mirror of
https://github.com/postgres/postgres.git
synced 2025-05-17 00:03:56 -04:00
doc: Fix typo
Author: Julien Rouhaud <julien.rouhaud@dalibo.com>
This commit is contained in:
parent
806dccee23
commit
f6da23f526
@ -501,8 +501,8 @@ EXPLAIN (ANALYZE, TIMING OFF) SELECT * FROM t WHERE a = 1;
|
|||||||
of this clause to be 1%. By comparing this estimate and the actual
|
of this clause to be 1%. By comparing this estimate and the actual
|
||||||
number of rows, we see that the estimate is very accurate
|
number of rows, we see that the estimate is very accurate
|
||||||
(in fact exact, as the table is very small). Changing the
|
(in fact exact, as the table is very small). Changing the
|
||||||
<literal>WHERE</> to use the <structfield>b</> column, an identical
|
<literal>WHERE</> condition to use the <structfield>b</> column, an
|
||||||
plan is generated. But observe what happens if we apply the same
|
identical plan is generated. But observe what happens if we apply the same
|
||||||
condition on both columns, combining them with <literal>AND</>:
|
condition on both columns, combining them with <literal>AND</>:
|
||||||
|
|
||||||
<programlisting>
|
<programlisting>
|
||||||
|
Loading…
x
Reference in New Issue
Block a user