Example Return all customers that starts with "a" and are at least 3 characters in length: SELECT*FROMCustomers WHERECustomerNameLIKE'a__%'; Try it Yourself » Example Return all customers that have "r" in the second position: SELECT*FROMCustomers ...
【sql语法教学】LIKE运算符 | The LIKE Operator 在数据库管理系统中,SQL(结构化查询语言)是用于管理和操作数据库的标准语言。作为小编,我将带大家深入了解SQL中的一个重要运算符——LIKE运算符。这个运算符在数据库查询中用于模糊匹配,极大地方便了数据的筛选和查找。通过本文的解析,你将能更好地掌握LIKE运算符的...
in the first example, we have used like operator name in an uppercase letter. In the second example, we have used like operator name in lowercase letters both times; it will return the same result without issuing any error. So we can say that operator is not case sensitive. ...
Example: SQL LIKE -- select customers who live in the UKSELECT*FROMCustomersWHEREcountryLIKE'UK'; Run Code Here, the SQL command selects customers whosecountryisUK. Example: SQL LIKE Note:Although theLIKEoperator behaves similarly to the=operator in this example, they are not the same. The=...
SOME is like OR in that it returns true if any records match the criteria. Here are the product names for any order where the quantity is greater than 40 are returned, as we saw in the ANY example. /* mssqltips.com */ SELECT [Name] ...
PostgreSQL supports the ILIKE operator for case-insensitive pattern matching. It is not SQL standard but it is a PostgreSQL extension. Example: ILIKE Copy SELECT 'postgre' LIKE 'Postgre',--false'postgre' ILIKE 'Postgre',--true'postgre' ILIKE 'POST%',--true'postgre' ILIKE '_OStgr_';--tru...
到目前为止,你已经看到了识别精确字符串的条件,例如WHERE name='Lois Lane'。但在 SQL 中,你也可以使用LIKE运算符执行部分或模式匹配。 LIKE运算符允许你为一个或多个字符指定通配符提供模式匹配的度量。你可以使用以下两个通配符: 百分号(%) - 匹配任意数量的字符,甚至零个字符。
The next Oracle REGEP_LIKE example would retrieve all names that contain a letter in the range of ‘d’ and ‘g’, followed by the letter ‘a’. SELECT * FROM Employee WHERE regexp_like (name , ‘[d-g]a’) ; Output : Example 11:Using period (.) Operator ...
SELECTfirst_name, last_name, phoneFROMcontactsWHERElast_nameLIKE'St%'ORDERBYlast_name;Code language:SQL (Structured Query Language)(sql) Try it Output: In this example, we use the following pattern: TheLIKEoperator matched any string that starts with'St'and is followed by any number of chara...
54000.0020.34% Uses of LIKE Operator in SQL The few uses of LIKE operators are given below − It helps us to extract data that matches with the required pattern. It helps us in performing complex regex-based queries on our data.