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Author SHA1 Message Date
drh
79a5ee93c7 Fix harmless compiler warnings in the ALTER TABLE logic. Rephrase an 
error message to use active voice.

FossilOrigin-Name: a7dae59a7e7b187fa2e9457bbb4b01cfe3d48bbdf59c3f8f7b4156bcde3bda98
 2018-08-23 19:32:04 +00:00
drh
d3130dab92 The Expr.iColumn field must also be initialized in tokenExpr(). 
FossilOrigin-Name: 772985f18b2ab8fa04a0c29593fc6d9b74c1361260cb59e566606dd56f326535
 2018-08-23 18:50:19 +00:00
drh
4fe759b2cc Make sure the Expr.iTable field is initialized by tokenExpr(). 
FossilOrigin-Name: 02a05a3b3c6440432fc15daa14678a6eba40759e17e43ae8d63d19a0842de56a
 2018-08-23 18:22:00 +00:00
dan
07e9523364 Rename internal function sqlite3RenameToken() to sqlite3RenameTokenMap() and 
sqlite3MoveRenameToken() to sqlite3RenameTokenRemap().

FossilOrigin-Name: b9ae9a0a188b82d7066f6ef7d21592889df0a61559e9a0e01819e9d5a92c3f36
 2018-08-21 16:32:53 +00:00
dan
0624939818 Rationalize some duplicated code in alter.c. Also improve error messages for 
ALTER TABLE RENAME COLUMN in some cases.

FossilOrigin-Name: 5d2163c734aea8c0e1611af1161734bf141e7bd02c08f0b5f2e7bac3c7dfd2a5
 2018-08-21 15:06:59 +00:00
dan
d145e5f46f Minor changes to function tokenExpr() in order to claw back cycles lost to the 
rename-column change.

FossilOrigin-Name: 479976955ecb27c3e77a280187eaf23722178549e072b34f3183354a27a4e5c3
 2018-08-21 08:29:48 +00:00
dan
b013738b4c Add further tests for RENAME COLUMN. 
FossilOrigin-Name: 82c4c10a96db76f39edf5f6d027294d449d75b5a18da70da3667786da90e184d
 2018-08-20 20:01:01 +00:00
dan
9d70557e80 Ensure that it is not possible to rename columns of system tables, views or 
virtual tables.

FossilOrigin-Name: 786b5991dc0bb6ba13327a3ac9d04efbf8b591dedc736b719b206ffd865b1918
 2018-08-20 16:16:05 +00:00
drh
38d9964a73 Additional fixes for harmless compiler warnings that are specific to this 
branch.

FossilOrigin-Name: 9d8e73bf71e996b810959ffc0e60de69b5e8ca3301df52f9c35d5e9075921798
 2018-08-18 18:27:18 +00:00
drh
2ee001ab39 Merge trunk fixes. 
FossilOrigin-Name: ccad277927baa2c36d0b5a03832dc51d9a7f3071587f0da0f2c1b44885c82e8d
 2018-08-18 18:14:02 +00:00
dan
c23f3cb15b Have ALTER TABLE RENAME COLUMN also edit trigger and view definitions. 
FossilOrigin-Name: 7908e8a4a3b9577211a5d3da9c4142c46e9d5872be4a6499ec053f2b547019b8
 2018-08-18 18:01:58 +00:00
dan
24fedb94c2 Improvements to error handling in ALTER TABLE RENAME COLUMN. 
FossilOrigin-Name: 7fa1faeaff30b74b68ee6f4b363d837f21cf313d8262361c901bda884df139a2
 2018-08-18 17:35:38 +00:00
mistachkin
ed5e7722b2 Fix harmless compiler warnings only seen with STAT4 enabled. 
FossilOrigin-Name: 6f5e84bafcaf425cb664c7db8179c9c09a13c96aaf057551c04a919ca554d057
 2018-08-17 21:14:28 +00:00
dan
499b825487 Allow an ALTER TABLE RENAME COLUMN to proceed even if the schema contains a 
virtual table for which the module is unavailable.

FossilOrigin-Name: 7b72b2360a70eb1f788b3c4d745967dfedb2c80af6b2e146ba940a3741fd51a1
 2018-08-17 18:08:28 +00:00
dan
dabc268f96 Ensure that CREATE VIEW, TRIGGER or INDEX statements can be edited by ALTER 
TABLE RENAME COLUMN even if they use collation-sequences or
user-defined-functions that are not available.

FossilOrigin-Name: 540014efd6a048373313c6cd9413de10d5d7114daf537cf5999ccf3c5c3f9358
 2018-08-17 17:18:16 +00:00
dan
0cbb0b11f1 Further progress on updating trigger programs as part of ALTER TABLE RENAME 
COLUMN.

FossilOrigin-Name: 3f47222b6e20e1c1ef41c0f7391c8b5c7648e2a2d6013303d155ad59ce27143a
 2018-08-16 19:49:16 +00:00
drh
3fcef1a3f9 Fix a harmless unused-variable compiler warning that only came up in certain 
compile-time configurations.

FossilOrigin-Name: 456842924bb33c0af8af29402f06e5f25b6791f698a0d12a080258b20b0cfb61
 2018-08-16 16:24:24 +00:00
drh
d8852095e0 Fix EXPLAIN QUERY PLAN so that it describes IN operators implemented using 
a ROWID lookup.

FossilOrigin-Name: 60045fbf52162f15f2e18a4e392e80fab19bdbce242728b5e62b0894eac49dfd
 2018-08-16 15:29:40 +00:00
dan
5be60c55e8 (no comment) 
FossilOrigin-Name: e272dc2b1c0edab59a40f32c77c81a3e636937280524161eff5669cb0046ad84
 2018-08-15 20:28:39 +00:00
dan
588032fe33 Allow sqlite3_snapshot_open() to be called to change the snapshot after a read 
transaction is already open on database.

FossilOrigin-Name: 41399169954f9bef53c3fa89879f39823b80bd127f76cf60abbe24217878a571
 2018-08-15 14:03:26 +00:00
dan
356afab163 Fix a problem when renaming an IPK column that is also part of a child key. 
FossilOrigin-Name: 6e6a2bfdbbfd4ffc14be88962ff97bf3c626fef9d1a337715d2a4be1a657fb0d
 2018-08-14 21:05:35 +00:00
dan
f62e8937ac Fix a problem when renaming an IPK column that is also part of a child key. 
FossilOrigin-Name: ad15486022209205c65fb5ffdbe30a7b99379170451e6aff4bab6e90b549d6c7
 2018-08-14 21:03:38 +00:00
dan
72238130d0 Merge latest trunk and ALTER TABLE error message improvements into this 
branch.

FossilOrigin-Name: 7a45802dafaed3c058f59d1487fe8091e1f309cc5f0a5bcf2579f0bdd8e92d89
 2018-08-14 20:40:25 +00:00
drh
af4023de22 Do not allow ALTER TABLE RENAME COLUMN on a virtual table. 
FossilOrigin-Name: f6d6b472713c21deace3fd52c0b0b6901d758af043c238f004fabe52b01f730c
 2018-08-14 20:38:18 +00:00
dan
987db767d2 Have ALTER TABLE RENAME edit column references in CREATE VIEW statements. 
FossilOrigin-Name: db829dc1a2d7afa49798a2fd32d1f070185b23e513416e65d8144fda24f23b50
 2018-08-14 20:18:50 +00:00
drh
1595abcda6 Improved error messages when an ALTER TABLE RENAME COLUMN fails due to a 
duplicate column name.

FossilOrigin-Name: 37d11b8e8224a8b241ff57b9c4b9499db39dde4ddcb56ff8b03a3d08091a4c11
 2018-08-14 19:27:51 +00:00
drh
5550b5eee7 Merge fixes and enhancements from trunk. 
FossilOrigin-Name: dff0314b7e7ef2d04375ff21fbf89039bf5f64a9cdca53d7bc7120faacd92c06
 2018-08-14 18:12:33 +00:00
dan
689b9d269c Fix ALTER TABLE RENAME COLUMN in cases where the column being renamed is an 
IPK declared with a separate PRIMARY KEY clause - "CREATE TABLE x(y INTEGER,
PRIMARY KEY(y))".

FossilOrigin-Name: 32ca8418df8735a6c53e53153f733579e514711f091e4e09ecce83db85fe4d85
 2018-08-14 16:18:19 +00:00
drh
8430450674 Fix UPSERT so that it checks the target-constraint first and fires the 
DO UPDATE if that constraint is violated regardless of whether or not
other constraints are in violation.  This aligns SQLite behavior with
what PostgreSQL does. Fix for ticket [908f001483982c43cdb476dfb590a1a].

FossilOrigin-Name: 529fb55e3d00472f13446117527b0896827b11e870b581af7fe7cbb7392ef3cd
 2018-08-14 15:12:52 +00:00
drh
ef52b36a6b Stop requiring the global VFS mutex to access the unixInodeInfo.pUnused field. 
The unixInodeInfo mutex is sufficient.

FossilOrigin-Name: e3ea43dabf099dc2954c23d348638e7b2a8b9122d2994154bc649a2c09260c46
 2018-08-13 22:50:34 +00:00
drh
095908e1c7 Take extra precautions to ensure access to unixInodeInfo.pUnused is protected 
by all necessary mutexes.

FossilOrigin-Name: 8b1e0010b9e0b548a90087f4d25843d2b40f7e9551722ac587fa925d37b510c2
 2018-08-13 20:46:18 +00:00
dan
5496d6a25a Edit the WHEN and UPDATE OF clauses of trigger programs as part of ALTER TABLE 
RENAME COLUMN.

FossilOrigin-Name: 5fdb6b0aafba727139e1937ef5950e4434a77f95a10fc46f8010ca2de3922326
 2018-08-13 17:14:26 +00:00
drh
0a1cc223bd Make the sqlite_rename_column() SQL function resistant to problems caused 
by OOMs and/or malformed parameters submitted by hostile application code.
Also add additional comments to the RENAME COLUMN logic.

FossilOrigin-Name: 87743ddef11749b4017d60abc297abfd673e02a26a2ae45ffec861327578aa30
 2018-08-13 17:02:26 +00:00
drh
4a2c747c4c Fix legacy comments on Token. Begin commenting the new ALTER TABLE RENAME 
COLUMN code.  Fix a memory leak in the sqlite_rename_column() SQL function.

FossilOrigin-Name: 32edc8920376aabb84ebe1900eaa9512d23f1b44d6459e4916dc6b07db66e27c
 2018-08-13 15:09:48 +00:00
drh
5fc22cdfde Fix issues with ALTER TABLE RENAME COLUMN associated with OOM errors. 
FossilOrigin-Name: 0b28dd5c2e4908d5e49eaedd359492e46de8af3bf84120f4683b3ea906882fbf
 2018-08-13 13:43:11 +00:00
drh
3e2c842e46 Fix an incorrect comment on the unix-nolock VFS object. No functional 
code changes.

FossilOrigin-Name: 90f7c193b42f0d8120a8e429bdea5e1cec5d3f45b901db8fc5a5c2ca3e69cba8
 2018-08-13 11:32:07 +00:00
drh
3a9a76b70a Add the "atrc" test program. "Atrc" is short for "ALTER TABLE RENAME COLUMN". 
See the header comment on the program itself for further information.

FossilOrigin-Name: ed64a55a2242408ac0b889b330cf91d38a954399b75c6ebe71232613b864c70b
 2018-08-11 20:46:54 +00:00
dan
404c3ba0d6 If the new column name in an ALTER TABLE RENAME COLUMN statement is quoted, 
then also use quotes for the column name in the edited SQL statements.

FossilOrigin-Name: ca5184a25f9150540a3e401ef67df0606efa7a294d70e3fa5edad9854003eb36
 2018-08-11 20:38:33 +00:00
dan
b0c7920d86 Avoid an assert() sometimes triggered by ALTER TABLE RENAME COLUMN in non-debug builds. 
FossilOrigin-Name: 520c1c75dae5e3f4695fcdf0aad5fb9f492f0e528b5fbb49d5d3b5fc02762f47
 2018-08-11 18:34:25 +00:00
dan
a8762ae27c Fix a bug causing ALTER TABLE RENAME COLUMN to fail when renaming an IPK 
column that is used in a CHECK constraint.

FossilOrigin-Name: 6595c8811f13719d0aed8041abc7e1cade41c57427bcbf3503e2e42408eaa03b
 2018-08-11 17:49:23 +00:00
dan
872165f260 Fix a bug causing all ALTER TABLE RENAME COLUMN commands to fail if ANALYZE 
had been run on the database. Also prevent the user from renaming the columns
of system tables.

FossilOrigin-Name: ca644a2877c26561f8fb3b3feb74a070cd46621acb105577f04bc936c9b72a95
 2018-08-11 17:34:38 +00:00
dan
e325ffed04 Reload the entire schema after renaming a column in order to ensure that the 
schema for any tables for which parent key definitions were changed are
reloaded.

FossilOrigin-Name: f4497b0136e9fcb1121a834c86f84eeaf8f1e7d3157d409484e086bcef3487f1
 2018-08-11 13:40:20 +00:00
dan
5da06d3d7e Ensure the schema cookie is changed when a column is renamed. 
FossilOrigin-Name: 2dec9ea4ab1779d00bb22add0aa9a8536661d8abc9f4c2fb8628e04d4cd84326
 2018-08-10 20:19:34 +00:00
drh
ad866a1e00 Fix harmless compiler warnings. 
FossilOrigin-Name: 9564d7008c3fd804401a5da6ea342c6f4261db14e9f994d1a38883358a7c6f8c
 2018-08-10 19:33:09 +00:00
dan
6fe7f23fa9 When a column is renamed, update any references to it in REFERENCES clauses 
that belong to other tables.

FossilOrigin-Name: 191079bd4f774528a1e39b71b4a4ce7859dee0edf0ce72e4b6968ae889dc35c8
 2018-08-10 19:19:33 +00:00
dan
7364fb1d04 Merge latest trunk changes with this branch. 
FossilOrigin-Name: c355a8370782aa70f155ee956fa0faec7f45d7c483c442b169b63c5f0a988fd3
 2018-08-10 15:27:55 +00:00
dan
e9a2fa3182 Fix a problem with renaming columns on tables with REFERENCES clauses that 
specify a large number of columns.

FossilOrigin-Name: d48f7bbdf4a1686c25e634a8dec6ead88bf2866fee94ed8e5058f830363424a8
 2018-08-10 14:23:41 +00:00
drh
ad9f515f52 Fix the isLikeOrGlob() routine in the WHERE clause processing logic so that 
it avoids signed/unsigned character comparisons, as that can lead to an
incorrect answer if the ESCAPE clause is an invalid UTF8 string.  Problem
found by OSSFuzz.

FossilOrigin-Name: 4195a3f8b5d2c2ec63771890c5aa7b5e2de60b9fa2273652730239b8577ae418
 2018-08-09 21:45:45 +00:00
dan
cf8f289542 Experimental implementation of ALTER TABLE ... RENAME COLUMN. Still buggy. 
FossilOrigin-Name: fa0fc01eb48a864f0a3d43f9b805d5ed2e530846ee0c34fcbc2eabd9e5696277
 2018-08-09 20:47:01 +00:00
drh
d98f53249c When a column must be a constant due to WHERE clause and the value of that 
column is being coded as a constant, make sure the affinity is correct.

FossilOrigin-Name: 7404ea83168e6c739ebe8fc5d65bbf0265432ccb35b3418bb0381d74362f7527
 2018-08-09 18:36:54 +00:00