inner join
- PO - Left partial outer join
- EX - Exception join
|
Join_Operator |
QQC23 |
Join operator - when available - EQ - Equal
- NE - Not equal
- GT - Greater than
- GE - Greater than or equal
- LT - Less than
- LE - Less than or equal
- CP - Cartesian product
|
Index_Advised_Probe_Count |
QQI2 |
Number of advised key columns that use index scan-key positioning |
Index_Probe_Used |
QQKP |
Index scan-key positioning
|
Index_Probe_Column_Count |
QQI3 |
Number of columns that use index scan-key positioning for the index
used |
Index_Scan_Used |
QQKS |
Index scan-key selection
|
DataSpace_Selection |
QQDSS |
Dataspace selection
|
Index_Advised |
QQIDXA |
Index advised
|
Reason_Code |
QQRCOD |
Reason code - I1 - Row selection
- I2 - Ordering/Grouping
- I3 - Row selection and Ordering/Grouping
- I4 - Nested loop join
|
Index_Advised_Columns |
QQIDXD |
Key columns for index advised |
Created_Index_Columns |
QQ1000 |
Key columns for index created |
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 |
Index_Name |
QVINAM |
Name of index (or constraint) used, long name |
Index_Schema |
QVILIB |
Schema of index used, long name |
Bound |
QVBNDY |
I/O or CPU bound. Possible values are: - I - I/O bound
- C - CPU bound
|
Unique_Refresh_Counter |
QVRCNT |
Unique refresh counter |
Join_Fanout |
QVJFANO |
Join fan out. Possible values are: - N - Normal join situation where fanout is allowed and each matching row
of the join fanout is returned.
- D - Distinct fanout. Join fanout is allowed however none of the join fanout
rows are returned.
- U - Unique fanout. Join fanout is not allowed. Error situation if join
fanout occurs.
|
Join_Table_Count |
QVFILES |
Number of tables joined |
Parallel_Prefetch |
QVPARPF |
Parallel Prefetch (Y/N) |
Parallel_Preload |
QVPARPL |
Parallel Preload (index used) |
Parallel_Degree_Requested |
QVPARD |
Parallel degree requested (index used) |
Parallel_Degree_Used |
QVPARU |
Parallel degree used (index used) |
Parallel_Degree_Reason_Code |
QVPARRC |
Reason parallel processing was limited (index used) |
Estimated_Cumulative_Time |
QVCTIM |
Estimated cumulative time, in seconds |
Created_Index_Name |
QQC101 |
Name of index created - when available |
Created_Index_Schema |
QQC102 |
Schema of index created - when available |
Created_Index_Page_Size |
QQI4 |
Page size of index created |
Created_Index_Row_Size |
QQI5 |
Row size of index created |
Created_Index_Used_ACS_Table |
QQC14 |
Index Created used Alternate Collating Sequence Table
(Y/N) |
Created_Index_ACS_Table |
QQC103 |
Alternate Collating Sequence table of index created. |
Created_Index_ACS_Library |
QQC104 |
Alternate Collating Sequence library of index created. |
Created_Index_Reusable |
QVC13 |
Index created is reusable (Y/N) |
Created_Index_Sparse |
QVC14 |
Index created is sparse index (Y/N) |
Created_Index_Type |
QVC1F |
Type of index created. Possible values: - B - Binary Radix Index
- E - Encoded Vector Index (EVI)
|
Created_Index_Unique_EVI_Count |
QVP15F |
Number of unique values of index created if index created is an EVI
index. |
Permanent_Index_Created |
QVC15 |
Permanent index created (Y/N) |
Index_From_Index |
QVC16 |
Index from index (Y/N) |
Created_Index_Parallel_Degree_Requested |
QVP151 |
Parallel degree requested (index created) |
Created_Index_Parallel_Degree_Used |
QVP152 |
Parallel degree used (index created) |
Created_Index_Parallel_Degree_Reason_Code |
QVP153 |
Reason parallel processing was limited (index created) |
Index_Only_Access |
QVC17 |
Index only access (Y/N) |
Index_Fits_In_Memory |
QVC18 |
Index fits in memory (Y/N) |
Index_Type |
QVC1B |
Type of Index. Possible values are: - B - Binary Radix Index
- C - Constraint (Binary Radix)
- E - Encoded Vector Index (EVI)
- T - Tertiary (AND/OR) Index
|
Index_Entries |
QQI6 |
Number of index entries, index used |
Unique_Keys |
QQI7 |
Number of unique key values, index used |
Percent_Overflow |
QVP158 |
Percent overflow, index used |
Vector_Size |
QVP159 |
Vector size, index used |
Index_Size |
QQI8 |
Size of index used. |
Index_Page_Size |
QVP156 |
Index page size |
Pool_Size |
QVP154 |
Pool size |
Pool_ID |
QVP155 |
Pool id |
Table_Size |
QVP157 |
Table size |
Skip_Sequential_Table_Scan |
QVC1C |
Skip sequential table scan (Y/N) |
DataSpace_Selection_Columns |
QVC3001 |
Columns used for dataspace selection |
Derived_Column_Selection |
QVC1E |
Derived column selection (Y/N) |
Derived_Column_Selection_Columns |
QVC3002 |
Columns used for derived column selection |
Table_Columns_For_Index_Probe |
QVC3003 |
Columns used for index scan-key positioning |
Table_Columns_For_Index_Scan |
QVC3004 |
Columns used for index scan-key selection |
Read_Trigger |
QQC18 |
Read Trigger (Y/N) |
MQT_Replacement |
QQC13 |
Materialized Query Table replaced queried table (Y/N) |
Reused_Temporary_Index |
QQC16 |
Temporary index reused (Y/N) |