LENGTH()
LENGTH() 함수는 문자열의 길이(바이트)를 반환한다.
MySQL 4.0부터 작동한다.
형식
LENGTH(string)
매개변수
string
:
길이를 카운트할 문자열
예제
문자열의 길이를 바이트 단위로 반환한다.
SELECT LENGTH("SQL Tutorial") AS LengthOfString;
기본 예시
| LengthOfString |
|---|
| 12 |
“CustomerName” 열의 텍스트 길이를 바이트 단위로 반환한다.
SELECT LENGTH(CustomerName) AS LengthOfName FROM Customers;
기본 예시
| CustomerName | LengthOfName |
|---|---|
| Alfreds Futterkiste | 19 |
| Ana Trujillo Emparedados y helados | 34 |
| Antonio Moreno Taquería | 24 |
| Around the Horn | 15 |
| Berglunds snabbköp | 19 |
| Blauer See Delikatessen | 23 |
| Blondel père et fils | 21 |
| Bólido Comidas preparadas | 26 |
| Bon app’ | 8 |
| Bottom-Dollar Marketse | 22 |
| B’s Beverages | 13 |
| Cactus Comidas para llevar | 26 |
| Centro comercial Moctezuma | 26 |
| Chop-suey Chinese | 17 |
| Comércio Mineiro | 17 |
| Consolidated Holdings | 21 |
| Drachenblut Delikatessend | 25 |
| Du monde entier | 15 |
| Eastern Connection | 18 |
| Ernst Handel | 12 |
| Familia Arquibaldo | 18 |
| FISSA Fabrica Inter. Salchichas S.A. | 36 |
| Folies gourmandes | 17 |
| Folk och fä HB | 15 |
| Frankenversand | 14 |
| France restauration | 19 |
| Franchi S.p.A. | 14 |
| Furia Bacalhau e Frutos do Mar | 30 |
| Galería del gastrónomo | 24 |
| Godos Cocina Típica | 20 |
| Gourmet Lanchonetes | 19 |
| Great Lakes Food Market | 23 |
| GROSELLA-Restaurante | 20 |
| Hanari Carnes | 13 |
| HILARIÓN-Abastos | 17 |
| Hungry Coyote Import Store | 26 |
| Hungry Owl All-Night Grocers | 28 |
| Island Trading | 14 |
| Königlich Essen | 16 |
| La corne d’abondance | 20 |
| La maison d’Asie | 16 |
| Laughing Bacchus Wine Cellars | 29 |
| Lazy K Kountry Store | 20 |
| Lehmanns Marktstand | 19 |
| Let’s Stop N Shop | 17 |
| LILA-Supermercado | 17 |
| LINO-Delicateses | 16 |
| Lonesome Pine Restaurant | 24 |
| Magazzini Alimentari Riuniti | 28 |
| Maison Dewey | 12 |
| Mère Paillarde | 15 |
| Morgenstern Gesundkost | 22 |
| North/South | 11 |
| Océano Atlántico Ltda. | 24 |
| Old World Delicatessen | 22 |
| Ottilies Käseladen | 19 |
| Paris spécialités | 19 |
| Pericles Comidas clásicas | 26 |
| Piccolo und mehr | 16 |
| Princesa Isabel Vinhoss | 23 |
| Que Delícia | 12 |
| Queen Cozinha | 13 |
| QUICK-Stop | 10 |
| Rancho grande | 13 |
| Rattlesnake Canyon Grocery | 26 |
| Reggiani Caseifici | 18 |
| Ricardo Adocicados | 18 |
| Richter Supermarkt | 18 |
| Romero y tomillo | 16 |
| Santé Gourmet | 14 |
| Save-a-lot Markets | 18 |
| Seven Seas Imports | 18 |
| Simons bistro | 13 |
| Spécialités du monde | 22 |
| Split Rail Beer & Ale | 25 |
| Suprêmes délices | 18 |
| The Big Cheese | 14 |
| The Cracker Box | 15 |
| Toms Spezialitäten | 19 |
| Tortuga Restaurante | 19 |
| Tradição Hipermercados | 24 |
| Trail’s Head Gourmet Provisioners | 33 |
| Vaffeljernet | 12 |
| Victuailles en stock | 20 |
| Vins et alcools Chevalier | 25 |
| Die Wandernde Kuh | 17 |
| Wartian Herkku | 14 |
| Wellington Importadora | 22 |
| White Clover Markets | 20 |
| Wilman Kala | 11 |
| Wolski | 6 |
참고
W3C School - MySQL LENGTH() Function
W3C School - SQL Tutorial
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