The data in the database is contained in
, organized in columns and rows.
We have defined Views
over the tables.
These represent special subsets of the
Most of the tables also have one or more Indices
defined on them to speed up
searches on them. Please see the
Help page for more information
on the types of indices.
and stored Procedures
take a number of parameters, and execute a
previously defined sequence of commands. Usually,"
their names are prefixed by f
like in fPhotoStatus
The table SDSSConstants
contains most of the parameters
relevant to the SDSS.
Their values can be displayed by
clicking on the link in the left hand panel.
The table DataConstants
contains most of the bit-flags
and enumerated quantities
relevant to the SDSS. Their values "
can be displayed by clicking on the link in the
left hand panel.
There are several access functions to make ineterpretations and
back and forth conversions easier. They are displayed when you look"
individual enumerated fields."
Click on the [+]
sign in front of the categories
on the left to get an expanded view,
on the [-]
to collapse the list, on the name to get
a summary, and on the individual
items to get
their detailed description.
Enter a keyword into the search box on the top, and press
Enter or the Go
to search through the descriptions and units stored in the database.
, appearing at various places
in the documentation indicates a link
to look up the values of
various flags and enumerated constants.