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Overview
| Comment: | Fix a problem preventing shared-memory space from being reused. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
6f9c692a0e42a2f0ec993d3fbf56980a |
| User & Date: | dan 2012-09-11 18:57:46 |
Context
|
2012-09-12
| ||
| 14:19 | Add code for emergency rollback of the shared-memory tree. check-in: d52cc59da3 user: dan tags: trunk | |
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2012-09-11
| ||
| 18:57 | Fix a problem preventing shared-memory space from being reused. check-in: 6f9c692a0e user: dan tags: trunk | |
| 18:48 | Fix log file wrapping so that it works as described in lsm.wiki. This eliminates some BUSY errors that were coming up in multi-thread tests. check-in: f8ce14403f user: dan tags: trunk | |
Changes
Changes to src/lsm_tree.c.
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** Empty the contents of the in-memory tree.
*/
void lsmTreeClear(lsm_db *pDb){
pDb->treehdr.iTransId = 1;
pDb->treehdr.iRoot = 0;
pDb->treehdr.nHeight = 0;
pDb->treehdr.nByte = 0;
}
/*
** This function is called during recovery to initialize the
** tree header. Only the database connections private copy of the tree-header
** is initialized here - it will be copied into shared memory if log file
** recovery is successful.
|
> |
963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 |
** Empty the contents of the in-memory tree.
*/
void lsmTreeClear(lsm_db *pDb){
pDb->treehdr.iTransId = 1;
pDb->treehdr.iRoot = 0;
pDb->treehdr.nHeight = 0;
pDb->treehdr.nByte = 0;
pDb->treehdr.iUsedShmid = pDb->treehdr.iNextShmid-1;
}
/*
** This function is called during recovery to initialize the
** tree header. Only the database connections private copy of the tree-header
** is initialized here - it will be copied into shared memory if log file
** recovery is successful.
|