Columnar

Adoption of columnar storage: As more and more databases and big data platforms support columnar storage, the read-time benefits provided by denormalization and dimensional models has also been reduced.

Columnar basalt Columnar jointed basalt in Turkey seeAlso During the cooling of a thick lava flow, contractional joints or fractures form.

Columnar transposition In a columnar transposition, the message is written out in rows of a fixed length, and then read out again column by column, and the columns are chosen in some scrambled order.

Typically, the build-up of a natural pearl consists of a brown central zone formed by columnar calcium carbonate (usually calcite, sometimes columnar aragonite) and a yellowish to white outer zone consisting of nacre (tabular aragonite).

What’s different with Yellowbrick is that it uses Intel’s AXV instructions to process columnar data.

A stronger way of constructing a mixed alphabet is to perform a columnar transposition on the ordinary alphabet using the keyword, but this is not often done.

Columnar cacti growing in semidesert areas are among those most likely to be bat-pollinated; this may be because bats are able to travel considerable distances, so are effective pollinators of plants growing widely separated from one another.

For example, a simple substitution cipher combined with a columnar transposition avoids the weakness of both.

Hensen's cells are high columnar cells that are directly adjacent to the third row of Deiters’ cells.

If the bubble reaches the surface as it collapses it can create a pillar of water that can go over a hundred meters into the air (a "columnar plume").

It occurs as long, slender to thick prismatic and columnar crystals that are usually triangular in cross-section, often with curved striated faces.

Much of the island is composed of Jurassic dolerite intrusions (upwellings of magma ) through other rock types, sometimes forming large columnar joints.

Myszkowski transposition A variant form of columnar transposition, proposed by Émile Victor Théodore Myszkowski in 1902, requires a keyword with recurrent letters.

Normal columnar epithelium is also seen.

Notes for identification Deep blue kyanite Kyanite's elongated, columnar crystals are usually a good first indication of the mineral, as well as its color (when the specimen is blue).

Previously it was thought that during fetal development, the original squamous epithelium of the cervix is derived from the urogenital sinus and the original columnar epithelium is derived from the paramesonephric duct.

Prismatic peds have flat tops, columnar peds have rounded tops.

Sequoia bark is fibrous, furrowed, and may be convert thick at the base of the columnar trunk.

Simple columnar epithelium, typical of the endocervix, is visible on the right.

Some columnar cactus also exhibit similar seasonal patterns in the isotopes of carbon and oxygen in their spines ( acanthochronology ).