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What is while loop in shell script?

Admin October 20, 2019 UNIX TUTORIAL
while-loop-in-shell-script
While loop statement continually executes a block of statements while a particular condition is true. Syntax for while loop in shell script is: After evaluating shell command, if the …
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What are mtime, atime and ctime in Unix?

Admin October 19, 2019 UNIX TUTORIAL
mtime-ctime-atime-unix
mtime, atime, and ctime are timestamps associated with the modification, access and change of any file in unix. A common misunderstanding is ‘ctime is file creation time’, but this …
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How to propagate property values to multiple columns using DataStage Designer?

Admin October 18, 2019 DATASTAGE TUTORIAL
propagate-properties-values-selection-datastage
If you are working with a job that contains hundreds of columns, sometimes we have to change some of the properties in all the columns. It is time-consuming to …
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HOW FIELD FUNCTION WORKS IN DATASTAGE?

Admin October 17, 2019 DATASTAGE TUTORIAL
FIELD-FUNCTION-IN-DATASTAGE
We can use the Field function in DataStage to return one or more sub strings that are located between specified delimiters in string. Syntax: Field(%string%,%delimiter%,%occurrence%,) delimiter evaluates to any …
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ORACLE : GET RECORD COUNTS OF ALL TABLES IN A SCHEMA

Admin September 19, 2019 PL/SQL TUTORIAL, SQL TUTORIAL
METHOD-1: The below query will give a number of rows for the required tables but these are not accurate until we ANALYZE(gather stats) the tables. So we can not …
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UNIX INTERVIEW QUESTIONS AND ANSWERS – 3

Admin September 18, 2019 UNIX INTERVIEW QUESTIONS
UNIX-INTERVIEW-QUESTIONS-AND-ANSWERS-3
No difference is there, both commands gives the same result. If we copy the file, modified time will be changed. If we move the file there will be no …
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CONFIGURING DSENV FILE IN DATASTAGE

Admin September 17, 2019 DATASTAGE TUTORIAL
dsenv-file-in-datastage-configuration
If you wonder what is dsenv file in DataStage, you can visit our previous post on dsenv file. For some ODBC connections, plug-ins, and connectors, and for interactions with …
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Configure C++ Compiler Settings for DataStage in Windows

Admin September 16, 2019 DATASTAGE TUTORIAL
Configure-C++-Compiler-Settings-for-DataStage-in-Windows
We installed DataStage infosphere server in our windows server system with the required details. Actually we are able to run all the jobs and stages after installation except Transformer …
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