Clean the surface of your pond with a skimmer or algae net. 12. Vacuum the algae from the pond with a pond vacuum. 13. Place barley straw in a location that provides a good flow of water and sunlight. The barley straw will decompose adding hydrogen peroxide to the water, killing the algae.
SQL (Structured Query Language) SQL (Structured Query Language) is a standardized programming language used for managing relational databases and performing various operations on the data in them.
Introduction to SQL What is SQL? I Structured Query Language I Usually âtalkâ to a database server I Used as front end to many databases (mysql, postgresql, oracle, sybase) I Three Subsystems: data description, data access and privileges I Optimized for certain data arrangements I The language is case-sensitive, but I use upper case for keywords.