How to define a data field as not null?
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Does a Before form trigger fire when the parameter form is suppressed ?
What are the values that can be specified for OPTIMIZER_GOAL parameter of the ALTER SESSION Command ?
Can cursor variables be stored in PL/SQL tables.If yes how. If not why?
What are the various types of snapshots ?
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How to upsert (update or insert into a table)?
What are the parameters that we can pass through a stored procedure?
How to resolve name conflicts between variables and columns?
Explain about achiever in sql?
What is oracle latest version?
How to use like conditions in oracle?
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