Commit Graph

4 Commits

Author SHA1 Message Date
drh
e0568d6fb8 Fix an obscure problem in range estimation with STAT4.
FossilOrigin-Name: 1f16c9a76bc48331799f33b30d143c632fe0e7db
2016-12-09 00:15:17 +00:00
drh
fa385edff3 A new approach to very large sqlite3_mprintf() strings: Back out the
[d655a665] check-in and instead make the size fields in StrAccum unsigned.
Strings generated by sqlite3_mprintf() can now be as large as 2^31-1 bytes.

FossilOrigin-Name: 7adb789f45698e5569b840d23f3f9488db3ed109
2016-01-04 12:07:27 +00:00
dan
3df3059252 Extra tests for commit [0f250957].
FossilOrigin-Name: 5aa522dcb9bfa18d49683f7cc889516984e2bcd2
2015-03-13 08:31:54 +00:00
dan
18bf807689 Allow the query planner to evaluate deterministic scalar SQL functions used in WHERE constraints if all arguments are SQL literals in order to compare the results with sqlite_stat4 sample data.
FossilOrigin-Name: b7f1fc26d24012e1e7c7f6b3cc0b84ad2b02b8ad
2015-03-11 20:06:40 +00:00