cassandra is a hybrid non-relational database in the same class as google’s bigtable. with cassandra, like a document store, you don’t have to decide what fields you need in your records ahead of time. you can add and remove arbitrary fields on the fly. features there are a number of reasons to choose cassandra for your website. compared to other databases, three big features stand .. .. ..
for those people who want to give users that in how many seconds actually your web page loaded completely. this script will be useful for you. there are so many ways to do this ( as usual ) but the classic approach would be step 1 : make a note of the time when your page get starts step 2: make a note of the time at the end of your total page execution step 3 : step 2 – .. .. ..
when you do select query that will give you only records available, in some conditions we may require column names of table for dynamic query generating programs for that purpose here is the query for retrieving column names in mysql : show columns from <table name> in sqlserver select column_name from information_schema.columns where table_name =<tablename> for more infomation .. .. ..
