Description
This block is used to import a constant in a data strategy. Constant will then be merged with data extracted from database using sum, subtraction, product and so on.
The constant can be defined by:
- SFormat: to get a constant from a property anywhere in the station (value of a point for example)
- Container: create a Double or an Integer to manually define a constant
Implementation
- Drag and drop a constant block from the palette in the strategy
- Declare a constant from SFormat or container
- Link the action "execute" to the topic "executed" of the previous block
Properties
- Value: define the constant
Advanced Properties
- ColumnName: if constant is concatenated with a table, it will create a new column containing the constant; this property allows to choose the name of the column
Artifacts
- Constant: contains the constant