Redis ECHO command is used to print the given string. Return Value String reply. Syntax Following is the basic syntax of Redis ECHO command. redis 127.0.0.1:6379> ECHO SAMPLE_STRING Example redis 127.0.0.1:6379> ECHO "Hello World"…
Redis AUTH command is used to authenticate to the server with the given password. If the password matches the password in the configuration file, the server replies with the OK status code…
Redis connection commands are basically used to manage client connections with Redis server. Example Following example explains how a client authenticates itself to Redis server and checks whether the server…
The SQL DISTINCT keyword is used in conjunction with the SELECT statement to eliminate all the duplicate records and fetching only unique records. There may be a situation when you have multiple…
The SQL GROUP BY clause is used in collaboration with the SELECT statement to arrange identical data into groups. This GROUP BY clause follows the WHERE clause in a SELECT statement and…
The SQL ORDER BY clause is used to sort the data in ascending or descending order, based on one or more columns. Some databases sort the query results in an ascending order…
The SQL TOP clause is used to fetch a TOP N number or X percent records from a table. Note − All the databases do not support the TOP clause. For example MySQL…
The day-to-day application requirements in a corporate world that can be achieved using Utility Programs are illustrated below: 1. A file has 100 records. The first 10 records need to…
The SQL LIKE clause is used to compare a value to similar values using wildcard operators. There are two wildcards used in conjunction with the LIKE operator. The percent sign (%)The underscore…
The SQL DELETE Query is used to delete the existing records from a table. You can use the WHERE clause with a DELETE query to delete the selected rows, otherwise…