Examples of using Null value in English and their translations into Portuguese
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Colloquial
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Official
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Medicine
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Financial
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Ecclesiastic
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Ecclesiastic
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Computer
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Official/political
From the 4D database point of view, a null value expresses the fact that the data value is unknown.
primary keys cannot contain a Null value.
In this case, it is not possible to edit or remove the null value in the cell.
IP masking may result in a null value.
Enables you to specify a different value to use if the source property has a null value when the binding is attempted.
If the order is ascending(>), records with null value will be placed at the beginning of the selection.
all new intermediary elements get the null value.
This command clears the value of the"processes" variable by assigning a null value to it.
the FRT will display a null value.
an entity in the"Employee" dataclass contains an object of type Entity in the"employer" attribute or a null value.
Notes: It is possible to disallow the Null value for 4D fields at the Structure editor level see the Design Reference manual.
After an initial drop in strength, concrete stress gradually decreases at a constant rate until null value at 0.2% strain is reached.
You will not get the expected result because the null value will be evaluated by 4D as an error resulting from the parameter evaluation for example, an attribute coming from another query.
supports all default value including null value, unique key
to a"live" object or have the well-defined null value; it is impossible to obtain a reference to a"dead" object(one that has been garbage collected),
tuples in S which have no common values in common attribute names with tuples in R take a null value, ω.
The NULL value is used by the SQL kernel of 4D.
It uses the$null automatic variable to represent the NULL value.
This function is used to replace NULL value with another value. .
Otherwise, it contains a NULL value.