Node.js MySQL MID() Function Last Updated : 07 Oct, 2021 Summarize Comments Improve Suggest changes Share Like Article Like Report MID() Function is a Builtin Function in MySQL which is used to get substring of input string between given range inclusive. Syntax: MID(input_string, from, length) Parameters: MID() function accepts three parameters as mentioned above and described below. input_string: Substring of this input will be calculatedfrom:Substring will be taken from this positionlength: Length of substring Return Value: MID() function returns substring of input string between given starting position and length. If length is out of string then the extra part is ignored. Modules: mysql: To handle MySQL Connection and Queriesnpm install mysql SQL publishers Table Preview: Example 1: JavaScript const mysql = require("mysql"); let db_con = mysql.createConnection({ host: "localhost", user: "root", password: "", database: "gfg_db", }); db_con.connect((err) => { if (err) { console.log("Database Connection Failed !!!", err); return; } console.log("We are connected to gfg_db database"); // notice the ? in query let query = `SELECT MID("Geeks For Geeks", 7, 20) AS MID_Output`; db_con.query(query, (err, rows) => { if (err) throw err; console.log(rows); }); }); Output: Example 2: JavaScript const mysql = require("mysql"); let db_con = mysql.createConnection({ host: "localhost", user: "root", password: "", database: "gfg_db", }); db_con.connect((err) => { if (err) { console.log("Database Connection Failed !!!", err); return; } console.log("We are connected to gfg_db database"); // notice the ? in query let query = `SELECT name, MID(name, 1, 3) AS MID_Output FROM publishers`; db_con.query(query, (err, rows) => { if (err) throw err; console.log(rows); }); }); Output: Comment More infoAdvertise with us Next Article Node.js MySQL MID() Function P pratikraut0000 Follow Improve Article Tags : Technical Scripter Web Technologies Node.js Technical Scripter 2020 NodeJS-MySQL +1 More Similar Reads Node.js MySQL Min() Function We will be using Min() function in MySQL to get Minimum value from some particular column. Syntax: MIN(column_name) Parameters: MIN() function accepts a single parameter as mentioned above and described below. column_name: Columnâs name from which we have to return the min value. Return Value: MIN() 2 min read Node.js MySQL LPAD() Function LPAD() Function is a Builtin function in MySQL which is used to attach a given string to text from left side till total length is equal to given value. If the given string is small then it is repeated multiple times. Syntax: LPAD(text, total_length, string) Parameters: LPAD() function accepts three 2 min read Node.js MySQL LTRIM() Function LTRIM() Function is a Builtin Function in MySQL which is used to trim all spaces from left side of input string. Syntax: LTRIM(string) Parameters: LTRIM() function accepts a single parameters as mentioned above and described below. string: String needed to be trimmed from left side Return Value: LTR 2 min read Node.js MySQL LEFT() Function LEFT() Function is a Builtin function in MySQL which is used to get Prefix of a specific size of Given String. Syntax: LEFT(input_string, size_of_prefix) Parameters: LEFT() function accepts two parameters as mentioned above and described below. input_string: We will get prefix of this input stringsi 2 min read Node.js MySQL LOWER() Function LOWER() Function is a Builtin function in MySQL which is used to convert all characters of given string to lowercase. Syntax: LOWER(input_string) Parameters: LOWER() function accepts a single parameter as mentioned above and described below. input_string: We will convert this string to lowercase Ret 1 min read Like