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Author SHA1 Message Date
dan
b616309f52 Update header file comments describing the sqlite3_changes and sqlite3_total_changes functions to describe how changes made by foreign key actions are handled. 
FossilOrigin-Name: 4c342c026a84f2608c2b331a1ac016117b80f108
 2009-10-07 10:43:26 +00:00
dan
4a4c11aaf5 Change tclsqlite.c to use the Tcl_NRxxx() APIs in Tcl versions 8.6 and later. 
FossilOrigin-Name: e9f72f1de459a9e8380609f6bd7d4b76afb59f89
 2009-10-06 14:59:02 +00:00
dan
4ec56ff0ce Fix some errors in the guttman versions (disabled by default) of the algorithms in rtree.c. 
FossilOrigin-Name: 64bad00b4f6fbbc3e5e75966f9c3959ad3d542ef
 2009-10-05 05:40:08 +00:00
dan
02470b20f3 Handle an SQLITE_IGNORE returned when requesting authorization to read parent key columns by pretending the parent key columns contain NULL values. 
FossilOrigin-Name: 3c24df38e6ae5dfe999bbf3133b65df0074c6a50
 2009-10-03 07:04:11 +00:00
dan
251ad6e1c5 Add one more authentication test to fkey2.test to cover an untested branch. 
FossilOrigin-Name: e4fa8be770eb79806d489be46f68f969de17378b
 2009-10-02 15:29:10 +00:00
dan
47a06346ff When inserting a row into a child table, invoke the authorization callback to request permission to read the parent key columns. 
FossilOrigin-Name: 9842f2d5f606eb8f641ecae9fbc5368b8d7e4286
 2009-10-02 14:23:41 +00:00
dan
1316700e54 Add a test to check that the incrblob API cannot be used to write to an IPK column. Also a comment to explain why the incrblob code does not need to check if a column is part of a parent key before writing to it. 
FossilOrigin-Name: dca2a7f608d9237039541707846c76cd460f5805
 2009-10-02 06:35:06 +00:00
dan
3d7b046996 Add test cases to cover the branches added by the previous commit. 
FossilOrigin-Name: aaa005b6da222f711f201c453d28f5be40e9c601
 2009-10-01 17:13:31 +00:00
dan
e7a94d8128 If an update does not modify any child or parent key columns, omit foreign key processing for the statement. 
FossilOrigin-Name: edff3500058eb8ad2381f855ef7a09ecb680f7b8
 2009-10-01 16:09:04 +00:00
dan
d583502e7d Add tests to check that FK support interacts with count-changes correctly. 
FossilOrigin-Name: 5b8366154b2a91c1be3e7e52ec270ecdfe7d2bb1
 2009-10-01 04:35:05 +00:00
dan
f7a94543b8 Remove unreachable branches from fkey.c. Add a few tests to cover the remaining branches. 
FossilOrigin-Name: 0a0a17d87c990a811a2755b9d9d4141b611b49db
 2009-09-30 08:11:07 +00:00
dan
1cf021e143 Change a couple of comments to use "SQLITE_MUTEX_OMIT" instead of OMIT_MUTEX. 
FossilOrigin-Name: b733e939f785111eac987fe4a25ccfa512e4f0b4
 2009-09-30 04:28:04 +00:00
dan
652ac1d0a7 Use the affinity and collation sequence associated with the parent key when finding child table rows to apply a foreign key action to. 
FossilOrigin-Name: 9a4b7ec2928307e88783223903c842accaff7ccf
 2009-09-29 16:38:59 +00:00
dan
9707c7b104 Check that a unique index uses the default collation sequences for each column before using it as part of a foreign key constraint operation. 
FossilOrigin-Name: 64154174cf8a53bd9be818db53cb0e586c5d24cb
 2009-09-29 15:41:57 +00:00
dan
792e92012f Remove an unused variable from fkey.c. 
FossilOrigin-Name: 582bd7682831362cd0e2f91ac0dba5ab2b7e2983
 2009-09-29 11:28:51 +00:00
dan
856ef1a5f9 Various fixes so that "make test" works with OMIT_FOREIGN_KEY, OMIT_TRIGGER and OMIT_ALTER_TABLE. 
FossilOrigin-Name: e4eb227b14e4bfcb9f7f284692a391b7355f0204
 2009-09-29 06:33:23 +00:00
dan
f0662567fa Ignore foreign key mismatch errors while compiling DROP TABLE commands. 
FossilOrigin-Name: 5b4d46374a8e808246a1813c12c36c4a75371898
 2009-09-28 18:52:11 +00:00
dan
d66c83095e Fix the DROP TABLE command so that it cannot be used to bypass foreign key constraints (if foreign key support is enabled). 
FossilOrigin-Name: 8353808c9e70412fdee31bfda7810e948f1c7485
 2009-09-28 14:49:01 +00:00
dan
9277efa3d5 Fix some foreign key constraint related problems that occur when a row refers to itself. 
FossilOrigin-Name: 9e503e2d0428c9e8df878c7c6594790232cca4e0
 2009-09-28 11:54:21 +00:00
dan
432cc5b9f3 When ALTER TABLE RENAME TO is used to change the name of a table that is the parent table of a foreign key constraint, modify that foreign key constraint to use the new table name. 
FossilOrigin-Name: b4a10c39e726dc190e9597e382baddc034294114
 2009-09-26 17:51:48 +00:00
dan
0ff297eaa7 Avoid checking if an insert or delete has "fixed" an outstanding FK constraint violation if the constraint counter indicates that the database contains no such violations. 
FossilOrigin-Name: 519144ac437b5842e4213f0e81e05c709939c2ab
 2009-09-25 17:03:14 +00:00
dan
bd74783270 Fix comments in fkey2.c to reflect the immediate-constraint-counter approach. 
FossilOrigin-Name: 9fd54b0aa73ed74c65f7db53cb666752f13263f9
 2009-09-25 12:00:01 +00:00
dan
53c3fa8dbe Prevent ALTER TABLE from being used to add a column with a REFERENCES clause and a non-NULL default value while foreign key support is enabled. 
FossilOrigin-Name: 353b1b18253ab71ba38a887e555994f5469b87bd
 2009-09-25 11:26:54 +00:00
dan
140026bdb5 Fixes and test cases to make sure the affinity and collation sequence associated with the parent key is used when comparing it with a child key value. 
FossilOrigin-Name: 76e8e74b49be4c80b9fb20d52e9b39db8001362e
 2009-09-24 18:19:41 +00:00
dan
e1e2ae2d3f Fix a bug in the code for REPLACE conflict handling on IPK columns when there are no indexes on the table. Triggers and foreign key processing were being bypassed. 
FossilOrigin-Name: beb2094f94849c66d98bab5999ff474cd91eea11
 2009-09-24 16:52:28 +00:00
dan
8c430041f5 Fix a problem in fkey.c when a child key is the IPK of its table. 
FossilOrigin-Name: 8a000a8aae4d356e68acf2bc1788d2c40279522c
 2009-09-24 15:16:33 +00:00
drh
46803c3e0b Remove the ALWAYS() added by the previous check-in. It is not needed. 
FossilOrigin-Name: 36568963356e3919e8b862e7e40ded2eae7ce187
 2009-09-24 14:27:33 +00:00
drh
1f638ceb34 Comment enhancements. Add an ALWAYS macro in fkey.c to indicate a branch 
that is always taken.

FossilOrigin-Name: d5b714cffffe588dd4dd10e0b82df8d99657be88
 2009-09-24 13:48:10 +00:00
dan
1bea559a94 Ensure foreign key related processing takes place when rows are deleted from the database by REPLACE conflict handling. 
FossilOrigin-Name: 3f40c142c8526c1572020bd4d945c03a72019135
 2009-09-24 11:31:21 +00:00
dan
4bb3b679b0 Use sqlite3FkOldmask() in delete.c instead of assuming that foreign key constraints always require all columns of the deleted row to be stored in registers. 
FossilOrigin-Name: ce554a393401fc2fb9b5be049ddd383070102934
 2009-09-24 10:42:09 +00:00
dan
94d7f50a0f Remove unused parameter from sqlite3CodeRowTrigger(). Fix header comments for this function and CodeRowTriggerDirect(). 
FossilOrigin-Name: 0443f7c9112ca91aa45c78a3d6287e5fcf5c3b73
 2009-09-24 09:05:49 +00:00
drh
ff738bce0d Make sure a transaction is available for rollback whenever a REDUCE conflict 
resolution occurs and there is the possibility to ABORT.
Ticket [4a03edc4c8c]

FossilOrigin-Name: f0c56fa90dc95aff6fe6764b5ab75a90199247b0
 2009-09-24 00:09:58 +00:00
shane
86d682950b More fkey tests. 
FossilOrigin-Name: 2d544bd53d0fb9633aca40841529aec8e7df61f8
 2009-09-23 18:49:41 +00:00
dan
8a2fff7a78 Fix a problem with FK constraints that implicitly map to a composite primary key. 
FossilOrigin-Name: e0a48d53110130de75602603f524539e421a9dba
 2009-09-23 18:07:22 +00:00
dan
475f571994 Fix a problem in the fkey_malloc.test script. 
FossilOrigin-Name: 0ce1efa46080f379089b03706daeac96c4add0f9
 2009-09-23 17:31:19 +00:00
dan
32b09f29c9 Do not check immediate foreign key constraints until the end of the statement. This matches the postgres behaviour. 
FossilOrigin-Name: 1a32149cc3c722058f4ed4c81edadeb6ce5bc9e4
 2009-09-23 17:29:59 +00:00
drh
f1dfc4fbb3 Modify the ".dump" command on the CLI so that it always issues a 
PRAGMA foreign_keys=OFF at the top of the output.

FossilOrigin-Name: 0755b9b697d32292f378a4b934ca1cf9f56225cd
 2009-09-23 15:51:35 +00:00
drh
6d4486ae9f Change the version number to 3.6.19. Fix a couple of incorrect testcase() 
macros associated with the new IS and IS NOT operators in expr.c.

FossilOrigin-Name: e3b73394bf9c0391e997079b160eace3589415ab
 2009-09-23 14:45:05 +00:00
dan
d981d44781 Disallow using the implicit rowid column as the parent key of an FK constraint. 
FossilOrigin-Name: a5f7e71f424900071a3925e53e9128c9148ea2e8
 2009-09-23 13:59:17 +00:00
drh
6f94702f20 Add test cases for the IS and IS NOT operator. 
FossilOrigin-Name: 101ed58cf4a1dfe53031b98cfc7ed01e86b4c7b6
 2009-09-23 13:39:56 +00:00
dan
a8f0bf643e Add extra tests for foreign key support. 
FossilOrigin-Name: 7d086afe69da4d03bd1de5408626858273f91e8f
 2009-09-23 12:06:52 +00:00
dan
8099ce6f4a Add missing comments to fkey.c. Also, change the terminology used for comments and names in fkey.c from "referenced/referencing" to "parent/child". This is arguably less correct, but is easier to follow. 
FossilOrigin-Name: 540c2d18e14c277b55f95729fbafc04ca66466b2
 2009-09-23 08:43:35 +00:00
drh
788536b165 Do not run ON UPDATE actions of a foreign key constraint unless at least one 
column value really does change.

FossilOrigin-Name: 71ac8e28e55ff0250ebe2fe239159ce2458d9165
 2009-09-23 03:01:58 +00:00
drh
6a2fe09387 Generalize the IS and IS NOT operators so that their right-hand side can be 
an arbitrary expression and not simple the constant NULL.  They work like
= and <> except that NULL values compare equal to one another an unequal to
everything else.

FossilOrigin-Name: 98853f6104076c50ea92175e17a3254bfbbd4619
 2009-09-23 02:29:36 +00:00
drh
7ba5bc5bf2 Factor the UMINUS and UPLUS tokens out of the parser so that the parser 
tables can go back to using 8-bit values instead of 16-bit values.

FossilOrigin-Name: 3fc938c961fd7810594224b91a2d6e1ac9e48084
 2009-09-22 20:08:34 +00:00
drh
9c8abf2b14 The NO ACTION action really should be no-action and not RESTRICT. 
FossilOrigin-Name: 55b263fa2b2fed8c721154e3c48f4226be95065c
 2009-09-22 19:53:41 +00:00
dan
f59c5cacb8 Fix another OOM related problem in fkey.c. 
FossilOrigin-Name: e2bc51bc61d54d103ccffd12106c27a574e4e997
 2009-09-22 16:55:38 +00:00
dan
934ce300a0 Fix a problem with ON DELETE SET DEFAULT actions. 
FossilOrigin-Name: 9406995055f53639b0af46985c7b0a24a80308ae
 2009-09-22 16:08:58 +00:00
dan
29c7f9caac Fix an OOM related crash in fkey.c. 
FossilOrigin-Name: 635d6a775a3f192d4292738905f5e01bc956a712
 2009-09-22 15:53:47 +00:00
shane
3e82c1d99b Allow specific exclusion of localtime_s() usage on Windows. 
FossilOrigin-Name: 216bcda7d2818efda55849d5cb84aa483bc6429b
 2009-09-22 13:25:00 +00:00