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-- TABLO OLUSTURMAK
-- CREATE TABLE IF NOT EXISTS TABLO_ADI
-- (
-- KOLON1_AD KOLON1_TUR EXTRAS,
-- KOLON2_AD KOLON2_TUR EXTRAS
-- );

-- KISILER TABLOSU
CREATE TABLE IF NOT EXISTS KISILER
(
id int not null primary key auto_increment,
ad varchar(100) not null,
yas int not NULL
);

-- KISILER TABLOSUNA KAYIT EKLE
insert into kisiler values (0, 'Emir Civas', 33);
insert into kisiler (ad, yas) values ('Can Selim', 36);

-- KISILER TABLOSUNU SIL
drop table if exists kisiler;

-- KISILER TABLOSUNDAKI KAYITLARI SIL
delete from kisiler; -- TUM KAYITLARI SILER

-- TABLODAKI KAYITLARI LISTELE
-- SELECT GORUNTULENECEK KOLONLAR FROM TABLO ADI
-- Kisiler tablosundaki id, ad, yas kolonlarını
-- tüm kayitlar için görüntüle
select * from kisiler;
select id, ad, yas from kisiler;
select yas, ad from kisiler;

-- SELECT SORGUSUNDA DONEN KOLON ADLARINI DEGISTIR
select
id as 'Kisi ID',
ad as 'Kisinin Adı',
yas as 'Kişinin Yaşı' from kisiler;

-- KOLONLARI BİRLEŞTİR
-- Tüm Kayıtlar İçin ID - AD @ YAS ŞEklinde Çıktı AL
select concat(id,' - ',ad,' @ ',yas) as 'Bilgi'
from kisiler;

-- SELECT TE KOSUL KULLANIMI
-- Veritabanından dönen kayıtları filtrelemek için
-- sorgunun sonuna where eklenir
-- where'den sonra kosullar yazilir
-- birden cok kosul AND ve OR ile birlestirilebilir

-- ID's Cift Sayi Olan Kisilerin Tüm Bilgilerini Bas,
select * from kisiler where id %2 = 0;

-- YAS Değeri 35'ten Küçük Olan Kişilerin Adlarını Getir
select ad from kisiler where yas <= 35;

-- ID'si 10 Kucuk Yasi 55 Ten Kucuk Olan
-- Kisilerin Tüm Bilgilerini Getir
select * from kisiler where id <= 10 AND yas <= 55;

-- Tüm Kullanıcıların ID'leri İle Yaşlarının Çarpımını
-- Getir
select (id * yas) as 'SONUC' from kisiler;

-- DELETE ILE KOSUL KULLANIMI
-- Tabloda ID'si 40'un Uzerinde Olan Kayitlari Sil
delete from kisiler where id >= 40;

-- ID'si Çift Ve Yaşı 80+ Üzeri Olan Kişileri Sil
delete from kisiler where id % 2 = 0 AND yas >= 80;

-- KAYIT GÜNCELLEME
-- ID'si Bir Olan Kullanıcının
-- Adını Sercan Tuncay
-- Yasini 29 Yap
update kisiler set ad = 'Sercan Tuncay', yas = 29
where id = 1;
     
 
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