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PIPointUpdateValue Method (AFValue, AFUpdateOption)

This method writes or replaces a value in the PI Data Archive.

Namespace:  OSIsoft.AF.PI
Assembly:  OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version:
public void UpdateValue(
	AFValue value,
	AFUpdateOption option


Type: OSIsoft.AF.AssetAFValue
The value to be written, replaced, or removed in PI.
Type: OSIsoft.AF.DataAFUpdateOption
An enumeration value that specifies how to treat duplicate values in the archive. It can also be used to specify that an existing value should be removed.
ArgumentNullException The value is .
PIExceptionError returned by the PI Data Archive.

If not specified in AFSDK.config, the AFBufferOption is defaulted to BufferIfPossible. The default buffering option for the current AF SDK client instance can be modified via the static property AFData.BufferOption.

Important note Important
Exception reporting is not handled automatically by the AF SDK. Historically, exception reporting has been handled by the application writing data (i.e. Uniint-based interfaces).

Version Information


Supported in: 2.10.5, 2.10, 2.9.5, 2.9, 2.8.5, 2.8, 2.7.5, 2.7, 2.6, 2.5
See Also
Enabling Operational Intelligence