What are the events on which a database trigger can be based?

1190

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What is out parameter used for eventhough return statement can also be used in pl/sql?

1081

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What packages are available to pl/sql developers?

1064

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What does the base_object_type column shows in the user.triggers data dictionary view?

1055

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What are the rules to be applied to nulls whilst doing comparisons?

1324

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Do triggers have restrictions on the usage of large datatypes, such as long and long raw?

1167

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What are database links used for?

1049

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What are the uses of merge?

1167

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How is a process of pl/sql compiled?

1162

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Is it possible to create the following trigger: before or after update trigger for each row?

1289

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Differentiate between syntax and runtime errors.

1193

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What is an intersect?

1108

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What is the difference between alter trigger and drop trigger statements?

1113

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Is it possible to include an insert statement on the same table to which the trigger is assigned?

1022

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How would you convert date into julian date format?

1006

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