Weâd like to introduce a new columnar storage format for Hadoop called Parquet, which started as a joint project between Twitter and Cloudera engineers.
There are two birthstones for the month of June. Alexandrite was the traditional birthstone for June, but due to its scarcity and cost, pearl has become June's common birthstone. The alexandrite was named after Czar Alexander II and is one of the most desired gems. Its color changes with the lighting surrounding the stone, which is called its phenomena.
Sapphire Jewelry : Unique Birthstone Jewelry. Sapphire is the modern September birthstone and the gem designated for the 5th, 23rd and 45th wedding anniversary; a star sapphire is typically given on the 65th wedding anniversary. See other September birth stones: Traditional, Contemporary, Mystical, Ancient, Zodiac Star signs and anniversary gems.