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Default Values


There are various places in the Mimer SQL syntax where a default value can be specified. The value resulting from a default value specification must always be assignment-compatible with the data type of the context to which it will be applied.

In the syntax diagrams, the term default-value may be replaced by the following construction:

For more information about what can be specified for literal, see Literals.

Standard Compliance

This section summarizes standard compliance concerning the specification of default values.

Standard
Compliance
Comments
X/Open-95
SQL-92
EXTENDED
The support for the use of CURRENT_VALUE and NEXT_VALUE is a Mimer SQL extension.



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