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><A
NAME="RECOVERY-TARGET-SETTINGS"
>26.2. Recovery target settings</A
></H1
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><DT
><A
NAME="RECOVERY-TARGET-TIME"
></A
><TT
CLASS="VARNAME"
>recovery_target_time</TT
>
(<TT
CLASS="TYPE"
>timestamp</TT
>)</DT
><DD
><P
> This parameter specifies the time stamp up to which recovery
will proceed.
At most one of <TT
CLASS="VARNAME"
>recovery_target_time</TT
> and
<A
HREF="recovery-target-settings.html#RECOVERY-TARGET-XID"
>recovery_target_xid</A
> can be specified.
The default is to recover to the end of the WAL log.
The precise stopping point is also influenced by
<A
HREF="recovery-target-settings.html#RECOVERY-TARGET-INCLUSIVE"
>recovery_target_inclusive</A
>.
</P
></DD
><DT
><A
NAME="RECOVERY-TARGET-XID"
></A
><TT
CLASS="VARNAME"
>recovery_target_xid</TT
> (<TT
CLASS="TYPE"
>string</TT
>)</DT
><DD
><P
> This parameter specifies the transaction ID up to which recovery
will proceed. Keep in mind
that while transaction IDs are assigned sequentially at transaction
start, transactions can complete in a different numeric order.
The transactions that will be recovered are those that committed
before (and optionally including) the specified one.
At most one of <TT
CLASS="VARNAME"
>recovery_target_xid</TT
> and
<A
HREF="recovery-target-settings.html#RECOVERY-TARGET-TIME"
>recovery_target_time</A
> can be specified.
The default is to recover to the end of the WAL log.
The precise stopping point is also influenced by
<A
HREF="recovery-target-settings.html#RECOVERY-TARGET-INCLUSIVE"
>recovery_target_inclusive</A
>.
</P
></DD
><DT
><A
NAME="RECOVERY-TARGET-INCLUSIVE"
></A
><TT
CLASS="VARNAME"
>recovery_target_inclusive</TT
>
(<TT
CLASS="TYPE"
>boolean</TT
>)</DT
><DD
><P
> Specifies whether we stop just after the specified recovery target
(<TT
CLASS="LITERAL"
>true</TT
>), or just before the recovery target
(<TT
CLASS="LITERAL"
>false</TT
>).
Applies to both <A
HREF="recovery-target-settings.html#RECOVERY-TARGET-TIME"
>recovery_target_time</A
>
and <A
HREF="recovery-target-settings.html#RECOVERY-TARGET-XID"
>recovery_target_xid</A
>, whichever one is
specified for this recovery. This indicates whether transactions
having exactly the target commit time or ID, respectively, will
be included in the recovery. Default is <TT
CLASS="LITERAL"
>true</TT
>.
</P
></DD
><DT
><A
NAME="RECOVERY-TARGET-TIMELINE"
></A
><TT
CLASS="VARNAME"
>recovery_target_timeline</TT
>
(<TT
CLASS="TYPE"
>string</TT
>)</DT
><DD
><P
> Specifies recovering into a particular timeline. The default is
to recover along the same timeline that was current when the
base backup was taken. You only need to set this parameter
in complex re-recovery situations, where you need to return to
a state that itself was reached after a point-in-time recovery.
See <A
HREF="continuous-archiving.html#BACKUP-TIMELINES"
>Section 24.3.4</A
> for discussion.
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