ANSI SQL-92 to Oracle

select 
a.no_gaji, 
a.nama, 
a.no_kp, 
a.no_tel, 
a.staf_ketagori, 
a.trk_lahir, 
a.trk_lantikan, 
a.kod_warga, 
a.kod_jab, 
a.taraf_khidmat, 
a.no_kwsp, 
a.tkh_tamat_kontrak, 
b.gaji, c.per_jab, 
d.per_warga, 
e.per_khidmat from gaj_induk a 
left join gaj_jadual2 b on (a.kod_gaji = b.kod_gaji and a.rank_gaji = b.rank_gaji and a.t_gaji = b.t_gaji) 
left join gaj_kod_jab c on (a.kod_jab = c.kod_jab) 
left join gaj_kod_warga d on (a.kod_warga = d.kod_warga) 
left join gaj_kod_khidmat e on (a.taraf_khidmat = e.taraf_khidmat) 
where a.no_gaji = 00000790