]> git.ipfire.org Git - thirdparty/sqlite.git/log
thirdparty/sqlite.git
2 years agoReduce the number of memory allocations when parsing JSON.
drh [Wed, 26 Jul 2023 23:22:32 +0000 (23:22 +0000)] 
Reduce the number of memory allocations when parsing JSON.

FossilOrigin-Name: 9edd67162113df57dae21d4683f9495611e2cf4717c6d12f5b7b8e44156d5fe3

2 years agoMinor changes to make coverage testing easier.
drh [Wed, 26 Jul 2023 21:53:09 +0000 (21:53 +0000)] 
Minor changes to make coverage testing easier.

FossilOrigin-Name: ec8b43382e5402e15d9f2dda3cf21ac8be8c1589ddbe6c9433c33eef0036f764

2 years agoChange a switch() case to default for coverage.
drh [Wed, 26 Jul 2023 19:22:43 +0000 (19:22 +0000)] 
Change a switch() case to default for coverage.

FossilOrigin-Name: 04f497074b9210326030f36107a43d6490a2a59c8a574e2c5429cd9bde681bf7

2 years agoMake sure jsonReplaceNode() always leaves the JsonParse in a consistent state even...
drh [Wed, 26 Jul 2023 19:11:47 +0000 (19:11 +0000)] 
Make sure jsonReplaceNode() always leaves the JsonParse in a consistent state even if an error is encountered.

FossilOrigin-Name: 01d52232dd6fbd253e77419a17df3df83d49434792d288ef96e14739a89cef3b

2 years agoAdd the ".scanstats vm" command to the shell tool. For profiling VM code in SQLITE_EN...
dan [Wed, 26 Jul 2023 17:51:05 +0000 (17:51 +0000)] 
Add the ".scanstats vm" command to the shell tool. For profiling VM code in SQLITE_ENABLE_STMT_SCANSTATUS builds.

FossilOrigin-Name: 0cbec3990d4101142bfb831f8e6527b73baabebbd30fa7f59275b217dbce6a8d

2 years agoImprove the output when ".scanstats vm" is enabled. scanstatus-exp
dan [Wed, 26 Jul 2023 16:41:23 +0000 (16:41 +0000)] 
Improve the output when ".scanstats vm" is enabled.

FossilOrigin-Name: 7df08fd35e9d4bc471aa9fbc4c81d2ebcfd2be6c4c38143342b3d9d727c9df22

2 years agoImproved caching and reuse of JSON parses.
drh [Wed, 26 Jul 2023 14:18:06 +0000 (14:18 +0000)] 
Improved caching and reuse of JSON parses.

FossilOrigin-Name: df099ad713011b67b09cb1e5f0fa2e6b45f9cee0ce9d3c118c5dbca3563d20a5

2 years agoChange the debugging "json_parse(X)" function so that it shows a more
drh [Wed, 26 Jul 2023 13:17:43 +0000 (13:17 +0000)] 
Change the debugging "json_parse(X)" function so that it shows a more
complete description of the JsonParse object on standard output and returns
the mimified JSON.  Former behavior was to return the text of a decode
of the aNode array.

FossilOrigin-Name: 1bf85d4e388714a88f8940dcdec353c3e0267456697eff6963d34637912aecc9

2 years agoMore comment improvements in json.c. Do not run jsonLookup() following
drh [Wed, 26 Jul 2023 11:53:14 +0000 (11:53 +0000)] 
More comment improvements in json.c.  Do not run jsonLookup() following
an OOM error.

FossilOrigin-Name: cd5fda8c2e354da7458b7c1a82ff18c5946f8dab16095bb0293bec57f6804f17

2 years agoImproved comments and other cleanup for the changes on this branch.
drh [Wed, 26 Jul 2023 11:43:39 +0000 (11:43 +0000)] 
Improved comments and other cleanup for the changes on this branch.

FossilOrigin-Name: bac953a80d1a541e7a12aef00c86c002133859237143ad670b39ea19799a8900

2 years agoRemove the batch SQL runner from the JS build's 'all' target, as it's long-since...
stephan [Wed, 26 Jul 2023 11:41:41 +0000 (11:41 +0000)] 
Remove the batch SQL runner from the JS build's 'all' target, as it's long-since unused and adds noticable build time. Add makefile comments about JSPI.

FossilOrigin-Name: b8f708e35d4fa027d12089ac7c5589c36da5f68b98cf9792bb11276bf233a860

2 years agoAdd SAHPoolUtil.getFileNames() method, and tests for it, per [forum:a3da1e34d8|forum...
stephan [Wed, 26 Jul 2023 11:11:39 +0000 (11:11 +0000)] 
Add SAHPoolUtil.getFileNames() method, and tests for it, per [forum:a3da1e34d8|forum feedback]. Add a test to demonstrate that two SAH pools can coexist so long as they have different names.

FossilOrigin-Name: 72dc3f8c3255186ec412412b685b0b51ddcd08240f2353ac742fc7da8c23568e

2 years agoFix jsonForceRCStr() to also add the NULL terminator.
drh [Wed, 26 Jul 2023 11:00:47 +0000 (11:00 +0000)] 
Fix jsonForceRCStr() to also add the NULL terminator.

FossilOrigin-Name: 134b01f37f8f741d7f7b7eda81384695d1cbe4c39751d87f08832d5c9afdcef2

2 years agoReformulate [907dfc4a7aa1] using awk instead of sed for better cross-platform portabi...
stephan [Wed, 26 Jul 2023 07:57:55 +0000 (07:57 +0000)] 
Reformulate [907dfc4a7aa1] using awk instead of sed for better cross-platform portability.

FossilOrigin-Name: 82ff7cc6a4b0331677be87bc069da414a56fd531bae402d0f0808b5d2b0d45da

2 years agoMerge the latest trunk fixes into the json-opt branch.
drh [Wed, 26 Jul 2023 01:15:34 +0000 (01:15 +0000)] 
Merge the latest trunk fixes into the json-opt branch.

FossilOrigin-Name: ef4e1664d159b98854d9aa580b0bb942f1726f32a190e2ea659c171131ddce9a

2 years agoAdd the concept of an RCStr string - a "Reference Counted String". Use
drh [Wed, 26 Jul 2023 01:12:08 +0000 (01:12 +0000)] 
Add the concept of an RCStr string - a "Reference Counted String".  Use
these to keep track of big JSON strings that might need to be used in
multiple places at the same time with different lifetimes.  Add two
different JSON string values to each parse - one with and one without
changes.  The net result is a large reduction in the number of parses
that occur when doing an UPDATE of a indexed JSON field using
json_replace() or similar.

FossilOrigin-Name: a4c1af616e672a0d4d04f2652e645617758231598fb7161b956883512303ae87

2 years agoExtend the enhancement to json_set() and json_replace(). Clean up cruft. json-opt-rcstr
drh [Wed, 26 Jul 2023 01:05:08 +0000 (01:05 +0000)] 
Extend the enhancement to json_set() and json_replace().  Clean up cruft.

FossilOrigin-Name: 2dbb22c75e86f2e3ced38ac14b4943570d5c2f86cd5e37e875bf0c863be28836

2 years agoAdd the JsonParse.zAlt field to old revised JSON text after a change.
drh [Wed, 26 Jul 2023 00:48:45 +0000 (00:48 +0000)] 
Add the JsonParse.zAlt field to old revised JSON text after a change.
Demonstrate that this elminates the need for reparsing after a change
by using it in the json_remove() function.  This is an incremental check-in
containing lots of cruft.

FossilOrigin-Name: f930b139d6db0ee799bc90397b225175103c4bf22923d1c9cbcd32509adc1738

2 years agoClarify ownership of the various objects involved in parsing JSON.
drh [Tue, 25 Jul 2023 20:26:47 +0000 (20:26 +0000)] 
Clarify ownership of the various objects involved in parsing JSON.

FossilOrigin-Name: afe02a398a16d51bd7482b6fbe2fbd15d9ac4fd9cdbc9d2bf81f38b3391fc567

2 years agoIncremental improvements to JSON parsing - trying to fold in the RCStr object.
drh [Tue, 25 Jul 2023 18:28:03 +0000 (18:28 +0000)] 
Incremental improvements to JSON parsing - trying to fold in the RCStr object.

FossilOrigin-Name: 4cb15d934a85ebc290fe6dd8cd3bd47b159561ca75d72bbffef30b9ea4623b09

2 years agoFix a harmless "set-but-not-used" compiler warning in sqlite3session.c.
dan [Tue, 25 Jul 2023 17:54:25 +0000 (17:54 +0000)] 
Fix a harmless "set-but-not-used" compiler warning in sqlite3session.c.

FossilOrigin-Name: 54b3c43fdfdaca6b129a5f0ee93c34eb001663775d33c087066650f5e164d1c1

2 years agoFix a minor problem with error reporting in JSON.
drh [Tue, 25 Jul 2023 15:43:01 +0000 (15:43 +0000)] 
Fix a minor problem with error reporting in JSON.

FossilOrigin-Name: c456e4a8999066cd96246327101b3cca78294511a71a2ac07939bb702bfcb5f4

2 years agoCreate the new RCStr class of strings and try to use them for JSON storage.
drh [Tue, 25 Jul 2023 15:08:18 +0000 (15:08 +0000)] 
Create the new RCStr class of strings and try to use them for JSON storage.

FossilOrigin-Name: c1b8725089bb3d006ec69add28f4fcb3f4e79412c7f438b5b1067c2227e77b9c

2 years agoReformulate a (sed -i) construct in ext/wasm/GNUmakefile to account for Mac's sed...
stephan [Tue, 25 Jul 2023 12:26:05 +0000 (12:26 +0000)] 
Reformulate a (sed -i) construct in ext/wasm/GNUmakefile to account for Mac's sed -i being different than GNU's.

FossilOrigin-Name: 907dfc4a7aa129cdcedeb3ba2d75e1b68a8f22c2545ee1c8cf7d705041644e5c

2 years agoIt is an error to try to insert a BLOB value into JSON.
drh [Mon, 24 Jul 2023 23:27:05 +0000 (23:27 +0000)] 
It is an error to try to insert a BLOB value into JSON.

FossilOrigin-Name: 28c6e964b1e2257527df02b352f02e135f7c4b764b8b41eda6461f9538f5d042

2 years agoClean up some #defines in json.
drh [Mon, 24 Jul 2023 22:45:59 +0000 (22:45 +0000)] 
Clean up some #defines in json.

FossilOrigin-Name: 327fff501e36f75d4901c520123c5ca45e0e0da1d9cc8fa8fa877ceb68c686d2

2 years agoRework the JSON parse structure to facilitate better caching. Passes all
drh [Mon, 24 Jul 2023 22:34:26 +0000 (22:34 +0000)] 
Rework the JSON parse structure to facilitate better caching.  Passes all
tests.

FossilOrigin-Name: ecdcb1ded76e9a0591bf7a2009679f49fc3aa639d3cc12406c6d29243ed8e1c5

2 years agoIncremental progress toward improved caching of parsed JSON.
drh [Mon, 24 Jul 2023 17:59:25 +0000 (17:59 +0000)] 
Incremental progress toward improved caching of parsed JSON.

FossilOrigin-Name: f2c063884685a79d5a787590447c292f51e898a98c9508159c788f505227ba85

2 years agoResolve an ES6 module export construct which is incompatible with node.js, as reporte...
stephan [Mon, 24 Jul 2023 15:41:58 +0000 (15:41 +0000)] 
Resolve an ES6 module export construct which is incompatible with node.js, as reported in [forum:b9680fa9ad|forum post b9680fa9ad].

FossilOrigin-Name: 80927c3913561dddf75cf73be871d93ae06b16f83e8cc36fc360765014209615

2 years agoMerge the latest trunk enhancements into the json-opt branch.
drh [Mon, 24 Jul 2023 12:37:23 +0000 (12:37 +0000)] 
Merge the latest trunk enhancements into the json-opt branch.

FossilOrigin-Name: 00bfc4918be49ac74a3e7851c88ab7ec226e6a37853f8ad4c77f758751960456

2 years agoWhen writing the filename header in a opfs-sahpool file, ensure that all remaining...
stephan [Sun, 23 Jul 2023 22:14:41 +0000 (22:14 +0000)] 
When writing the filename header in a opfs-sahpool file, ensure that all remaining bytes in that part of the header are zeroed out to avoid the downstream problems reported in [forum:d50ec48a293988a5|forum post d50ec48a293988a5].

FossilOrigin-Name: c1b080e39397c983c13a5e79303223827de7b4946c18a79396851ec1814782f3

2 years agoAdd the opfs-sahpool sqlite3_vfs implementation to JS, offering an alternative to...
stephan [Sat, 22 Jul 2023 19:57:42 +0000 (19:57 +0000)] 
Add the opfs-sahpool sqlite3_vfs implementation to JS, offering an alternative to the other OPFS VFS (with tradeoffs).

FossilOrigin-Name: d2e602cda44bf35e76167143262b4f91826d25780d0e095e680a31d5dedb2018

2 years agoDo not read past the end of a text buffer looking for a zero terminator, as
drh [Sat, 22 Jul 2023 16:37:28 +0000 (16:37 +0000)] 
Do not read past the end of a text buffer looking for a zero terminator, as
that space might not be initialized.  If the buffer is owned, just set the
null terminator.  This is a better fix for the OSSFuzz-detected
use-of-initialized-value problem.

FossilOrigin-Name: 931bccb0cc290b8bf3027641e7a7fac30e3244d7dc84aa9e38b24b7e9544ca06

2 years agoFix a harmless use-of-initialized-value warning from OSSFuzz that results
drh [Sat, 22 Jul 2023 15:21:41 +0000 (15:21 +0000)] 
Fix a harmless use-of-initialized-value warning from OSSFuzz that results
from recent large string optmizations.

FossilOrigin-Name: 1a6b3dd1c40277a0d0f0bb562ddc4868aadd632fc2d29be1b17bb33fc22c46c8

2 years agoPerformance enhancements for queries using very large string values.
drh [Fri, 21 Jul 2023 22:28:34 +0000 (22:28 +0000)] 
Performance enhancements for queries using very large string values.

FossilOrigin-Name: 3661b9cd98565ea23b0cafd030668f09885dcbd54eb12b7b3cd85c289aef4c3c

2 years agoMark an unreachable branch as NEVER(). big-function-text
drh [Fri, 21 Jul 2023 22:22:13 +0000 (22:22 +0000)] 
Mark an unreachable branch as NEVER().

FossilOrigin-Name: 414a4d660c3b505640227066b468db1268fcb1bd3fad931644a769617c6c00cd

2 years agoFix harmless compiler warning introduced by the previous check-in.
drh [Fri, 21 Jul 2023 19:17:26 +0000 (19:17 +0000)] 
Fix harmless compiler warning introduced by the previous check-in.

FossilOrigin-Name: 06f829e9e57c5aa495f519ad7bb379be611e8e21ef60d36e63d055e45f7a6117

2 years agoAvoid a potentially large strlen() in sqlite3DecOrHexToI64().
drh [Fri, 21 Jul 2023 18:38:59 +0000 (18:38 +0000)] 
Avoid a potentially large strlen() in sqlite3DecOrHexToI64().

FossilOrigin-Name: 5413b02bb629b9cbb76f7e688e94ebcf24276c01436d3feb73ff57c036e1d2aa

2 years agoFurther improvements to large string handling in relation to JSON.
drh [Fri, 21 Jul 2023 18:09:07 +0000 (18:09 +0000)] 
Further improvements to large string handling in relation to JSON.

FossilOrigin-Name: 1e5df0aa3dae5cadbf1d07c718ae2a5212543300b68e49d35e8c96855a7f619c

2 years agoFix harmless compiler warning about signed/unsigned comparison.
drh [Fri, 21 Jul 2023 15:07:56 +0000 (15:07 +0000)] 
Fix harmless compiler warning about signed/unsigned comparison.

FossilOrigin-Name: 75cc3c89ee2dcfefa9421ce60bee77e85d2895918e8c5cfd05c434f8932a99b5

2 years agoMultiple optimizations that try to preserve or infer the zero-terminated
drh [Fri, 21 Jul 2023 15:01:53 +0000 (15:01 +0000)] 
Multiple optimizations that try to preserve or infer the zero-terminated
property of TEXT values.  Avoid unnecessary copying of text values destined
to become function parameters.  All changes help improve performance of
doing UPDATEs on large JSON values that are indexed multiple ways.

FossilOrigin-Name: d0278cdedfa04fb0b61838ab9622be8a2c462f58d5c3ebc4c5f802a727d0974e

2 years agoMore infrastructure changes towards improving JSON cache performance.
drh [Fri, 21 Jul 2023 11:09:53 +0000 (11:09 +0000)] 
More infrastructure changes towards improving JSON cache performance.
Incremental check-in.

FossilOrigin-Name: 1955e66cfc4614df97b8d68b0e662f309513d62dc8aeec71af5a54e66b79c707

2 years agoMinor internal cleanups in the opfs-sahpool VFS. opfs-sahpool
stephan [Fri, 21 Jul 2023 10:51:35 +0000 (10:51 +0000)] 
Minor internal cleanups in the opfs-sahpool VFS.

FossilOrigin-Name: 74ad31e2908af8225b7aa527dbcd1877423d58163e365317a78453b31e322ea3

2 years agoInternal cleanups in the async part of the JS library bootstrap phase.
stephan [Fri, 21 Jul 2023 09:10:42 +0000 (09:10 +0000)] 
Internal cleanups in the async part of the JS library bootstrap phase.

FossilOrigin-Name: b6d57ab63793241a500ea527c5b3216c54b3ff1972d3adbbf42a9a53bfec0aa1

2 years agoMinor internal cleanups in JS code.
stephan [Thu, 20 Jul 2023 23:25:32 +0000 (23:25 +0000)] 
Minor internal cleanups in JS code.

FossilOrigin-Name: 21a2ca9fc46bf746874579897872e2a45cb07f278abb670dd22b122f7d6a9a6c

2 years agoExperimental framework upon which to build a better JSON parse structure that
drh [Thu, 20 Jul 2023 17:45:09 +0000 (17:45 +0000)] 
Experimental framework upon which to build a better JSON parse structure that
supports cached of modified JSON.  All of these changes are tentative and
subject to change or removal.  Incremental check-in.

FossilOrigin-Name: e384163a4763c10b5838cbf28f9c4d8ea799bbbed6e890e8aa91b2bd1458646d

2 years agoFilter the OPFS VFSes out of the sqlite3-node.mjs build. Add another level of subdire...
stephan [Thu, 20 Jul 2023 09:06:42 +0000 (09:06 +0000)] 
Filter the OPFS VFSes out of the sqlite3-node.mjs build. Add another level of subdirectory to the sahpool to later enable transparent support of client-provided files under the VFS's root dir. Rework the awkward sahpool-via-oo1 mapping.

FossilOrigin-Name: 080a4d0aba30d8f3802b49be4a113205f069b3bdea8cebf525d654055642ff62

2 years agoPerformance enhancements to the JSON parser and code generator.
drh [Wed, 19 Jul 2023 23:02:45 +0000 (23:02 +0000)] 
Performance enhancements to the JSON parser and code generator.

FossilOrigin-Name: 0a745897d66e9f36ea6e787fad54f0c413d52c226dc96fad36ccd33a0aa1930e

2 years agoRevise the new JSON parser performance test to make the test run 25 times
drh [Wed, 19 Jul 2023 20:23:34 +0000 (20:23 +0000)] 
Revise the new JSON parser performance test to make the test run 25 times
longer, and thus provide a more repeatable number.

FossilOrigin-Name: bee9e403ae47103938aabb9a7a7e120dfa741b464875965e58788a51fa56a8fe

2 years agoDescribe JSON parser performance testing procedure in test/json/README.md
drh [Wed, 19 Jul 2023 19:23:30 +0000 (19:23 +0000)] 
Describe JSON parser performance testing procedure in test/json/README.md

FossilOrigin-Name: c47056e158073ee746c233dd2729cf224ea9e38821b15aa71ebf97607e602281

2 years agoMore internal refactoring and docs for opfs-sahpool.
stephan [Wed, 19 Jul 2023 17:47:02 +0000 (17:47 +0000)] 
More internal refactoring and docs for opfs-sahpool.

FossilOrigin-Name: 64ccf6177a019eab46fb3345ad1e8ba80eaf2c9da55767031f9f04ccd16afb4d

2 years agoUpdate the development-over-ssh docs for the wasm build.
stephan [Wed, 19 Jul 2023 17:46:28 +0000 (17:46 +0000)] 
Update the development-over-ssh docs for the wasm build.

FossilOrigin-Name: 500109bd0a4c134b91c37f397ff1ee828e09c17f7ecd153f975ede748caee7bb

2 years agoFurther improvement to JSON parser performance.
drh [Wed, 19 Jul 2023 17:24:36 +0000 (17:24 +0000)] 
Further improvement to JSON parser performance.

FossilOrigin-Name: 144c8ccf6e5bb2527dd98742f0d67e0a16c627e7c67f754ce8ed4c4fb5b8d8b6

2 years agoFurther performance enhancements to JSON parsing and rendering. Total
drh [Wed, 19 Jul 2023 15:06:29 +0000 (15:06 +0000)] 
Further performance enhancements to JSON parsing and rendering.  Total
performance gain for large JSONs so far on this branch is about 11%.

FossilOrigin-Name: adb4d6b007cbe9d7c9670f5fc196443ebe0f3a89df1f3290ba6247fcf83fe5bd

2 years agoPerformance optimization for parsing large JSONs that contain lots of text.
drh [Wed, 19 Jul 2023 13:50:31 +0000 (13:50 +0000)] 
Performance optimization for parsing large JSONs that contain lots of text.

FossilOrigin-Name: c9fbe0185cd5d64950724b00cd0bfb3a7939a985040465a0f35f445acb6e94a6

2 years agoMajor restructuring of opfs-sahpool to improve maintainability and hopefully make...
stephan [Wed, 19 Jul 2023 13:31:29 +0000 (13:31 +0000)] 
Major restructuring of opfs-sahpool to improve maintainability and hopefully make it easier to reuse these pieces in the upcoming JSPI-based VFS experiment.

FossilOrigin-Name: 534481cd0c2e6f62dd0a82f25d4b78fdcc671eb70d6966693c98212a6420891c

2 years agoAppearance and legibility improvements for tester1.js.
stephan [Wed, 19 Jul 2023 11:33:52 +0000 (11:33 +0000)] 
Appearance and legibility improvements for tester1.js.

FossilOrigin-Name: 4fd3ed1b6405f690825c9993e56b199d4a7fb497cf9131815c803150b8b96528

2 years agoTwo minor improvements to sum(), one of which was inspired by
drh [Wed, 19 Jul 2023 09:52:10 +0000 (09:52 +0000)] 
Two minor improvements to sum(), one of which was inspired by
[forum:/forumpost/af5be98dbc|forum post af5be98dbc].

FossilOrigin-Name: a0d3e7571aded8d1e03908059d2d5aa5d62ec49bff099cb38f6f35df5e4b18b5

2 years agoInternal refactoring in opfs-sahpool. Move OPFS tests to the end of tester1.c-cpp.js.
stephan [Wed, 19 Jul 2023 08:18:25 +0000 (08:18 +0000)] 
Internal refactoring in opfs-sahpool. Move OPFS tests to the end of tester1.c-cpp.js.

FossilOrigin-Name: 6bd5a7413dd830ca41b587a2826fb599a2196fb0186646a2333500f950b3cf4d

2 years agoDo not use the [/info/609fbb94b8f01d67|viewscan optimization] on a query
drh [Tue, 18 Jul 2023 21:06:19 +0000 (21:06 +0000)] 
Do not use the [/info/609fbb94b8f01d67|viewscan optimization] on a query
that has only a single loop, as the cost adjustments can cause problems
for outer queries.  Proposed fix for the performance regression reported by
[forum:/forumpost/64d36440e473516c|forum post 64d36440e473516c].

FossilOrigin-Name: 76152ad2ffe56034f2fd93d9a1ce9358e1677a7e9cd3dcd9f3a34a5c956a463e

2 years agoImproved ".wheretrace" for the VIEWSCAN optimization.
drh [Tue, 18 Jul 2023 20:41:09 +0000 (20:41 +0000)] 
Improved ".wheretrace" for the VIEWSCAN optimization.

FossilOrigin-Name: 27057ea76b5f72c73fb6f16094736685019643c665b49fd0bb8d60a812ce2338

2 years agoMore opfs-sahpool tests.
stephan [Tue, 18 Jul 2023 19:47:19 +0000 (19:47 +0000)] 
More opfs-sahpool tests.

FossilOrigin-Name: 60713fa9c4627ef17e0b8778eee37913d2b930c5a06414721a00af30e1395090

2 years agoFix a shadowed var in opfs-sahpool and add more tests.
stephan [Tue, 18 Jul 2023 19:27:11 +0000 (19:27 +0000)] 
Fix a shadowed var in opfs-sahpool and add more tests.

FossilOrigin-Name: 9c8a73aff0f291e0c18072372e0d8961d3a05910489598d0d342227d99871954

2 years agoFurther refactoring of opfs-sahpool and start integrating it into tester1.c-pp.js.
stephan [Tue, 18 Jul 2023 18:52:41 +0000 (18:52 +0000)] 
Further refactoring of opfs-sahpool and start integrating it into tester1.c-pp.js.

FossilOrigin-Name: 91c789234963b660ae900f0738906b28a477993709e286d8125b2f4d6101601c

2 years agoFix memory leak in fts5 introduced by [def41225].
dan [Tue, 18 Jul 2023 16:29:34 +0000 (16:29 +0000)] 
Fix memory leak in fts5 introduced by [def41225].

FossilOrigin-Name: 4dcad2db743fdb9ef72871ca5a4d1384f76cb697161b0f5110e2670a83a18e8a

2 years agoMajor restructuring of the opfs-sahpool bits to better support multiple instances...
stephan [Tue, 18 Jul 2023 16:24:51 +0000 (16:24 +0000)] 
Major restructuring of the opfs-sahpool bits to better support multiple instances per app (each sandboxed from each other). Eliminate the pesky promise resolution race condition when two such instances are loaded in parallel.

FossilOrigin-Name: 95e5fa498f71708caeb3394636c4853530a8b2d54406e503f32750732d6815d5

2 years agoFix a buffer overrun in fts5 that could occur in 'secure-delete' mode when dealing...
dan [Tue, 18 Jul 2023 13:55:19 +0000 (13:55 +0000)] 
Fix a buffer overrun in fts5 that could occur in 'secure-delete' mode when dealing with corrupt database records.

FossilOrigin-Name: def41225b2f10b0294ab506f28bc87873688d4030f7056839298ff18e058ece5

2 years agoRefactor opfs-sahpool to support multiple instances, each with a separate VFS name...
stephan [Tue, 18 Jul 2023 12:09:16 +0000 (12:09 +0000)] 
Refactor opfs-sahpool to support multiple instances, each with a separate VFS name and directory.

FossilOrigin-Name: d036eaf6ac60c576428db40f015733c5d5425f7d613194fd8d9d4d98659077c4

2 years agoAnother -DSQLITE_TEMP_STORE=3 to 2 change for the wasm build.
stephan [Mon, 17 Jul 2023 07:43:04 +0000 (07:43 +0000)] 
Another -DSQLITE_TEMP_STORE=3 to 2 change for the wasm build.

FossilOrigin-Name: 5ad8f9987c11b5db67edd69a3471ff388140d6268d5d3f5a05dec6bb6d92ac05

2 years agosahpool vfs: rename defaultCapacity to initialCapacity, per feedback.
stephan [Mon, 17 Jul 2023 07:14:12 +0000 (07:14 +0000)] 
sahpool vfs: rename defaultCapacity to initialCapacity, per feedback.

FossilOrigin-Name: 2c9c95d087c7db2a975ffae15af5ade621411c493145b889f0c9157a55c4952a

2 years agoChange wasm build's -DSQLITE_TEMP_STORE=3 to -DSQLITE_TEMP_STORE=2, primarily so...
stephan [Mon, 17 Jul 2023 07:13:44 +0000 (07:13 +0000)] 
Change wasm build's -DSQLITE_TEMP_STORE=3 to -DSQLITE_TEMP_STORE=2, primarily so that clients can optionally shift temp files from memory to OPFS storage.

FossilOrigin-Name: 764430e804332b8f7b2f63a3c0c8acf8f6cc92534858d89de2d310938c1c0d27

2 years agoRemove an extraneous JS script import.
stephan [Sun, 16 Jul 2023 21:07:01 +0000 (21:07 +0000)] 
Remove an extraneous JS script import.

FossilOrigin-Name: 5a205b25912f3feea594a2161a4b8f3955bd29163b39cb0e621b3abdb81fc24d

2 years agoAdd sqlite3-vfs-opfs-sahpool.js to ext/wasm/api/README.md.
stephan [Sun, 16 Jul 2023 20:42:19 +0000 (20:42 +0000)] 
Add sqlite3-vfs-opfs-sahpool.js to ext/wasm/api/README.md.

FossilOrigin-Name: 58d05201042804c682a417495f13ab47a535e353da6cc307f9d726a289e71ca2

2 years agoMinor doc tweaks.
stephan [Sun, 16 Jul 2023 20:20:03 +0000 (20:20 +0000)] 
Minor doc tweaks.

FossilOrigin-Name: 0cb0d7a9e73e48406f146ebebf211311fd0a0b14b285f0af9e2b645c3d2f172a

2 years agoCorrect a missing assignment. Minor doc additions.
stephan [Sun, 16 Jul 2023 19:29:50 +0000 (19:29 +0000)] 
Correct a missing assignment. Minor doc additions.

FossilOrigin-Name: 1c4957d0ef23ff14d4f7bfb33a809dd92712ee9faf77b6052f823eb55de15cf6

2 years agoDoc tweaks only, no code changes.
stephan [Sun, 16 Jul 2023 19:20:45 +0000 (19:20 +0000)] 
Doc tweaks only, no code changes.

FossilOrigin-Name: 044c28dffd45f7c4484686995edd4a1b92151450743968e7d0f662b5c850aa6b

2 years agoAdd a way to remove the opfs-sahpool's persistent state from OPFS or unlink() an...
stephan [Sun, 16 Jul 2023 17:51:43 +0000 (17:51 +0000)] 
Add a way to remove the opfs-sahpool's persistent state from OPFS or unlink() an individual file. Doc cleanups.

FossilOrigin-Name: 80982daac3c098033dbc249bb7a17ef84ae218d2d789f8644e7f4af18b553d24

2 years agoMove SAH pool configuration options from the library-level config to a config passed...
stephan [Sun, 16 Jul 2023 16:52:09 +0000 (16:52 +0000)] 
Move SAH pool configuration options from the library-level config to a config passed to the VFS install routine. Extend and document the PoolUtil object.

FossilOrigin-Name: d2ed99556fa1f40994c1c6bd90d1d5733bebc824b1ebfabe978fae9e18948437

2 years agospeedtest1.js: only install opfs-sahpool if it's provided via --vfs flag, to avoid...
stephan [Sun, 16 Jul 2023 14:07:59 +0000 (14:07 +0000)] 
speedtest1.js: only install opfs-sahpool if it's provided via --vfs flag, to avoid locking errors in concurrent speedtest1 tabs with other VFSes. Add opfs-sahpool reserveMinimumCapacity().

FossilOrigin-Name: aa94c8abfbdfc4c7b36554c4b3ea90a5065e7e3f4294c64c8cbf688b4688300d

2 years agoDuring "opfs" VFS init, check for URL param opfs-disable and, if set, do not install...
stephan [Sun, 16 Jul 2023 12:02:37 +0000 (12:02 +0000)] 
During "opfs" VFS init, check for URL param opfs-disable and, if set, do not install the VFS. Added per forum suggestion to provide a way to help rule out misinteraction between the "opfs" and "opfs-sahpool" VFSes.

FossilOrigin-Name: 29905b7a75b73e32125bf9116033cae7235a135b668a3b783a3d8dcb0bc80374

2 years agoMicro-optimizations in opfs-sahpool.
stephan [Sun, 16 Jul 2023 11:49:18 +0000 (11:49 +0000)] 
Micro-optimizations in opfs-sahpool.

FossilOrigin-Name: 52f23db948ae9694df69c00177b85cb569e9b211350a4a2dbf249e7cd8de700c

2 years agoRedefine what the opfs-sahpool installation promise resolves to. Fix addCapacity...
stephan [Sun, 16 Jul 2023 10:02:41 +0000 (10:02 +0000)] 
Redefine what the opfs-sahpool installation promise resolves to. Fix addCapacity(). Add utility methods to import/export files.

FossilOrigin-Name: 809c6f4de3653ad7a7751af45a7a0d6cb20c3ee3be80c69833c729242227d970

2 years agoMinor cleanups in the opfs-sahpool VFS.
stephan [Sat, 15 Jul 2023 21:08:48 +0000 (21:08 +0000)] 
Minor cleanups in the opfs-sahpool VFS.

FossilOrigin-Name: 279e09070918dab7b60c39179ebb7eb931ca6bd4e589b414f436740499a2f910

2 years agoCorrect opfs-sahpool VFS after the pebkac involving the previous speedtest1 runs...
stephan [Sat, 15 Jul 2023 19:08:58 +0000 (19:08 +0000)] 
Correct opfs-sahpool VFS after the pebkac involving the previous speedtest1 runs. Make that VFS explicitly opt-in to avoid certain unfortunate locking situations.

FossilOrigin-Name: 41bf1fe31f2f3d0daa2bac25dc57262a4b90f22fed6fa97e4e92467c32ae02dc

2 years agospeedtest1 JS: only add --memdb flag by default if no --vfs is provided.
stephan [Sat, 15 Jul 2023 16:30:46 +0000 (16:30 +0000)] 
speedtest1 JS: only add --memdb flag by default if no --vfs is provided.

FossilOrigin-Name: 676ffe6280c1ce787b04d0cdb4a0664229c6125c601af4b18d1bfa125aac3675

2 years agoRename opfs-sahpool removeCapacity() to reduceCapacity().
stephan [Sat, 15 Jul 2023 11:37:34 +0000 (11:37 +0000)] 
Rename opfs-sahpool removeCapacity() to reduceCapacity().

FossilOrigin-Name: fff68e9f25a57045e9d636b02ffa073cf1b984b2587d4fce10f6e35c9988469c

2 years agoopfs-sahpool VFS now seems to work, in that it runs fine (and blazingly fast) in...
stephan [Sat, 15 Jul 2023 11:23:57 +0000 (11:23 +0000)] 
opfs-sahpool VFS now seems to work, in that it runs fine (and blazingly fast) in speedtest1. Add sqlite3.config options for the high-level configurable parts of opfs-sahpool.

FossilOrigin-Name: 5d92d5f4d8ac4cfa37ba473e5cc861628b783bbf1ae4d138bcae8b9d6cc6e798

2 years agoMore work on porting the sahpool bits. Revert to random backing-store names because...
stephan [Sat, 15 Jul 2023 01:02:38 +0000 (01:02 +0000)] 
More work on porting the sahpool bits. Revert to random backing-store names because it works better with the capacity-reduction algorithm.

FossilOrigin-Name: b4e005fd38b06b8d2f2317b955b93807e80a6a18db5f06d7747978d3bfa11411

2 years agoSwitch opfs-sahpool to use deterministic backing-store file names. Delay VFS registra...
stephan [Fri, 14 Jul 2023 23:02:58 +0000 (23:02 +0000)] 
Switch opfs-sahpool to use deterministic backing-store file names. Delay VFS registration until after the pool's files are all opened. Fail vfs init if the client's OPFS API has an async FileSystemSyncAccessHandle.close() method (indicating that it's outdated).

FossilOrigin-Name: 7c6697ededee9a64962ac6fd78934c6d6e39258b9558a03c1a6c02bf3be1759e

2 years agoIntegrate the opfs-sahpool VFS into the JS build and get it loading (but it's still...
stephan [Fri, 14 Jul 2023 21:48:45 +0000 (21:48 +0000)] 
Integrate the opfs-sahpool VFS into the JS build and get it loading (but it's still far from functional).

FossilOrigin-Name: ef96e6b586825a2b3ed011174309cba8ce1031876c86dc59ed87ab9bbc64f57f

2 years agoInitial sketches for an alternate OPFS VFS which uses a pool of pre-opened SyncAccess...
stephan [Fri, 14 Jul 2023 21:17:29 +0000 (21:17 +0000)] 
Initial sketches for an alternate OPFS VFS which uses a pool of pre-opened SyncAccessHandles to bypass the need for a dedicated I/O worker and the COOP/COEP HTTP response headers. Currently completely non-functional.

FossilOrigin-Name: a93de9f2a553a3a4edd1b361dd6f465a1b0b5b51f7bb8ede432067aedcfefda4

2 years agoMinor internal cleanups in the OPFS VFS.
stephan [Fri, 14 Jul 2023 21:06:00 +0000 (21:06 +0000)] 
Minor internal cleanups in the OPFS VFS.

FossilOrigin-Name: 984d491eb3fe06f714bf07d6873321f3992a072812b46508e599bfefd39dff3e

2 years agoMinor wasm build cleanups.
stephan [Fri, 14 Jul 2023 12:21:05 +0000 (12:21 +0000)] 
Minor wasm build cleanups.

FossilOrigin-Name: 816b503f093c4e6d92d0eb2f9fbd841acd01cc9bc89ee58d961b56c64f71406a

2 years agoReintroduce WASMFS+OPFS support, albeit as a separate (less portable) WASM build.
stephan [Thu, 13 Jul 2023 18:35:48 +0000 (18:35 +0000)] 
Reintroduce WASMFS+OPFS support, albeit as a separate (less portable) WASM build.

FossilOrigin-Name: 7e4c594e9591101f6b727212c99f561498444e86d3d059e5864a717c614f903a

2 years agoMinor cleanups related to reintroducing wasmfs support. wasmfs-2023
stephan [Thu, 13 Jul 2023 18:13:52 +0000 (18:13 +0000)] 
Minor cleanups related to reintroducing wasmfs support.

FossilOrigin-Name: 6918a927b5ecd1df5916b70d52d8d5ce289869c3f323e577b7dfc7c939084400

2 years agoMore work on the wasmfs build and its test apps.
stephan [Thu, 13 Jul 2023 17:27:05 +0000 (17:27 +0000)] 
More work on the wasmfs build and its test apps.

FossilOrigin-Name: 953b8557194e9451dcf9f3bb433eafb67961487325e6519e675e73fecf850bfb

2 years agoGet speedtest1 wasmfs variant running again.
stephan [Thu, 13 Jul 2023 16:33:45 +0000 (16:33 +0000)] 
Get speedtest1 wasmfs variant running again.

FossilOrigin-Name: 0f77e031daf0121f7603409cedf57f138edbb43083cbbcf00d2a423e16de25a7

2 years agoFix an off-by-one error in tests for cells overflowing the end pages. The
drh [Thu, 13 Jul 2023 14:49:39 +0000 (14:49 +0000)] 
Fix an off-by-one error in tests for cells overflowing the end pages.  The
error is completely harmless for the default page cache, but might cause
problems for application-defined page caches that pack pages tightly
together.

FossilOrigin-Name: ce6793e954f291b6f5c29175baf730ce217328de1f0601b8935daac62af5f448

2 years agoSignificant surgery on the wasm build on the way to incorporating wasmfs as a first...
stephan [Thu, 13 Jul 2023 14:08:30 +0000 (14:08 +0000)] 
Significant surgery on the wasm build on the way to incorporating wasmfs as a first-class build option.

FossilOrigin-Name: 215c37fce38cf647e073480689b79d952af7eb8165ae08c7f5caed27003fecfc

2 years agoMore work on the wasmfs build. Resolve the inconsistent argument type passed to sqlit...
stephan [Thu, 13 Jul 2023 10:41:41 +0000 (10:41 +0000)] 
More work on the wasmfs build. Resolve the inconsistent argument type passed to sqlite3InitModule() in such builds.

FossilOrigin-Name: 4850a9e2d2b41b91e91b9ef99a6d26ddf11a161b4c970fc00d2d095606729a04