Why might the optimizer use a table scan when an index is
available?
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What is $mpjret? Where it is used in ab-initio?
i have 2 files. First file contains a,b,c,d as rows and second file contains 1,2,3,4 as rows. how do we make single a1b2c3d4 and 4 different rows a1, b2, c3,d4.
Explain the difference between the truncate and delete commands?
Suppose we assign you a new project. What would be your initial point and the key steps that you follow?
If I delete 1 partition (in 8 partition multifile) and run the graph. Will the graph run successfully?, If not what error I'm going to get.
Can some tell me at which level pdl gets resolved when parameters are resolved in abinitio? Also what happens in dml evaluation during parameter evaluation ?
Have you used the rollup component? Describe how?
Describe how you would monitor and control database physical file size and growth?
what is the syntax of m_dump command?
Can any body give me the clear explanation about how to separate header,trailer and body records in Ab Initio?
what is the use of stdenv in abinitio and what the main concept belongs to is?what is env?
Why do you think data processing is important?