Question

1. What is the use of extended data types? Explain the function of each.


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Answer 1

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What is the use of extended data types? Explain the function of each.

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The use of extended data types is user-defined types based on the primitive data types boolean, integer, real, string, and date, and the composite type container.

▪️ Complex data types

▪️Collection types

▪️Row types

▪️UDTs

▪️Opaque data types

▪️Distinct data types

The database server stores information about extended data types in the sysxtdtypes and sysxtdtypeauth system catalog tables. For information about these tables, refer to the IBM Informix: Guide to SQL Reference.

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Answer 2

Answer:

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