Skillet (band) 2000, Trey McClurkin parted ways with Skillet, and Lori Peters filled the drummer's position. The band released their first worship album, and fourth album overall, "Ardent Worship" in late 2000. The band kept much of their sound from "Invincible" on their next album "Alien Youth". With little time between touring and recording, Skillet released "Alien Youth" on August 28, 2001, which was the first album that John Cooper took on production duties. Before the release of "Alien Youth", Haaland left the band, and Ben Kasica took over on guitar. In 2003, "Collide", the band's sixth studio album, was released by
Data item not necessarily atomic. The complexity of a value depends on the complexity of the property and time component. When looking at databases or XML files, the object is usually identified by an object name or other type of object identifier, which is part of the "data". Properties are defined as columns (table row), properties (object instance) or tags (XML). Often, time is not explicitly expressed and is an attribute applying to the complete data set. Other data collections provide time on the instance level (time series), on column level or even on attribute/property level. Data item A data item describes