github
html_url | issue_url | id | node_id | user | created_at | updated_at | author_association | body | reactions | issue | performed_via_github_app |
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https://github.com/simonw/datasette/issues/1199#issuecomment-881932880 | https://api.github.com/repos/simonw/datasette/issues/1199 | 881932880 | IC_kwDOBm6k_c40kTpQ | 9599 | 2021-07-17T17:39:17Z | 2021-07-17T17:39:17Z | OWNER | I asked about optimizing performance on the SQLite forum and this came up as a suggestion: https://sqlite.org/forum/forumpost/9a6b9ae8e2048c8b?t=c I can start by trying this: PRAGMA mmap_size=268435456; | { "total_count": 0, "+1": 0, "-1": 0, "laugh": 0, "hooray": 0, "confused": 0, "heart": 0, "rocket": 0, "eyes": 0 } |
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https://github.com/simonw/datasette/issues/1199#issuecomment-766181628 | https://api.github.com/repos/simonw/datasette/issues/1199 | 766181628 | MDEyOklzc3VlQ29tbWVudDc2NjE4MTYyOA== | 9599 | 2021-01-23T21:25:18Z | 2021-01-23T21:25:18Z | OWNER | Comment thread here: https://news.ycombinator.com/item?id=25881911 - cperciva says: > There's an even better reason for databases to not write to memory mapped pages: Pages get synched out to disk at the kernel's leisure. This can be ok for a cache but it's definitely not what you want for a database! But... Datasette is often used in read-only mode, so that disadvantage often doesn't apply. | { "total_count": 0, "+1": 0, "-1": 0, "laugh": 0, "hooray": 0, "confused": 0, "heart": 0, "rocket": 0, "eyes": 0 } |
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