SQL Like
The LIKE operator is used with WHERE to search for some pattern in a string.
The pattern is usually some kind of Regular Expression that is built with some rules, but we won't dive deep into it. In the meantime, the following rules are enough for you:
%means 0 or more symbols:a%matchesa,aa,aaaaa, etc.b%dmatchesbd,bad,bored, etc._matches single symbol.t_eematchestree,tweeetc, and_o%_matchwow,coooow,soapetc., but notsofor example.
In this example all singers with the naming of two separate words, both consist of at least one symbol.
12SELECT singer FROM songs WHERE singer LIKE '_% _%'
Swipe to start coding
Select all singers with naming starting with A.
Lösning
Tack för dina kommentarer!
single
Fråga AI
Fråga AI
Fråga vad du vill eller prova någon av de föreslagna frågorna för att starta vårt samtal
Sammanfatta detta kapitel
Explain code
Explain why doesn't solve task
Fantastiskt!
Completion betyg förbättrat till 4.17SQL Like
Svep för att visa menyn
The LIKE operator is used with WHERE to search for some pattern in a string.
The pattern is usually some kind of Regular Expression that is built with some rules, but we won't dive deep into it. In the meantime, the following rules are enough for you:
%means 0 or more symbols:a%matchesa,aa,aaaaa, etc.b%dmatchesbd,bad,bored, etc._matches single symbol.t_eematchestree,tweeetc, and_o%_matchwow,coooow,soapetc., but notsofor example.
In this example all singers with the naming of two separate words, both consist of at least one symbol.
12SELECT singer FROM songs WHERE singer LIKE '_% _%'
Swipe to start coding
Select all singers with naming starting with A.
Lösning
Byt till skrivbordet för praktisk övningFortsätt där du är med ett av alternativen nedanTack för dina kommentarer!
single
