Snowflake (heraldry) important winter sport ("e.g." Saalbach-Hinterglemm, Austria, together with a pair of skis). The tincture is often argent (silver). Snowflake (heraldry) The snowflake or "snow crystal", is a charge in heraldry. The display in coats of arms is following a strictly stylized form of the natural six pointed crystal form of a snowflake. In older heraldic literature, this charge is not to be seen. In modern heraldry, the snowflake is most used in northern Europe, in arms in Sweden, Norway and Finland, where it alludes to the meteorological features of the lands. Otherwise, it also is a symbol for winter, and
Snowflake schema that may not be necessary to fulfill certain queries. The snowflake schema is in the same family as the star schema logical model. In fact, the star schema is considered a special case of the snowflake schema. The snowflake schema provides some advantages over the star schema in certain situations, including: The primary disadvantage of the snowflake schema is that the additional levels of attribute normalization adds complexity to source query joins, when compared to the star schema. Snowflake schemas, in contrast to flat single table dimensions, have been heavily criticised. Their goal is assumed to be an efficient and