Sears Russell
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55b0ddf1b6
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Fixed nasty bug that was causing the LLADD header to be lost (!!)
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2004-12-06 01:20:48 +00:00 |
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Sears Russell
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72070acb67
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Implemented TsetRange, fixed bug in linear hash.
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2004-12-03 00:27:47 +00:00 |
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Sears Russell
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ded5c92c9d
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Support for nested top actions, with simple unit test. (Haven't tested for thread safety yet.)
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2004-11-29 21:28:13 +00:00 |
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Sears Russell
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5064e3fac2
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Implemented pages that store fixed sized records efficiently, and a java-style ArrayList data structure that efficiently supports (relatively) clustered, O(1) access time expandable arrays. (This will be used for the hash implementation...)
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2004-10-06 06:08:09 +00:00 |
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Sears Russell
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96e7af92a4
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Added test cases for Tprepare(), implemented some redo-only operations, and started to clean up record allocation/deallocation.
Also, numerous bugfixes.
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2004-10-02 07:29:34 +00:00 |
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Sears Russell
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b4d7883f66
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Fixed regressions, major update of page / slotted interfaces in anticipation of moving LLADD towards a generic transactional page system.
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2004-08-17 01:46:17 +00:00 |
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Sears Russell
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a74c499dd7
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Fixed data corruption bug in the freelist implementation, and corrected lsn updates.
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2004-07-30 02:07:41 +00:00 |
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Sears Russell
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422198418a
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bufferMananger is (really!) re-entrant now, performed big refactoring to prevent deadlocks, check_transactional2 ran overnight without coring, w/ 25 threads, and 10000 allocate/write/reads per thread. (The whole test suite was run in a loop...)
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2004-07-23 20:21:44 +00:00 |
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Sears Russell
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126ae31392
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bufferMananger is *really* reentrant now! (I think) However, the same thread may not load a page more than once. So, LLADD has to be altered so that it never calls loadPage() more than once per operation (more efficient), and/or pin/unpin need to be implemented. An easy way to do pin/unpin is to have them pull things out of the cache replacement list, and then re-insert them.
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2004-07-21 02:13:28 +00:00 |
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Sears Russell
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2b42451280
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Cleaning up bufferManager / page for locking. Want to limit access to the Page struct.
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2004-07-14 20:49:18 +00:00 |
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Sears Russell
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f8015a5687
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Documentation update, added latch profiling tools.
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2004-07-04 00:46:49 +00:00 |
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Sears Russell
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fab0e6cbbd
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Bugfixes ; blobs pass regression. Next stop: Delete old cruft.
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2004-06-28 21:10:10 +00:00 |
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Sears Russell
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d1f76f0b4a
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Initial revision
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2004-06-24 21:10:31 +00:00 |
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