Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| SHA1: | 0a8b8c3b49501889c5d2c42381edc9dcf7d56520 |
|---|---|
| Date: | 2013-01-25 15:06:33 |
| User: | drh |
| Comment: | Correction to the description of the WAL file checksum computation. |
Tags And Properties
- branch=trunk inherited from [b2e03e]
- sym-trunk inherited from [b2e03e]
Context
|
2013-02-12
| ||
| 13:45 | [9b3d92] Updates to the temporary disk file document. (user: drh, tags: trunk) | |
|
2013-01-25
| ||
| 15:06 | [0a8b8c] Correction to the description of the WAL file checksum computation. (user: drh, tags: trunk) | |
|
2013-01-14
| ||
| 19:22 | [db6671] Add scripts allowing src4 to be used as the search engine for sqlite.org. (user: dan, tags: trunk) | |
Changes
Changes to pages/fileformat2.in.
1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 |
<ol>
<li><p>The salt-1 and salt-2 values in the frame-header match
salt values in the wal-header</p></li>
<li><p>The checksum values in the final 8 bytes of the frame-header
exactly match the checksum computed consecutively on the
WAL header and the first 8 bytes and the content of all frames
up to and including the current frame.</p></li></li>
</ol>)^
<tcl>hd_fragment walcksm {WAL checksum algorithm}</tcl>
<h3>4.2 Checksum Algorithm</h3>
<p>The checksum is computed by interpreting the input as
|
| > |
1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 |
<ol>
<li><p>The salt-1 and salt-2 values in the frame-header match
salt values in the wal-header</p></li>
<li><p>The checksum values in the final 8 bytes of the frame-header
exactly match the checksum computed consecutively on the
first 24 bytes of the WAL header and the first 8 bytes and
the content of all frames
up to and including the current frame.</p></li></li>
</ol>)^
<tcl>hd_fragment walcksm {WAL checksum algorithm}</tcl>
<h3>4.2 Checksum Algorithm</h3>
<p>The checksum is computed by interpreting the input as
|