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* The FuncDev.nArg field values -3 and -4 now have special meansing of 1 or moredrh2025-01-21
| | | | | | | or 2 or more arguments, respectively. This saves space in the built-in function table, resulting in slightly faster performance and a reduced binary size. FossilOrigin-Name: 753fd747f24c5e9a019eb00b8a4f66e65c6733ba10a7adbd1b55786867c32ca6
* Ensure that all prepared statements are expired and forced to repreparedrh2023-05-12
| | | | | | whenever the database text encoding changes. [forum:/forumpost/43cbfc4d23|Forum post 43cbfc4d23]. FossilOrigin-Name: 469718f106e1cfa7f8f4714a9e743108c361af81e0258061c2b76880a7c352ae
* Add the new internal interface sqlite3DbNNFreeNN(db,ptr) where both thedrh2022-08-22
| | | | | | | db and ptr parameters are guaranteed to be non-NULL. Use this where appropriate to save more than 2 million CPU cycles on the standard performance test. FossilOrigin-Name: e5eaa80e81fdf86f2875a912b880272b8d099b82b08e945a7988c5dd0fe9d6b5
* Merge the JSON function enhancements from the json-enhancements branch intodrh2022-01-08
| | | | | json-in-core. FossilOrigin-Name: e116501c2f0e594eb7a3dd804daa943cc508f32ded3078aed21b695ec83bcd4c
* Protect all accesses to the FuncDef.u and Expr.u unions using nearbydrh2021-10-07
| | | | | assert()s or branches. FossilOrigin-Name: 9af863f065e0bef491c2ab7525194505f9516f4e6dfc789d2e3a9d2c2438533a
* Change the sqlite3.pDfltColl (the default collating sequence for thedrh2020-03-05
| | | | | | | | | database connection) so that it is the collating sequence appropriate for the database encoding, not the UTF8 collating sequence. This helps to ensure that the database encoding collation is always used, even for expressions that do not have an defined collating sequence. Ticket [1b8d7264567eb6fc]. FossilOrigin-Name: 4a5851893c3d71cc823b6ab5df5e58a852cd322fff26290f1ea05b63d67f564a
* Performance improvements and test cases added. Allow "PRAGMA trusted_schema=ON"drh2020-01-08
| | | FossilOrigin-Name: 30882ca80f6c51f6bb7b2692c1ac3f19a7c61a23aa8730be79aec0ae3ef08d54
* Move the sqlite3LocateCollSeq(), sqlite3FindCollSeq(), anddrh2019-10-22
| | | | | | sqlite3GetCollSeq() routines so that they are all beside one another in the callback.c source file. No logic changes. FossilOrigin-Name: 9ff80a9bf8fee776e2f282d0597215b77d48093ebc71d047ad1457da0582ddbc
* Simplifications to the sqlite3_normalized_sql() implementation.drh2018-12-05
| | | FossilOrigin-Name: 94ea6379178e3ff6a0d1d5819ca4ac558bdadb1ca8a3637c797079db7dc0cd61
* Add the sqlite3_normalized_sql() API.mistachkin2018-10-29
| | | FossilOrigin-Name: 592b66e8058dd03a056a036e2606247c9efdb06d15eebe9bcc455f7f55e30ae6
* Store application-defined function names as lower-case to avoid the needdrh2018-05-26
| | | | | | | for case conversions before calling xFindFunction on virtual tables. Avoid using lookaside to store the destructors for application defined functions, as lookaside should be reserved for transient allocations. FossilOrigin-Name: 777189ce88799f93f393fd14fd716111c85bcdcb23690fd561f78ea2bd2ce5da
* The query planner tries to avoids using indexes that use unknown collatingdrh2017-12-08
| | | | | functions. FossilOrigin-Name: 02013fc120bf71a8be3550c696a588af8c92f2209f8e5db530624878ddc8aa7e
* Defer schema resets when the query planner is running.drh2017-08-17
| | | | | Proposed fix for ticket [be436a7f4587ce517]. FossilOrigin-Name: a7bc7752ba0266684f5317e424a4ee9add4af002272082183519e708ab9ffc79
* Add the new sqlite3.mDbFlags field. Factor out bits of sqlite3.flags thatdrh2017-07-26
| | | | | do not interact with PRAGMA statements into sqlite3.mDbFlags. FossilOrigin-Name: 3808a00f06d372cc531da039d97bd974e4a6576a30cf63bf562f83f186b313b3
* Avoid unnecessary upper-to-lower case conversion for function names whendrh2017-07-06
| | | | | registering the built-in functions. FossilOrigin-Name: 06269257647db51fbc9f8cda88abac5db28b6f917a509768af7686dfa2b94511
* Small size reduction in findCollSeqEntry().drh2017-07-06
| | | FossilOrigin-Name: 55ecd30304517acd23f89b3450fd6a5e18ac2f79aa24a4ff693f8d71a49f7837
* Avoid unnecessary calls to sqlite3GetCollSeq() for a small performance gain.drh2017-07-06
| | | FossilOrigin-Name: 503ba172e4c32e288abf006fc5cb53fd2b0313c4ee4c526c2d9c4c21b7178f2d
* Change a char* to const char* in order to suppress some harmlessdrh2016-02-24
| | | | | compiler warnings. FossilOrigin-Name: 56f62e34ae9d5c7db07367f0007df258b2e76bd2
* Improvements to the application-defined function mechanism so that it isdrh2016-02-15
| | | | | | more compact and runs faster, especially when the application defines thousands of new SQL functions. FossilOrigin-Name: 3201fbcc5105d23132e6b8b7ac825e66af4f8a39
* Improvements to the way that OOM errors are processed.drh2016-02-05
| | | FossilOrigin-Name: c3ef03478a5788c855b3aef385d43ae7f494f440
* Combine the xFunc and xStep pointers of the FuncDef object into a singledrh2016-01-14
| | | | | pointer xSFunc. FossilOrigin-Name: 0d1b3d7d3ca66cb0b97493f1aeade1703af3c9f4
* Fix typos in comments. No code changes.peter.d.reid2014-09-06
| | | FossilOrigin-Name: e62aab5e9290503869e1f4d5e0fefd2b4dee0a69
* Simplify the interface to the symbol table, saving 600 bytes of code space.drh2014-08-21
| | | FossilOrigin-Name: 14b0f561fe15622b61c6676c9c455dca6b9ba5f0
* Rename the internal Schema.flags field to Schema.schemaFlags.drh2014-08-05
| | | FossilOrigin-Name: 5ae80b3c8f032528359c8c762505ce24da8db96f
* Allow the SQLITE_DETERMINISTIC flag to be ORed into the preferred text encodingdrh2013-12-14
| | | | | of application-defined functions, to mark the function as deterministic. FossilOrigin-Name: 5716fc2341ddd8cf64139e7168597f864da4e10b
* Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a singledrh2013-09-06
| | | | | new FuncDef.funcFlags field. FossilOrigin-Name: 97b10e66e98e84755aa577f8da017bf1aea2056c
* Consolidate all occurrences of the "no such collation sequence" error messagedrh2012-10-05
| | | | | into a single spot. FossilOrigin-Name: 8ea67522fb03134f355ecb776b70c6917241cab2
* Fix the application-defined function logic so that functions with a variabledrh2012-04-07
| | | | | | number of parameters can be replaced or deleted correctly. Also refactor some of the function-finder code for clarity of presentation. FossilOrigin-Name: 09d5581c81fb6a9bf6a369d0abf5ef6b54637576
* Rename sqlite3SchemaFree() to sqlite3SchemaClear() to more accurately reflectdrh2011-04-04
| | | | | its function. FossilOrigin-Name: 71d7440023f67760d0bff4bd7459fe88bd226f30
* Add a generation counter to the Schema object and enhance OP_VerifySchemadrh2011-03-18
| | | | | | to also check the Schema generation. Fix for ticket [f7b4edece25c99]. FossilOrigin-Name: 36c04dd1695f0899b53ce58738181b146fc005ed
* Updates to the requirements on the sqlite3_create_function() family ofdrh2010-09-16
| | | | | interfaces. FossilOrigin-Name: f03c608993d1c37b45ba8e0a6a4e941bdcb57ffa
* Make sure all memory from sqlite3DbMalloc() is freed by sqlite3DbFree() anddrh2010-07-24
| | | | | all memory from sqlite3_malloc() is freed by sqlite3_free(). FossilOrigin-Name: ac1f37a647e9ed1c00a901d26d9956a86c40117a
* Remove additional traces (mostly in comments) of the Table.dbMem field.drh2010-07-23
| | | FossilOrigin-Name: 5c58f44aeb224e106497368d9290d75a08807761
* Remove the Table.dbMem variable, as it is no longer being used for its ↵dan2010-07-23
| | | | | original purpose. FossilOrigin-Name: 6eddc6e601cf8f585c6c2cf79f36fcbfe98a307e
* When commands such as ALTER TABLE and VACUUM use SQL internally, make suredrh2010-04-24
| | | | | | they use only the built-in functions and not application-defined overrides for those functions. FossilOrigin-Name: 0291ed974d5bf1e344e2c38422530cc961b897da
* Remove the obsolete "$Id:$" RCS identifier strings from the source code.drh2009-11-10
| | | FossilOrigin-Name: f6c045f649036958078cb15cd9d5453680c82b0c
* Check in implementation of foreign key constraints.dan2009-09-19
| | | FossilOrigin-Name: d5d399811876391642937edeb9e8434dd9e356f5
* Warning cleanup from the MSVC compile.shane2009-09-07
| | | FossilOrigin-Name: 26cd015c0ee1c18dd37f11b47ce35cfa320b3514
* All the sqlite3GetCollSeq() function to specify an arbitrary text encoding.drh2009-08-20
| | | FossilOrigin-Name: 4ee44322ca3c92ed8d6f5d4a3f89d219bf379595
* Changes to prepare.c and callback.c to promote better test coverage. (CVS 6770)drh2009-06-17
| | | FossilOrigin-Name: 08cca219f16efab93cb00f04d2e2f8033893e5f1
* Updates to the extension loading logic to support full coverage testing. ↵drh2009-05-20
| | | | | (CVS 6659) FossilOrigin-Name: 929cfbc66f6e2ea6b44417305d0f4ae36567c9bf
* Rework the logic that generates a schema for tables created using drh2009-05-11
| | | | | | | | | "CREATE TABLE ... AS SELECT ...". Instead of trying to copy the raw datatype string from the right-hand side, just make the type one of TEXT, INT, REAL, NUM, or nothing. This is much simpler than trying to parse and quote datatype strings. Other minor implifications to build.c are bundled with this change. (CVS 6626) FossilOrigin-Name: 33cf83591e6e13875ef6ada5b8ac8ab07619d8bc
* Changes to facility full coverage testing of util.c. (CVS 6597)drh2009-05-03
| | | FossilOrigin-Name: a612299092a48b38c5f9cf430bbcaf41777cbcb3
* Remove the aFKey hash table, which was not being used. Simplify thedrh2009-05-02
| | | | | | FKey object. Simplify the hash.c module since the copyKey parameter formerly used only by aFKey is now no longer required. (CVS 6594) FossilOrigin-Name: 80c43a355c6e482457abc2f9c3ad3a565cec55fb
* Changes to insure that lookaside memory allocations are never used to hold drh2009-03-24
| | | | | | schema content. Ticket #3743. (CVS 6377) FossilOrigin-Name: ea74d8dc62f5784089aa8ef098e97c505a79b176
* Corrected typos and misspellings. Ticket #3702. (CVS 6336)shane2009-03-05
| | | FossilOrigin-Name: 6404afa0c515a6536fc2e878d4fb451e4dc06942
* Better error message when coalesce() has too few arguments. Ticket #3623. ↵drh2009-01-31
| | | | | (CVS 6222) FossilOrigin-Name: 9cd43c82a3c123829806aa7bf14efdd29f4424d8
* Additional work at eliminating silly compiler warnings. (CVS 6010)drh2008-12-10
| | | FossilOrigin-Name: ea01d43788a75e39c7f03c22681d1a338d52cf0e
* Never use strlen(). Use our own internal sqlite3Strlen30() which isdrh2008-12-10
| | | | | | guaranteed to never overflow an integer. Additional explicit casts to avoid nuisance warning messages. (CVS 6007) FossilOrigin-Name: c872d554930ecf221ac2be5f886d5d67bb35288c
* Simplify the symbol hash table to use only a single key class. Otherdrh2008-10-10
| | | | | changes to improve code coverage. (CVS 5794) FossilOrigin-Name: ff50a8a7e5a15fac192939ff3206fa18d1c5a6dd
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