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Delta

• Example: Delta[{P123}]
• Expects a single point.
• Returns the difference between the last two recorded values of the supplied point.
• Last value – 2nd Last Value

InvDelta

• Example: InvDelta[{P123}]
• Expects a single point.
• Returns the difference between the last two recorded values of the supplied point.
• Opposite of Delta
• 2nd Last Value – Last value

Delta Last Data

• Example: DLD[{P123}]
• Expects a single point.
• Returns the number of days since the last data value

Delta Timetag

• Example: DTT[{P123}]
• Expects a single point.
• Returns the difference, in days, of the last two stored data values.

Backfill

• Example: BFL[{P123}]
• Expects a single point.
• Creates a copy of data from source point but with any gaps filled in using previous value.

Count of Values

• Example: CNV[{P123}]
• Expects a single point.
• Returns the number of stored values for the supplied point within the time period specified by statistical configuration.