Answer / Ishant Tyagi

PDQ (Push Down Query) Priority in IBM Informix refers to a mechanism that allows the server to decide which query should be executed first based on its complexity and resource requirements. The goal is to optimize performance by ensuring that simpler queries are processed before more complex ones.

What are the informix isolation levels?

1 Answers  

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Name the sql joins that are available in informix.

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explain checkpoints and why in 9.4 they were better than in previous versions of the engine?

1 Answers   IBM,

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List down the features of informix 4gl.

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What is the use of extent in informix?

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what is an informix instance?

1 Answers   IBM,

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what are the sql joins available in informix?

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What is the role of binary large object in informix?

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why do foreground writes decrease performance ?

1 Answers   IBM,

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what are the database server operating modes available for informix? Explain each.

1 Answers   IBM,

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what are the options/commands used which dbspace a database resides?

1 Answers   IBM,

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I think I screwed up my onconfig file, and I do not have a backup of it. What should I do?

1 Answers   IBM,

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