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5 Commits

Author SHA1 Message Date
drh 8210233c7b Revise tests cases to align with the new EXPLAIN QUERY PLAN output. 
FossilOrigin-Name: 50fbd532602d2c316813046ed6be8be2991c281eb5f295c4c28520a0de73862c
 2021-03-20 15:11:29 +00:00
drh 32dcc847b5 Enhance the xBestIndex interface of virtual table so that if the xBestIndex 
method returns SQLITE_CONSTRAINT then that particular combination of
constraints is considered unusable and does not participate further in
query planning.

FossilOrigin-Name: 684013cef6bfcfd920a4aec645df9f5d41ace8b34e75fca61759c1b4f82cc89e
 2018-11-16 13:56:15 +00:00
dan f689400dc7 Prevent an == constraint specified using the table-valued-function argument 
syntax from being used to optimize any scan not related to the virtual table
for which it was specified as an argument.

FossilOrigin-Name: 4d46685f282409f7154be288719cbea4b743d7ea5315a55a91462003497469f7
 2018-10-26 15:36:53 +00:00
drh e0a04a36a6 All temp.sqlite_master to be used as an alias for sqlite_temp_master. 
FossilOrigin-Name: 8d646905b830d5bb29092e103ac5cb499b3c7e5a
 2016-12-16 01:00:21 +00:00
dan b47ebe6128 Add extra tests for the xBestIndex() virtual table method. 
FossilOrigin-Name: 642a8fba91d2bf61b494b845cb499714363209b1
 2016-11-11 09:51:46 +00:00