Answer / pavan

1. Balance Optimization :
DS8.5: Balanced Optimization is that to redesign the job automatically with maximize performance by minimizing the amount of input and output performed, and by balancing the processing against source, intermediate, and target environments. The Balanced Optimization enables to take advantage of the power of the databases without becoming an expert in native SQL.
DS8.7: No Change
DS9.1: Balanced Optimization for Hadoop.








2. Transformer Enhancements
DS8.5: Looping in the transformer, Multiple output rows to be produced from a single input row. 1. New input cache: SaveInputRecord(), GetSavedInputRecord().
         2. New System Variables: @ITERATION, @Loop Count, @EOD(End of data flag for last row).
         3. Functions : LastRowInGroup(InputColumn).
         4. Null Handling more Options.
DS8.7: No Change
DS9.1: New Transformation Expressions has been added. EREPLACE :  Function to replace substring in expression with another substring. If not specified occurrence, then each occurrence of substring will be replaced.








3. Big Data File Stage :
DS8.5: Not Exist
DS8.7: Big Data File Stage for Big Data sources (Hadoop Distributed File System-HDFS).
DS9.1: New Enhancement on
1. The IBM Big Data Solution Integrate and manage the full variety, velocity and volume of data.
2. New Hadoop-based Big Data Support Any to Big Data.
3. Big Data Integration with DataStage.




4. Added Java Integration Stage
DS8.5: Not Exist
DS8.7: Not Exist
DS9.1: Java code and creates baseline for upcoming big data source support.


5. Added Unstructured text stage
DS8.5: Not Exist
DS8.7: Not Exist
DS9.1: Excel read capabilities on all platforms with rich features to support ranges, multiple worksheets and New Unstructured data read

hi everbody, i have a problem in my project.. Native Error Code: -407 "Assignment of a null value to a not null column"  hi everbody, i have a problem in my project.. Native Error Code: -407 "Assignment of a null value to a not null column" i have no idea, what should i do..please help :(

3 Answers  

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What is the project in datastage?

0 Answers  

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1)Source file contains one record, I want 100 records in target file.

3 Answers  

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Hi guys, In sequencer job, we have 3 sources, in that 1st source have some records, Here requirement is 1st source records are 100 then only run the job otherwise total job will abort... How to calculate this. please design the job. Thanks.

1 Answers   IBM,

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What is the difference between server job and parallel jobs?

0 Answers  

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How do you load dimension data and fact data? Which is first

2 Answers  

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If I make any changes in the parallel job,do I need to implement the changes in the sequencer job,else the changes will be reflected automatically

6 Answers   TCS,

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Hi friends, I am new to datastage, i have one query in datastage any one you please give reply to my post. I have a workbook (excel sheet) named as eg: xxxx, in that i have two tables emp(eid, ename, salary, deptno) and dep(deptno, name, state). in my source i have ODBC enterprise stage read the emp table and dept table join the two table and write the dept no 10(eid,ename,salary,name,state) values in target(). Thanks, Badari

0 Answers  

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Explain how a source file is populated?

0 Answers  

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Hi, what is use of Macros,functions and Routines..? At what situation you are used. If you know the answer please explain it. Thanks.

0 Answers  

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What is PX?

2 Answers   IBM,

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explain unit testing,systemtesting,integrated testing

1 Answers   CSC,

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