doc: Fix typos
Author: Justin Pryzby <pryzby@telsasoft.com>
This commit is contained in:
parent
aba2184bed
commit
d5176fa1e3
@ -3431,7 +3431,7 @@ ALTER TABLE measurement ATTACH PARTITION measurement_y2008m02
|
|||||||
define any check constraints on this table, unless you intend them
|
define any check constraints on this table, unless you intend them
|
||||||
to be applied equally to all partitions. There is no point in
|
to be applied equally to all partitions. There is no point in
|
||||||
defining any indexes or unique constraints on it, either. For our
|
defining any indexes or unique constraints on it, either. For our
|
||||||
example, master table is the <structname>measurement</structname>
|
example, the master table is the <structname>measurement</structname>
|
||||||
table as originally defined.
|
table as originally defined.
|
||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
@ -3943,7 +3943,7 @@ EXPLAIN SELECT count(*) FROM measurement WHERE logdate >= DATE '2008-01-01';
|
|||||||
Constraint exclusion works in a very similar way to partition
|
Constraint exclusion works in a very similar way to partition
|
||||||
pruning, except that it uses each table's <literal>CHECK</literal>
|
pruning, except that it uses each table's <literal>CHECK</literal>
|
||||||
constraints — which gives it its name — whereas partition
|
constraints — which gives it its name — whereas partition
|
||||||
pruning uses the table's partition bounds, which exists only in the
|
pruning uses the table's partition bounds, which exist only in the
|
||||||
case of declarative partitioning. Another difference is that
|
case of declarative partitioning. Another difference is that
|
||||||
constraint exclusion is only applied at plan time; there is no attempt
|
constraint exclusion is only applied at plan time; there is no attempt
|
||||||
to remove partitions at execution time.
|
to remove partitions at execution time.
|
||||||
|
Loading…
x
Reference in New Issue
Block a user