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Revert "psql \dX: list extended statistics objects"

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Reverts 891a1d0bca, because the new  psql command \dX only worked for
users users who can read pg_statistic_ext_data catalog, and most regular
users lack that privilege (the catalog may contain sensitive user data).

Reported-by: Noriyoshi Shinoda
Discussion: https://postgr.es/m/c027a541-5856-75a5-0868-341301e1624b%40nttcom.co.jp_1
This commit is contained in:
Tomas Vondra
2021-01-17 15:11:14 +01:00
parent e09155bd62
commit 1db0d173a2
8 changed files with 1 additions and 307 deletions
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22
doc/src/sgml/ref/psql-ref.sgml
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@ -1918,28 +1918,6 @@ testdb=>
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>\dX [ <link linkend="app-psql-patterns"><replaceable class="parameter">pattern</replaceable></link> ]</literal></term>
<listitem>
<para>
Lists extended statistics.
If <replaceable class="parameter">pattern</replaceable>
is specified, only those extended statistics whose names match the
pattern are listed.
If <literal>+</literal> is appended to the command name, each extended
statistics is listed with its size.
</para>
<para>
The column of the kind of extended stats (e.g. Ndistinct) shows some statuses.
"requested" means that it needs to collect statistics by <link
linkend="sql-analyze"><command>ANALYZE</command></link>.
"built" means <link linkend="sql-analyze"><command>ANALYZE</command></link> was
finished, and the planner can use it. NULL means that it doesn't exists.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>\dy[+] [ <link linkend="app-psql-patterns"><replaceable class="parameter">pattern</replaceable></link> ]</literal></term>