third_party/sqlite/sqlite-src-3080704/doc/vfs-shm.txt - Issue 883353008: [sql] Import reference version of SQLite 3.8.7.4.

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Issue 883353008: [sql] Import reference version of SQLite 3.8.7.4. (Closed) Base URL: http://chromium.googlesource.com/chromium/src.git@master

Patch Set: Hold back encoding change which is messing up patch. Created 5 years, 10 months ago

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1 The 5 states of an historical rollback lock as implemented by the	1 The 5 states of an historical rollback lock as implemented by the

2 xLock, xUnlock, and xCheckReservedLock methods of the sqlite3_io_methods	2 xLock, xUnlock, and xCheckReservedLock methods of the sqlite3_io_methods

3 objec are:	3 objec are:

4	4

5 UNLOCKED	5 UNLOCKED

6 SHARED	6 SHARED

7 RESERVED	7 RESERVED

8 PENDING	8 PENDING

9 EXCLUSIVE	9 EXCLUSIVE

10	10

(...skipping 110 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
121 (11j) READ_FULL RECOVER RECOVER	121 (11j) READ_FULL RECOVER RECOVER

122 (11k) WRITE READ READ	122 (11k) WRITE READ READ

123 (11l) PENDING UNLOCK UNLOCK	123 (11l) PENDING UNLOCK UNLOCK

124 (11m) PENDING CHECKPOINT CHECKPOINT	124 (11m) PENDING CHECKPOINT CHECKPOINT

125 (11n) CHECKPOINT UNLOCK UNLOCK	125 (11n) CHECKPOINT UNLOCK UNLOCK

126 (11o) RECOVER READ READ	126 (11o) RECOVER READ READ

127	127

128 These 15 transitions are all that needs to be supported. The lock	128 These 15 transitions are all that needs to be supported. The lock

129 manager implementation can assert that fact. The other 27 possible	129 manager implementation can assert that fact. The other 27 possible

130 transitions among the 7 locking states will never occur.	130 transitions among the 7 locking states will never occur.

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