Get first 3 letters in sql

-- substr(string, start, [, length ])
SELECT substr('Hello World', 1, 3) ;      -- Hel
SELECT substr('Hello World', 4, 5) ;      -- lo Wo
SELECT substr('Hello World', 4);          -- lo World
SELECT substr('Hello World', -3);         -- rld

Get first 3 letters in sql

SELECT FIRST_NAME ,  SUBSTR(FIRST_NAME, 1 , 3 ) , LENGTH(FIRST_NAME)
FROM EMPLOYEES ;

Similar codes

0 vote322 views1 answer
Sql max of two values
SQL
0 vote281 views1 answer
Mysql show foreign keys column
SQL
0 vote352 views2 answers
Create more than 1 tables with references to each other in sqlite3
SQL
0 vote319 views1 answer
Modifier une valeur sql
SQL
0 vote308 views1 answer
Radius search with point data in mysql
SQL
1 vote339 views2 answers
This month mysql where
SQL
1 vote284 views1 answer
Return size of tables in mysql
SQL
1 vote293 views2 answers
T sql get foreign key
SQL
2 votes356 views1 answer
Tcl in sql
SQL
11 votes288 views4 answers
Query DISTINCT
SQL