diff options
Diffstat (limited to 'vendor/modernc.org/sqlite/doc.go')
| -rw-r--r-- | vendor/modernc.org/sqlite/doc.go | 59 |
1 files changed, 58 insertions, 1 deletions
diff --git a/vendor/modernc.org/sqlite/doc.go b/vendor/modernc.org/sqlite/doc.go index 04a7887a6..d572e1eb8 100644 --- a/vendor/modernc.org/sqlite/doc.go +++ b/vendor/modernc.org/sqlite/doc.go @@ -35,12 +35,69 @@ // // Builders // -// Builder results available at +// Builder results available at: // // https://modern-c.appspot.com/-/builder/?importpath=modernc.org%2fsqlite // +// Speedtest1 +// +// Numbers for the pure Go version were produced by +// +// ~/src/modernc.org/sqlite/speedtest1$ go build && ./speedtest1 +// +// Numbers for the pure C version were produced by +// +// ~/src/modernc.org/sqlite/testdata/sqlite-src-3410200/test$ gcc speedtest1.c ../../sqlite-amalgamation-3410200/sqlite3.c -lpthread -ldl && ./a.out +// +// The results are from Go version 1.20.4 and GCC version 10.2.1 on a +// Linux/amd64 machine, CPU: AMD Ryzen 9 3900X 12-Core Processor × 24, 128GB +// RAM. Shown are the best of 3 runs. +// +// Go C +// +// -- Speedtest1 for SQLite 3.41.2 2023-03-22 11:56:21 0d1fc92f94cb6b76bffe3ec34d69 -- Speedtest1 for SQLite 3.41.2 2023-03-22 11:56:21 0d1fc92f94cb6b76bffe3ec34d69 +// 100 - 50000 INSERTs into table with no index...................... 0.071s 100 - 50000 INSERTs into table with no index...................... 0.077s +// 110 - 50000 ordered INSERTS with one index/PK..................... 0.114s 110 - 50000 ordered INSERTS with one index/PK..................... 0.082s +// 120 - 50000 unordered INSERTS with one index/PK................... 0.137s 120 - 50000 unordered INSERTS with one index/PK................... 0.099s +// 130 - 25 SELECTS, numeric BETWEEN, unindexed...................... 0.083s 130 - 25 SELECTS, numeric BETWEEN, unindexed...................... 0.091s +// 140 - 10 SELECTS, LIKE, unindexed................................. 0.210s 140 - 10 SELECTS, LIKE, unindexed................................. 0.120s +// 142 - 10 SELECTS w/ORDER BY, unindexed............................ 0.276s 142 - 10 SELECTS w/ORDER BY, unindexed............................ 0.182s +// 145 - 10 SELECTS w/ORDER BY and LIMIT, unindexed.................. 0.183s 145 - 10 SELECTS w/ORDER BY and LIMIT, unindexed.................. 0.099s +// 150 - CREATE INDEX five times..................................... 0.172s 150 - CREATE INDEX five times..................................... 0.127s +// 160 - 10000 SELECTS, numeric BETWEEN, indexed..................... 0.080s 160 - 10000 SELECTS, numeric BETWEEN, indexed..................... 0.078s +// 161 - 10000 SELECTS, numeric BETWEEN, PK.......................... 0.080s 161 - 10000 SELECTS, numeric BETWEEN, PK.......................... 0.078s +// 170 - 10000 SELECTS, text BETWEEN, indexed........................ 0.187s 170 - 10000 SELECTS, text BETWEEN, indexed........................ 0.169s +// 180 - 50000 INSERTS with three indexes............................ 0.196s 180 - 50000 INSERTS with three indexes............................ 0.154s +// 190 - DELETE and REFILL one table................................. 0.200s 190 - DELETE and REFILL one table................................. 0.155s +// 200 - VACUUM...................................................... 0.180s 200 - VACUUM...................................................... 0.142s +// 210 - ALTER TABLE ADD COLUMN, and query........................... 0.004s 210 - ALTER TABLE ADD COLUMN, and query........................... 0.005s +// 230 - 10000 UPDATES, numeric BETWEEN, indexed..................... 0.093s 230 - 10000 UPDATES, numeric BETWEEN, indexed..................... 0.080s +// 240 - 50000 UPDATES of individual rows............................ 0.153s 240 - 50000 UPDATES of individual rows............................ 0.137s +// 250 - One big UPDATE of the whole 50000-row table................. 0.024s 250 - One big UPDATE of the whole 50000-row table................. 0.019s +// 260 - Query added column after filling............................ 0.004s 260 - Query added column after filling............................ 0.005s +// 270 - 10000 DELETEs, numeric BETWEEN, indexed..................... 0.278s 270 - 10000 DELETEs, numeric BETWEEN, indexed..................... 0.263s +// 280 - 50000 DELETEs of individual rows............................ 0.188s 280 - 50000 DELETEs of individual rows............................ 0.180s +// 290 - Refill two 50000-row tables using REPLACE................... 0.411s 290 - Refill two 50000-row tables using REPLACE................... 0.359s +// 300 - Refill a 50000-row table using (b&1)==(a&1)................. 0.175s 300 - Refill a 50000-row table using (b&1)==(a&1)................. 0.151s +// 310 - 10000 four-ways joins....................................... 0.427s 310 - 10000 four-ways joins....................................... 0.365s +// 320 - subquery in result set...................................... 0.440s 320 - subquery in result set...................................... 0.521s +// 400 - 70000 REPLACE ops on an IPK................................. 0.125s 400 - 70000 REPLACE ops on an IPK................................. 0.106s +// 410 - 70000 SELECTS on an IPK..................................... 0.081s 410 - 70000 SELECTS on an IPK..................................... 0.078s +// 500 - 70000 REPLACE on TEXT PK.................................... 0.174s 500 - 70000 REPLACE on TEXT PK.................................... 0.116s +// 510 - 70000 SELECTS on a TEXT PK.................................. 0.153s 510 - 70000 SELECTS on a TEXT PK.................................. 0.117s +// 520 - 70000 SELECT DISTINCT....................................... 0.083s 520 - 70000 SELECT DISTINCT....................................... 0.067s +// 980 - PRAGMA integrity_check...................................... 0.436s 980 - PRAGMA integrity_check...................................... 0.377s +// 990 - ANALYZE..................................................... 0.107s 990 - ANALYZE..................................................... 0.038s +// TOTAL....................................................... 5.525s TOTAL....................................................... 4.637s +// +// This particular test executes 16.1% faster in the C version. +// // Changelog // +// 2023-06-01 v1.23.0: +// +// Allow registering aggregate functions +// // 2023-04-22 v1.22.0: // // Support linux/s390x. |