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.
The SQL language is subdivided into several language elements, including: 1  Clauses, which are constituent components of statements and queries. 2  Expressions, which can produce either scalar values, or tables consisting of columns and rows of data.