Export large datasets with MySQL
Today’s entrance is dedicated to export large datasets, that is, when the outcome of a SQL query is too large with millons of rows. I will be using a database with data from a fotovoltaic installation. Data is stores in a data table, and I want to extract a selection of parameters. The following SQL sentence will query data every 5 minutes of a few parameters: Execute the query, and I got the result. In some cases,when the recordset is too large, to can notice that the connection will be…read more