15.00 - DBD - Teradata Database

Teradata Database Support Utilities

prodname
Teradata Database
vrm_release
15.00
category
Configuration
featnum
B035-1180-015K

DBD

Purpose  

The DBD (Data Block Descriptor) command displays the DBDs of the current cylinder.

Syntax  

 

Syntax Element

Description

/H

Shows a formatted display of all the DBDs in the current CI followed by a display of the DBDs in hexadecimal.

tid

Shows only the DBDs from the subtable specified by tid for the current CI. For more information on tid formatting, see “Subtable Identifiers (tids)” on page 79.

ridspec

Shows only the DBDs within the row(s) specified by ridspec within the subtable (tid) for the current CI. For information on ridspec formatting, see “Rows and Row Ranges” on page 76.

The online help lists this option as rowspec.

sectornum

Shows only the DBDs covering this sector of the cylinder.

=

Specifies that Filer should use the most recently saved value for sectornum.

This option cannot be used unless an input value has already been defined for sectornum. For more information, see “Stored Input Values” on page 82.

Usage Notes  

The DBD command must be invoked from a CI context (as indicated by the CI ==> prompt).

Without arguments, DBD shows all DBDs in the current CI.