.TH "GCLOUD_ALPHA_SPANNER_DATABASES_CHANGE\-QUORUM" 1



.SH "NAME"
.HP
gcloud alpha spanner databases change\-quorum \- change quorum of a Cloud Spanner database



.SH "SYNOPSIS"
.HP
\f5gcloud alpha spanner databases change\-quorum\fR (\fIDATABASE\fR\ :\ \fB\-\-instance\fR=\fIINSTANCE\fR) (\fB\-\-dual\-region\fR\ |\ \fB\-\-serving\-location\fR=\fISERVING_LOCATION\fR\ \fB\-\-single\-region\fR) [\fB\-\-etag\fR=\fIETAG\fR] [\fIGCLOUD_WIDE_FLAG\ ...\fR]



.SH "DESCRIPTION"

\fB(ALPHA)\fR Change quorum of a Cloud Spanner database.



.SH "EXAMPLES"

To trigger change quorum from single\-region mode to dual\-region mode, run:

.RS 2m
$ gcloud alpha spanner databases change\-quorum my\-database\-id \e
    \-\-instance=my\-instance\-id \-\-dual\-region
.RE

To trigger change quorum from dual\-region mode to single\-region mode with
serving location as \f5asia\-south1\fR, run:

.RS 2m
$ gcloud alpha spanner databases change\-quorum my\-database\-id \e
    \-\-instance=my\-instance\-id \-\-single\-region \e
    \-\-serving\-location=asia\-south1
.RE

To trigger change quorum using etag specified, run:

.RS 2m
$ gcloud alpha spanner databases change\-quorum my\-database\-id \e
    \-\-instance=my\-instance\-id \-\-dual\-region \-\-etag=ETAG
.RE



.SH "POSITIONAL ARGUMENTS"

.RS 2m
.TP 2m

Database resource \- The Cloud Spanner database to change quorum. The arguments
in this group can be used to specify the attributes of this resource. (NOTE)
Some attributes are not given arguments in this group but can be set in other
ways.

To set the \f5project\fR attribute:
.RS 2m
.IP "\(em" 2m
provide the argument \f5database\fR on the command line with a fully specified
name;
.IP "\(em" 2m
provide the argument \f5\-\-project\fR on the command line;
.IP "\(em" 2m
set the property \f5core/project\fR.
.RE
.sp

This must be specified.


.RS 2m
.TP 2m
\fIDATABASE\fR

ID of the database or fully qualified identifier for the database.

To set the \f5database\fR attribute:
.RS 2m
.IP "\(bu" 2m
provide the argument \f5database\fR on the command line.
.RE
.sp

This positional argument must be specified if any of the other arguments in this
group are specified.

.TP 2m
\fB\-\-instance\fR=\fIINSTANCE\fR

The Cloud Spanner instance for the database.

To set the \f5instance\fR attribute:
.RS 2m
.IP "\(bu" 2m
provide the argument \f5database\fR on the command line with a fully specified
name;
.IP "\(bu" 2m
provide the argument \f5\-\-instance\fR on the command line;
.IP "\(bu" 2m
set the property \f5spanner/instance\fR.
.RE
.sp


.RE
.RE
.sp

.SH "REQUIRED FLAGS"

.RS 2m
.TP 2m

Exactly one of these must be specified:


.RS 2m
.TP 2m

Command\-line flag for dual\-region quorum change:


.RS 2m
.TP 2m
\fB\-\-dual\-region\fR

Switch to dual\-region quorum type.

.RE
.sp
.TP 2m

Command\-line flags for single\-region quorum change:


.RS 2m
.TP 2m
\fB\-\-serving\-location\fR=\fISERVING_LOCATION\fR

The cloud Spanner location.

This flag argument must be specified if any of the other arguments in this group
are specified.

.TP 2m
\fB\-\-single\-region\fR

Switch to single\-region quorum type.

This flag argument must be specified if any of the other arguments in this group
are specified.


.RE
.RE
.RE
.sp

.SH "OPTIONAL FLAGS"

.RS 2m
.TP 2m
\fB\-\-etag\fR=\fIETAG\fR

Used for optimistic concurrency control.


.RE
.sp

.SH "GCLOUD WIDE FLAGS"

These flags are available to all commands: \-\-access\-token\-file, \-\-account,
\-\-billing\-project, \-\-configuration, \-\-flags\-file, \-\-flatten,
\-\-format, \-\-help, \-\-impersonate\-service\-account, \-\-log\-http,
\-\-project, \-\-quiet, \-\-trace\-token, \-\-user\-output\-enabled,
\-\-verbosity.

Run \fB$ gcloud help\fR for details.



.SH "NOTES"

This command is currently in alpha and might change without notice. If this
command fails with API permission errors despite specifying the correct project,
you might be trying to access an API with an invitation\-only early access
allowlist. These variants are also available:

.RS 2m
$ gcloud spanner databases change\-quorum
.RE

.RS 2m
$ gcloud beta spanner databases change\-quorum
.RE