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  2. Group by (SQL) - Wikipedia

    en.wikipedia.org/wiki/Group_by_(SQL)

    This implies constraints on the columns that can appear in the associated SELECT clause. As a general rule, the SELECT clause may only contain columns with a unique value per group. This includes columns that appear in the GROUP BY clause as well as aggregates resulting in one value per group.

  3. Size-exclusion chromatography - Wikipedia

    en.wikipedia.org/wiki/Size-exclusion_chromatography

    A size exclusion column. Each size exclusion column has a range of molecular weights that can be separated. The exclusion limit defines the molecular weight at the upper end of the column 'working' range and is where molecules are too large to get trapped in the stationary phase.

  4. Multi-index notation - Wikipedia

    en.wikipedia.org/wiki/Multi-index_notation

    An n-dimensional multi-index is an -tuple = (,, …,) of non-negative integers (i.e. an element of the -dimensional set of natural numbers, denoted ).. For multi ...

  5. Raquel Welch - Wikipedia

    en.wikipedia.org/wiki/Raquel_Welch

    Welch was born Jo Raquel Tejada on September 5, 1940, in Chicago, Illinois, and moved to San Diego, [5] [6] California, at age two with her family. She was the first child of Josephine Sarah Hall and Armando Carlos Tejada Urquizo.

  6. Reduced affect display - Wikipedia

    en.wikipedia.org/wiki/Reduced_affect_display

    Reduced affect display, sometimes referred to as emotional blunting or emotional numbing, is a condition of reduced emotional reactivity in an individual. It manifests as a failure to express feelings either verbally or nonverbally, especially when talking about issues that would normally be expected to engage emotions.

  7. Ganesha - Wikipedia

    en.wikipedia.org/wiki/Ganesha

    He may be portrayed standing, dancing, heroically taking action against demons, playing with his family as a boy, sitting down on an elevated seat, or engaging in a range of contemporary situations. Ganesha images were prevalent in many parts of India by the 6th century. [ 42 ]