diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 1f63dc6dbac..836b9254fbc 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -26101,15 +26101,15 @@ LOG: Grand total: 1651920 bytes in 201 blocks; 622360 free (88 chunks); 1029560 <row> <entry role="func_table_entry"><para role="func_signature"> <indexterm> - <primary>pg_dissect_walfile_name</primary> + <primary>pg_split_walfile_name</primary> </indexterm> - <function>pg_dissect_walfile_name</function> ( <parameter>file_name</parameter> <type>text</type> ) + <function>pg_split_walfile_name</function> ( <parameter>file_name</parameter> <type>text</type> ) <returnvalue>record</returnvalue> - ( <parameter>segno</parameter> <type>numeric</type>, + ( <parameter>segment_number</parameter> <type>numeric</type>, <parameter>timeline_id</parameter> <type>bigint</type> ) </para> <para> - Extracts the file sequence number and timeline ID from a WAL file + Extracts the sequence number and timeline ID from a WAL file name. </para></entry> </row> @@ -26172,13 +26172,13 @@ postgres=# SELECT * FROM pg_walfile_name_offset((pg_backup_stop()).lsn); </para> <para> - <function>pg_dissect_walfile_name</function> is useful to compute a + <function>pg_split_walfile_name</function> is useful to compute a <acronym>LSN</acronym> from a file offset and WAL file name, for example: <programlisting> postgres=# \set file_name '000000010000000100C000AB' postgres=# \set offset 256 -postgres=# SELECT '0/0'::pg_lsn + pd.segno * ps.setting::int + :offset AS lsn - FROM pg_dissect_walfile_name(:'file_name') pd, +postgres=# SELECT '0/0'::pg_lsn + pd.segment_number * ps.setting::int + :offset AS lsn + FROM pg_split_walfile_name(:'file_name') pd, pg_show_all_settings() ps WHERE ps.name = 'wal_segment_size'; lsn |