[GENERAL] Is this correct usage of generate_series?

and relkind = 'i' and relname = '' ) ) x ) y ) z on a.attrelid = z.indrelid and a.attnum = z.pos; Thanks in advance, Hiroaki Nakamura

[GENERAL] Is this correct usage of generate_series?

and relkind = 'i' and relname = '' ) ) x ) y ) z on a.attrelid = z.indrelid and a.attnum = z.pos; Thanks in advance, Hiroaki Nakamura