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48 check-ins related to "cf8f1552-commit-instr"
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2025-02-05
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| 17:52 | If SQLite is compiled with SQLITE_ENABLE_WAL_BIGHASH defined, use hash tables large enough to fit 128K, instead of 4K, entries in the *-shm file. (check-in: 581efc3462 user: dan tags: bedrock) | |
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2025-01-29
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| 15:11 | If SQLITE_ENABLE_WAL2NOCKSUM is defined, then SQLite calculates the frame checksums used in wal2 mode based on the previous checksum and the frame header only, not the frame body only. This risks corruption following a OS crash or power failure, but also speeds up writes in wal2 mode. (check-in: dc74bd8915 user: dan tags: bedrock) | |
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2025-01-10
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| 18:03 | Update log messages on this branch to say "v=22". Also add log message to slow calls to sqlite3_schema_copy(). (Leaf check-in: b0cd8dfcf9 user: dan tags: cf8f1552-commit-instr) | |
| 17:36 | Add the experimental sqlite3_schema_copy() API, for copying schemas between database handles. (check-in: 04ea435d24 user: dan tags: cf8f1552-commit-instr) | |
| 17:09 | Minor updates to schemacopy.test. (Closed-Leaf check-in: 1d544b535f user: dan tags: schema-copy) | |
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2025-01-06
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| 20:39 | Implemenation of experimental API sqlite3_schema_copy(), for copying a database schema between connections. More testing to come. (check-in: 65ede04d21 user: dan tags: schema-copy) | |
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2024-12-23
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| 11:31 | Up logs to "v=21". (check-in: dc3a24a784 user: dan tags: cf8f1552-commit-instr) | |
| 11:23 | Experimental: If SQLite is compiled with SQLITE_WAL_BIGHASH defined, use hash tables large enough to fit 128K, instead of 4K, entries in the *-shm file. (check-in: 6e800b7035 user: dan tags: cf8f1552-commit-instr) | |
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2024-12-20
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| 19:37 | When loading stat4 data, make a single large allocation for all Index.aSample[] arrays, instead of a separate allocation for each. (check-in: b40cd7395c user: dan tags: cf8f1552-commit-instr) | |
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2024-12-18
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| 20:23 | Experimental: If SQLite is compiled with SQLITE_WAL_BIGHASH defined, use hash tables large enough to fit 128K, instead of 4K, entries in the *-shm file. (Leaf check-in: 0cb853ea1d user: dan tags: bedrock-bighash) | |
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2024-12-14
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| 16:50 | Fix a problem with non-PASSIVE wal2 checkpoints sometimes taking the WRITER lock. (check-in: 11d7865a56 user: dan tags: wal2) | |
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2024-12-13
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| 18:13 | Avoid a memset() when loading stat4 data. Add instrumentation to the same code. (check-in: fa87355f62 user: dan tags: cf8f1552-commit-instr) | |
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2024-12-12
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| 20:39 | Increase the maximum number of arguments on an SQL function to 1000 with the capability to increase it further up to 32767 using a compile-time option. (check-in: 3c25c69c93 user: drh tags: cf8f1552-commit-instr) | |
| 19:20 | Add extra logging for alternative stat4 code. (check-in: 9dde0365cb user: dan tags: cf8f1552-commit-instr) | |
| 19:15 | Experimental code to load stat4 data using a single pass. (check-in: e0bcd30581 user: dan tags: cf8f1552-commit-instr) | |
| 15:11 | Increase the maximum number of arguments on an SQL function to 1000 with the capability to increase it further up to 32767 using a compile-time option. (check-in: e8d7d68ba0 user: drh tags: trunk) | |
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2024-12-11
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| 20:42 | When a writer initializes a new *-shm file hash table, zero only the hash-table slots, not the array of page numbers. (check-in: ac5401c62b user: dan tags: cf8f1552-commit-instr) | |
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2024-12-10
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| 14:56 | Fix a problem with the formatting of "slow schema" log messages. Also change logging version to v=17. (check-in: df4183ace9 user: dan tags: cf8f1552-commit-instr) | |
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2024-12-09
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| 21:26 | Fix a problem with non-PASSIVE wal2 checkpoints sometimes taking the WRITER lock. (check-in: 1a59cae3c3 user: dan tags: cf8f1552-commit-instr) | |
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2024-12-06
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| 17:52 | Update logging (now v=16) to more closely analyze all attempts to load the main db schema. (check-in: 65b753735b user: dan tags: cf8f1552-commit-instr) | |
| 09:36 | Guard the x64 assembler in wal.c with "ifdef __x86_64__". (check-in: 5fa1699e31 user: dan tags: cf8f1552-commit-instr) | |
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2024-12-05
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| 19:45 | Add logging to report on occasions when loading the ANALYZE data is slow. (check-in: 5f9f6764e9 user: dan tags: cf8f1552-commit-instr) | |
| 16:52 | Use an inline asm "ret stosp" instruction instead of a memset() when a writer is required to zero a hash table. (check-in: c10fa6af8b user: dan tags: cf8f1552-commit-instr) | |
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2024-12-04
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| 11:01 | Temporarily enable zeroing of wal2-mode hash tables within PASSIVE, as well as non-PASSIVE, checkpoints. (check-in: a97a2b0da1 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-28
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| 19:14 | Update logging version to "v=13". (check-in: 442167b86a user: dan tags: cf8f1552-commit-instr) | |
| 18:58 | In wal2 mode, attempt to zero old *-shm hash table pages within non-PASSIVE checkpoints. This saves writers from having to do it. (check-in: 40aafd4585 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-26
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| 17:30 | Avoid ever logging times for ROLLBACK commands. (check-in: bc7f7986ec user: dan tags: cf8f1552-commit-instr) | |
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2024-11-20
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| 20:26 | Logging enhancements. And mark logs v=12. (check-in: 853f9cf453 user: dan tags: cf8f1552-commit-instr) | |
| 18:49 | Experimental change to omit writing frame checksums to the wal file. (check-in: 4d37067270 user: dan tags: cf8f1552-commit-instr) | |
| 17:47 | Update logging version to "v=11". This should have been part of the previous commit. (check-in: e6663fab61 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-19
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| 17:32 | Extra logging for the freelist and hash table components of COMMITs of BEGIN CONCURRENT transactions. (check-in: 2ba41da8c4 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-13
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| 14:42 | Increase maximum length of sqlite3_log() messages to 700 bytes. Mark log messages as v=10. (check-in: 35aa893d45 user: dan tags: cf8f1552-commit-instr) | |
| 11:12 | Optimize deferred allocation of pages on this branch by avoiding BTALLOC_LE. (check-in: e0c0176793 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-11
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| 18:11 | Optimize deferred allocation of pages on this branch by avoiding BTALLOC_LE. (check-in: 0812161025 user: dan tags: begin-concurrent) | |
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2024-11-08
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| 17:09 | Even more detailed logging of slow COMMIT statements. (check-in: 3a45387a09 user: dan tags: cf8f1552-commit-instr) | |
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2024-11-01
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| 15:25 | Update log messages to say "v=8" instead of "v=7". (check-in: 492a0a8543 user: dan tags: cf8f1552-commit-instr) | |
| 15:20 | Still more logging, this time focused on the sqlite3WalFrames() function. (check-in: 52d332f0c7 user: dan tags: cf8f1552-commit-instr) | |
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2024-10-30
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| 18:24 | Add extra logging to analyze COMMIT commands. (check-in: 7dbb43bd30 user: dan tags: cf8f1552-commit-instr) | |
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2024-10-25
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| 18:37 | Update special logging messages on this branch to say "v=6" instead of "v=5". (check-in: af4e778bd3 user: dan tags: cf8f1552-commit-instr) | |
| 18:24 | Reduce the number of malloc()/free() calls that may occur when a BEGIN CONCURRENT transaction is committed. (check-in: fcd68bebf2 user: dan tags: cf8f1552-commit-instr) | |
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2024-10-23
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| 17:16 | Extra logging to debug slow commit statements. (check-in: 9cafae1fff user: dan tags: cf8f1552-commit-instr) | |
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2024-10-22
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| 16:26 | Add still more logging to determine why schema loads are so slow in some circumstances. (check-in: d02ec06e5b user: dan tags: cf8f1552-commit-instr) | |
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2024-10-21
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| 11:49 | Add extra logging to SQL statements used to load the database schema on this branch. This requires SQLITE_ENABLE_STMT_SCANSTATUS. (check-in: 08e1dea9c0 user: dan tags: cf8f1552-commit-instr) | |
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2024-10-10
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| 15:28 | Fix a typo in the previous commit. (check-in: 6deb4794f8 user: dan tags: cf8f1552-commit-instr) | |
| 14:31 | Add extra logging points to the code on this branch. (check-in: f29ff2f308 user: dan tags: cf8f1552-commit-instr) | |
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2024-10-08
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| 15:08 | Add logging to help analyze slow "PRAGMA cache_size = ?" statements. (check-in: cd6f585cad user: dan tags: cf8f1552-commit-instr) | |
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2024-10-07
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| 16:11 | Add logging to help analyze commit performance. (check-in: c5391f2cc9 user: dan tags: cf8f1552-commit-instr) | |
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2024-09-04
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| 16:54 | Update the bedrock branch to include all of the latest trunk enhancements. (check-in: cf8f155280 user: drh tags: bedrock) | |