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.
Modern Birthstone. December babies are super lucky! Of all the months of the year, only a few feature three separate birthstones. Decemberâs birthstones are turquoise, blue zircon, and tanzanite. Evocative of the cold winter month, it should be no surprise that all three of these gemstones exhibit various tones and hues of blue.