How to iterate MongoDB Cursor in Python - Intermediate I
Atul Singh
January 02, 2019
Whenever querying on mongodb, always store the output into a variable, called cursor, before performing any operation on data. It will keep...
Showing posts with label Sort. Show all posts
Showing posts with label Sort. Show all posts
Wednesday, 2 January 2019
Thursday, 16 June 2016
5 Tips For Better DataStage Design #14
Atul Singh
June 16, 2016
1. The use of Lookup stage depends upon the volume of data.Sparse lookup type should be used when primary input data volume is small.If th...
Sunday, 10 April 2016
5 Tips For Better DataStage Design #12
Atul Singh
April 10, 2016
1. Minimum number of sort stages should be use in a datastage job. “Don’t sort if previously sorted” in sort Stage, this option should be ...
Sunday, 24 January 2016
ps command #4 - Sorting with sort command
Atul Singh
January 24, 2016
We can sort the ps command output by unix sort also which is easy to use. Need to pass ps command output to sort command with proper argum...
Friday, 8 January 2016
5 Tips For Better DataStage Design #7
Atul Singh
January 08, 2016
#1. In case the partition type for the next immediate stage is to be changed then the ‘Propagate partition’ should be set to ‘Clear’ in th...
Wednesday, 23 December 2015
5 Tips For Better DataStage Design #6
Atul Singh
December 23, 2015
#1. If you are using a copy or a filter stage either immediately after or immediately before a transformer stage, you are reducing the eff...
Friday, 20 November 2015
5 Tips For Better DataStage Design #5
Atul Singh
November 20, 2015
#1. Use the Data Set Management utility, which is available in the Tools menu of the DataStage Designer or the DataStage Manager, to exami...
Monday, 5 October 2015
Hashing & Sorting Criteria in stages
Atul Singh
October 05, 2015
As we all aware about the best partitioning method is Round Robin but this method distribute the whole data to all the partition irrespecti...
