Hi we are trying to run Pinot index Text_match and running into following issue with escaping a special char

-

. Our field value includes the

-

. Whats the right way to escape it. For example :

TEXT_MATCH(active_exp_map, '/.*9DtZjvh\-R/') - returns nothing.
vs
TEXT_MATCH(active_exp_map, '/.*9DtZjvh/') - returns data

TEXT_MATCH(active_exp_map, '"9DtZjvh-R"')

i.e. phrase query worked in case anyone else is curious.