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Using command-line switches
Recovery time
Other performance-related switches
Controlling permissions from the command line
Starting and stopping
databases
Creating and deleting
databases
36
When a database server is running with multiple databases, the checkpoint time
specified by the first database started will be used unless overridden by this
switch. If a value of 0 is entered, the default value of 60 minutes is used.
The
parameter lets you set the maximum number of minutes that the
-gr
database server will take to recover from system failure. When a database
server is running with multiple databases, the recovery time specified by the
first database started will be used unless overridden by this switch.
Several switches help you tune network performance. They include
(database process priority on Windows NT), and
Some command-line options control the permissions required to carry out
certain global operations.
The
option allows you to limit the users who can start a database on a
-gd
running server to those with a certain level of permission in the database to
which they are already connected:
•
(the default) —Only the DBA can start an extra database.
DBA
•
—Any user can start and stop databases.
ALL
•
—No one can start or stop a database on a running server.
NONE
Sybase recommends that only the DBA be allowed to start and stop production
databases.
Note
If you do not set
-gd ALL
start additional databases on that server. This means that users cannot connect
to databases that are not already started, either at the same time as the server,
or since then by the DBA.
The
option allows you to limit the users who can stop the server to users
-gu
with a certain level of permission in the database to which they are connected.
•
—Only the DBA can create and drop databases.
DBA
•
(default)—Any user can create and drop databases.
ALL
•
—No user can create or drop a database.
NONE
(maximum packet size).
-p
when you start the server, only the DBA can
-gb
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