sql started

Author: itsdotnet

new.sql

@@ -0,0 +1,11 @@
+-- users uchun commandalar vazifa sifatida
+-- 1 
+select * from users where gender='Male'
+-- 2 
+select * from users having length(first_name)+length(last_name)>10;
+-- 3
+select * from users where first_name like "%a%";
+-- 4
+select * from users where gender='Male' limit 10;
+-- 5
+select (select count(gender) from users where gender = 'Female') as ayol_userlar_soni;