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Add the TK_IF_NULL_ROW opcode to deal with non-NULL result columns in the

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result set of a view or subquery on the RHS of a LEFT JOIN that gets flattened.

FossilOrigin-Name: 3a5860d86fadcf924316707918bf283d26c53b1473e5e67f5cff59d18c2a7742
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drh
2017-04-14 19:03:10 +00:00
parent 399c7e21e4
commit 31d6fd5507
9 changed files with 83 additions and 47 deletions
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tool/addopcodes.tcl
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@ -39,6 +39,7 @@ set extras {
REGISTER
VECTOR
SELECT_COLUMN
IF_NULL_ROW
ASTERISK
SPAN
SPACE