The following restrictions apply:
ESQL is not supported in the HATS runtime environment. This limitation affects the use of While nodes, Switch nodes, and mappings (see Limitations on features and capabilities when generating HATS macros or when playing flows.
ESQL is not supported by the Play Flow function in the host editor -- that is, you cannot play back a flow that contains ESQL (see Limitations on features and capabilities when you play a flow).