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5 check-ins using file src/pager.c version bb524fe4
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2007-11-29
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| 18:36 | Add the optional (and experimental) mmap() memory allocator in the mem4.c module. (CVS 4581) (check-in: cfd683ac user: drh tags: trunk) | |
| 17:43 | When using an index to scan a database table, read column data from the index in preference to the table. This increases the likelihood that the table will not be required at all. (CVS 4580) (check-in: 061608c7 user: danielk1977 tags: trunk) | |
| 17:05 |
Optimisations for expressions of the form "<value> IN (SELECT <column> FROM | |
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2007-11-28
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| 22:36 | Add the {quote: StrAccum} object for accumulating strings. Revamp xprintf to use the new object. Rewrite the group_concat() function to use the new object. Productize and test the group_concat() function. (CVS 4578) (check-in: 221aee72 user: drh tags: trunk) | |
| 16:19 | Change the BTree so that it uses the Pagers temporary page space when reorganizing the rows on a page, rather than mallocing for space of its own. In this way, we avoid having to deal with a malloc failure deep down inside the page reorganizer. Ticket #2806 (CVS 4577) (check-in: 98960132 user: drh tags: trunk) | |