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Changes On Branch pread
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Changes In Branch pread Excluding Merge-Ins

This is equivalent to a diff from 16fbf2e1 to 38fb54e7

2016-03-04
03:20
Detect the presence of pread()/pwrite() system calls on unix systems and use them if available. (check-in: 82cbf5ad user: drh tags: trunk)
03:14
Further fixes to the pread()/pwrite() enabling logic. (Closed-Leaf check-in: 38fb54e7 user: drh tags: pread)
03:02
Fix the build for cases when pread()/pwrite() are not available. (check-in: 7d67d876 user: drh tags: pread)
02:59
Add the test_bestindex.c file to Makefile.in and Makefile.msc so that "make test" will work again. (check-in: 6ec6b6a9 user: drh tags: trunk)
02:38
Update the configure script to detect pread/pwrite and update os_unix.c to use those routines if they are available. (check-in: 2cffb9e5 user: drh tags: pread)
2016-03-03
21:29
Merge the latest updates from trunk. (check-in: 55c00f71 user: drh tags: memjournal-exp)
21:22
Reduce the amount of heap memory required to store many schemas by storing the column datatype appended to the column name (with a \000 separator), rather than in separate memory allocation. (check-in: 16fbf2e1 user: drh tags: trunk)
20:42
Allow the left-hand side of IN operators on virtual tables to have the aConstraintUsage[].omit flag clear. (check-in: 3eb74342 user: drh tags: trunk)
2016-02-29
15:53
Reduce the amount of heap required to store many schemas by storing each column datatype appended to the column name, rather than as a separate allocation. (Closed-Leaf check-in: 842b2116 user: drh tags: schema-storage)

Changes to config.h.in.

Changes to configure.

Changes to configure.ac.

Changes to src/os_unix.c.