1
vote
1answer
353 views

Is it possible to fetch or update table data by table field type?

Is it possible to fetch or update table data by field type? If possible please tell me with a sample code.
3
votes
3answers
475 views

Storing a large number of small size entries in MySQL

I have a database that stores readings from numerous gauges. Depending on the gauge, there may be data for that gauge every 1-5 minutes with multiple readings (i.e.- weather station and it stores 5 ...