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authorAlvaro Herrera <alvherre@alvh.no-ip.org>2019-12-11 18:03:35 -0300
committerAlvaro Herrera <alvherre@alvh.no-ip.org>2019-12-11 18:03:35 -0300
commitba79cb5dc841104cf4810b5c23af4f881079dbb5 (patch)
tree4a0d951c14b9b844047d8f6306e2cb24d7692c5a /doc/src
parent16114f2ea0c0aba75d10b622797d31bcd296fadd (diff)
downloadpostgresql-ba79cb5dc841104cf4810b5c23af4f881079dbb5.tar.gz
postgresql-ba79cb5dc841104cf4810b5c23af4f881079dbb5.zip
Emit parameter values during query bind/execute errors
This makes such log entries more useful, since the cause of the error can be dependent on the parameter values. Author: Alexey Bashtanov, Álvaro Herrera Discussion: https://postgr.es/m/0146a67b-a22a-0519-9082-bc29756b93a2@imap.cc Reviewed-by: Peter Eisentraut, Andres Freund, Tom Lane
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/config.sgml23
1 files changed, 23 insertions, 0 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 53ac14490a1..5d1c90282f9 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -6595,6 +6595,29 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
</listitem>
</varlistentry>
+ <varlistentry id="guc-log-parameters-on-error" xreflabel="log_parameters_on_error">
+ <term><varname>log_parameters_on_error</varname> (<type>boolean</type>)
+ <indexterm>
+ <primary><varname>log_parameters_on_error</varname> configuration parameter</primary>
+ </indexterm>
+ </term>
+ <listitem>
+ <para>
+ Controls whether bind parameters are logged when a statement is logged
+ as a result of <xref linkend="guc-log-min-error-statement"/>.
+ It adds some overhead, as postgres will compute and store textual
+ representations of parameter values in memory for all statements,
+ even if they eventually do not get logged.
+ This setting has no effect on statements logged due to
+ <xref linkend="guc-log-min-duration-statement"/> or
+ <xref linkend="guc-log-statement"/> settings, as they are always logged
+ with parameters.
+ The default is <literal>off</literal>.
+ Only superusers can change this setting.
+ </para>
+ </listitem>
+ </varlistentry>
+
<varlistentry id="guc-log-statement" xreflabel="log_statement">
<term><varname>log_statement</varname> (<type>enum</type>)
<indexterm>