Description Usage Arguments Details Value Author(s)
Functions used to create and delete relations.
1 2 3 |
... |
Named arguments used to specify the schema of the relation being
created. Each argument should be in the form of |
relation |
Usually, a name or character string specifying the relation to load. A character string (enclosed in explicit single or double quotes) is always taken as the relation name. If the value of |
These functions are used to create new relations. These functions only affect
the relational schemas visible to the user; they have no actual effect on the
hard disk storage. In order to actually write data to an existing relation,
Store
should be used. When Delete
is called, that
relation is no longer available to the user and the space is used on the hard
disc is freed, but the stored data is not immediately overwritten.
An invisible
NULL value.
Jon Claus, <jonterainsights@gmail.com>, Tera Insights, LLC.
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