16.20 - SelectPreparedCollects - Teradata Vantage NewSQL Engine

Teradata Vantage™ Application Programming Reference

Teradata Database
Teradata Vantage NewSQL Engine
March 2019
Programming Reference

Displays the contents of a collection commands list generated by PrepCollect or the prepared collections for a specified object across all commands lists.


  (IN CmdListID      BIGINT,

Input Parameters

Parameter Description
CmdListID System assigned commands list ID from a prior call to PrepCollect.

For more information about this input parameter, see “Usage Notes.”

CmdListName User assigned commands list name as specified during a prior call to PrepCollect.

For more information about this input parameter, see “Usage Notes.”

DatabaseName Name of the database. DatabaseName limits the results to collections for the database you specify.
TableName Name of the table. TableName limits the results to collections on the table you specify.
ObjectListName Name of object list. ObjectListName allows you to specify a previously defined list of objects (that is, one or more database names or fully qualified table names where each name entry may optionally contain wildcard characters) whose collections should be displayed.

For more information about this input parameter, see “Usage Notes” or CreateObjectList.

Returning Result Set

The output of this external stored procedure is in the form of a stored procedure dynamic result. That is, the external stored procedure can return result sets to the client application or to the caller of the external stored procedure (in addition to consuming the result sets itself) upon completion of the external stored procedure.

For more information about stored procedure dynamic result sets, see Teradata Vantage™ SQL External Routine Programming , B035-1147 .

Displaying the Collection Results

To display the collection results for a ... You must specify a ...
particular commands list non-value for CmdListID or CmdListName. You can specify both CmdListID and CmdListName as long as they identify the same command list.
If CmdListID and CmdListName are both NULL, the report will consider collections from all command lists in the TDSTATS database.
particular object value for both DatabaseName or TableName.
particular named object list that cannot be specified by DatabaseName or TableName value for

ObjectListName that was previously created by the CreateObjectList and AddObjectListEntry external stored procedures.

ObjectListName usage is mutually exclusive with DatabaseName and TableName . When you specify a value other than NULL for ObjectListName , DatabaseName and TableName must be NULL.

Output Parameters

Parameter Description
CmdListID Commands list ID.
CmdListName Command list name, if assigned.
DataBaseName Database in which the collection is defined.
TableName Table on which the collection is defined.
PriorityRank System assigned submission priority relative to other collections in the same commands list.
RequestID System assigned ID for the SQL COLLECT STATISTICS statement within the commands list.
CollectText SQL text of the COLLECT STATISTICS statement.

Example: Using SelectPreparedCollects

The following example shows how to display the collection results for the commands list named MyCmdsList.

CALL TDSTATS.SelectPreparedCollects(NULL,'MyCmdslist',NULL,NULL,NULL);
 *** Query completed. 4 rows found. 7 columns returned.
 *** Total elapsed time was 1 second.
CmdListID CmdListName DatbaseName TableName Priority RequestID  CollectText
--------- ----------- ----------- ---------- ------- ---------  ------------------
  5       MyCmdsList  Personnel   Employee         1    34560   COLLECT STATISTICS..
  5       MyCmdsList  Personnel   Department       2    34561   COLLECT STATISTICS..
  5       MyCmdsList  Personnel   Charges          3    34562   COLLECT STATISTICS..

Related Topics

For more information on ... See ...
the PrepCollect external stored procedure PrepCollect.
SQL COLLECT STATISTICS statement Teradata Vantage™ SQL Data Definition Language Syntax and Examples, B035-1144.