what r the stages mostly used in realtime scenarios
Answer Posted / kishore reddy
database stages are:
1.oracle enterprise
2.tera data
3.db2
4.odbc
file stage are:
1.sequencial file stage
2.dataset
3.file set
4.hash file stage
processing stage are:
1.transformation
2.sort
3.modify
4.copy
5.funnel
6.lookup
7.surrogate key
8.join
9.aggregater
10 funnel stage
11.merge stage.
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What are the different options associated with dsjob command?
What is a merge in datastage?
create a job that splits the data in the Jobs.txt file into
four output files. You will direct the data to the
different output files using constraints. • Job name:
JobLevels
• Source file: Jobs.txt
• Target file 1: LowLevelJobs.txt
− min_lvl between 0 and 25 inclusive.
− Same column types and headings as Jobs.txt.
− Include column names in the first line of the output file.
− Job description column should be preceded by the
string “Job
Title:” and embedded within square brackets. For example, if
the job description is “Designer”, the derived value
is: “Job
Title: [Designer]”.
• Target file 2: MidLevelJobs.txt
− min_lvl between 26 and 100 inclusive.
− Same format and derivations as Target file 1.
• Target file 3: HighLevelJobs.txt
− min_lvl between 101 and 500 inclusive.
− Same format and derivations as Target file 1.
• Rejects file: JobRejects.txt
− min_lvl is out of range, i.e., below 0 or above 500.
− This file has only two columns: job_id and reject_desc.
− reject_desc is a variable-length text field, maximum
length
100. It should contain a string of the form: “Level out of
range:
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