#[derive(AggrFuncTypeStore)]Expand description
Make struct implemented trait AggrFuncTypeStore, which is necessary when writing UDAF. This derive macro is expect to be used along with attribute macro as_aggr_func_creator.
#[derive(AggrFuncTypeStore)]Make struct implemented trait AggrFuncTypeStore, which is necessary when writing UDAF. This derive macro is expect to be used along with attribute macro as_aggr_func_creator.