SQuirreL SQL Client is a graphical SQL client written in Java that will allow you to view the structure of a JDBC compliant database, browse the data in tables, issue SQL commands etc.
A windows port of official Redis cplusplus client library
Redis is an open source, advanced key-value store. It is often referred to as a datastructure server since keys can contain strings, hashes, lists, sets and sorted sets.
http://redis.io/
There are many Redis client as different language binding available:
http://redis.io/clients
For C++, there is a client library recommanded by official named redis-cpp-client but too bad it can neither build nor run on Windows platform.
Web-based Squirrel SQL client. it allow you to view database structure, import/export and manage your databases, including create database, table, store procedure, view,trigger and user. it support oracle, db2, mysql, MS SQL server, FireBird,Postgres