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Does mysql index null values?

November 7, 2017 Mysql Leave a comment

Questions: I have a mysql table where an indexed INT column is going to be 0 for 90% of the rows. If I change those rows to use NULL instead of 0, will they be left out of the index, making the index ...

install MySQL JDBC driver msi

November 7, 2017 Mysql Leave a comment

Questions: I have downloaded the JDBC driver for MySQL “mysql-connector-java-gpl-5.1.26.msi” from http://dev.mysql.com/downloads/connector/j/. But i can’t figure out how to use it. T...

node.js Examples [closed]

November 7, 2017 Nodejs Leave a comment

Questions: Are there any useful examples of node.js (such as a guestbook or chat room)? Answers: Read about what I did to make it here: http://www.travisglines.com/web-coding/lets-make-a-twitter-clone...