Since 9d3e094f12, the command tries to validate the parent index of the named index, if invalid. The documentation did not mention this behavior, which could be confusing. Author: Mohamed ALi <moali.pg@gmail.com> Discussion: https://postgr.es/m/CAGnOmWpHu25_LpT=zv7KtetQhqV1QEZzFYLd_TDyOLu1Od9fpw@mail.gmail.com Backpatch-through: 14
9d3e094f12