As part of the AEMO 5.3 data model release, we will be undertaking some database migration work on the real-time hosted MMS. We do not anticipate any interuption to the real-time data feed but some recent history in the follwoing tables will be temporarily unavailable:

PREDISPATCHLOAD
PREDISPATCHCONSTRAINT
PREDISPATCH_FCAS_REQ
DISPATCH_FCAS_REQ
DISPATCHCONSTRAINT
P5MIN_CONSTRAINTSOLUTION
P5MIN_UNITSOLUTION
SPDCONNECTIONPOINTCONSTRAINT