NotesWhat is notes.io?

Notes brand slogan

Notes - notes.io

vtys nedir
-veri nedir
-veri tabanı nedir(Tablo , kayıt , alan , hücre nedir )
-vtys nedir ?
SQL nedir ?
-Veri tanımlama
-veri işleme
-Veri kontrol
Veri Tanımlama
-Create(Create Database,Create Table)
-Alter(ADD,ALTER COLUMN , DROP)
-Drop(DROP DATABASE ,DROP TABLE)
Veri işleme
-INSERT
-SELECT(SELECT * FROM TABLO)
-- DISTINCT ( SELECT DISTINCT ALANLAR FROM TABLO ... )
--WHERE ( SELECT ALANLAR FROM WHERE KOŞULLAR)
--KARŞILAŞTIRMA OPERATÖRLERİ(<,>,=,<=,>, <>,LIKE,BETWEEN)
--MANTIKSAL OPERATÖRLER ( AND, OR, NOT)
-- ORDER BY(SELECT ALANLAR FROM TABLO WHERE KOŞULLAR ORDER BY ALAN)
--GRUPLAMA ( SELECT ALAN FROMK TABLO .... GROUP BY ALAN)
---GRUP FONKSİYONLARI ( COUNT,SUM,AVG,MAX,MIN)
--- HAVING
--HAZIR FONKSİYONLAR
---METİN FONKSİYONLARI
---SAYISAL FONKSİYONLAR
---TARİH VE SAAT FONKSİYONLARI
---TİP DÖNÜŞÜM FONKSİYONLARI
--BİRDEN FAZLA TABLOYU SORGULAMA
---1.YÖNTEM(SELECT ALANLAR FROM TABLO1,TABLO2 WHERE TABLO1.ALAN=TABLO2.ALAN AND ...)
---2.YÖNTEM (JOİN)
----INNER JOİN
----LEFT OUTER JOİN
----RIGHT OUTER JOİN
----FULL OUTER JOİN
-- SORGU SONUÇLARINI KÜMELEME
---INTERSECT
--- EXCEPT
---UNION,UNION ALL
--ALT SORGULAR (İÇ İÇE SORGULAR
---WHERE KISMINDA
----IN,ANY,ALL,EXISTS
---FROM KISMINDA
- UPDATE
UPDATE TABLOADI SET ALAN =YENİ DEĞER(FORMÜL),.....*WHERE KOŞULLAR*
--FORMÜLSÜZ GÜNCELLEME
KÜCÜK HARFLRİ BÜYÜĞE ÇEVİREN SORGU (UPDATE KAYIT SET ADI=UPPER(ADI),ADRES=UPPER(ADRES);
FORMÜLLÜ GÜNCELLEME
ADRESİ İSTANBUL OLANLARIN AİDATILARINI 500 YAPAN SORGU( UPDATE KAYIT SET AİDAT=500 WHERE ADRES='ISTANBUL');
ADRESİ TEKİRDAĞ OLANLARIN AİDATLARINA %10 ARTTIRAN SORGU( UPDATE KAYIT SET AİDAT=AİDAT *1.1 WHERE ADRES='TEKİRDAĞ');
-DELETE ( DELETE KAYIT SİLME DROP NESNE SİLME )
DELETE FROM TABLOADI WHERE KOŞULLAR
NUMARASI 101 OLANI SİL DELETE FROM KAYIT WHERE NUMARA=101;
     
 
what is notes.io
 

Notes.io is a web-based application for taking notes. You can take your notes and share with others people. If you like taking long notes, notes.io is designed for you. To date, over 8,000,000,000 notes created and continuing...

With notes.io;

  • * You can take a note from anywhere and any device with internet connection.
  • * You can share the notes in social platforms (YouTube, Facebook, Twitter, instagram etc.).
  • * You can quickly share your contents without website, blog and e-mail.
  • * You don't need to create any Account to share a note. As you wish you can use quick, easy and best shortened notes with sms, websites, e-mail, or messaging services (WhatsApp, iMessage, Telegram, Signal).
  • * Notes.io has fabulous infrastructure design for a short link and allows you to share the note as an easy and understandable link.

Fast: Notes.io is built for speed and performance. You can take a notes quickly and browse your archive.

Easy: Notes.io doesn’t require installation. Just write and share note!

Short: Notes.io’s url just 8 character. You’ll get shorten link of your note when you want to share. (Ex: notes.io/q )

Free: Notes.io works for 12 years and has been free since the day it was started.


You immediately create your first note and start sharing with the ones you wish. If you want to contact us, you can use the following communication channels;


Email: [email protected]

Twitter: http://twitter.com/notesio

Instagram: http://instagram.com/notes.io

Facebook: http://facebook.com/notesio



Regards;
Notes.io Team

     
 
Shortened Note Link
 
 
Looding Image
 
     
 
Long File
 
 

For written notes was greater than 18KB Unable to shorten.

To be smaller than 18KB, please organize your notes, or sign in.