PartitionSpecification defines the format of partition filtering specification for shared tables.
It consists of a list of Partitions which in turn include a list of PartitionValues.
Partitions inside a single PartitionSpecification have OR logical relationship.
PartitionValues inside a single Partition have AND logical relationship.
PartitionSpecification defines the format of partition filtering specification for shared tables. It consists of a list of Partitions which in turn include a list of PartitionValues.