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Overview
| Comment: | Fix a broken fragment specification in the fileformat page. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ea35f76f95b7110631f74847cb89542f |
| User & Date: | drh 2013-11-09 17:17:01.353 |
Context
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2013-11-09
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| 17:27 | Tweaks to WITHOUT ROWID documentation. (check-in: 478a586d67 user: drh tags: trunk) | |
| 17:17 | Fix a broken fragment specification in the fileformat page. (check-in: ea35f76f95 user: drh tags: trunk) | |
| 17:14 | Add the WITHOUT ROWID document. Enhance the file-format, CREATE TABLE, and AUTOINCREMENT documents to reflect changes due to WITHOUT ROWID. (check-in: ffe4c464ea user: drh tags: trunk) | |
Changes
Changes to pages/fileformat2.in.
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429 430 431 432 433 434 435 | <p>^The number of freelist pages is stored as a 4-byte big-endian integer in the database header at an offset of 36 from the beginning of the file. ^The database header also stores the page number of the first freelist trunk page as a 4-byte big-endian integer at an offset of 32 from the beginning of the file.</p> | | | 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 |
<p>^The number of freelist pages is stored as a 4-byte big-endian integer
in the database header at an offset of 36 from the beginning of the file.
^The database header also stores the page number of the first freelist trunk
page as a 4-byte big-endian integer at an offset of 32 from the beginning
of the file.</p>
<tcl>hd_fragment btree {B*-Trees}</tcl>
<h3>1.5 B-tree Pages</h3>
<p>The b-tree algorithm provides key/data storage with unique and
ordered keys on page-oriented storage devices.
For background information on b-trees, see
Knuth, <u>The Art Of Computer Programming</u>, Volume 3 "Sorting
and Searching", pages 471-479. Two kinds of b-trees are used by
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