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Overview
Comment:Replace the magic number (-2) with its symbol XN_EXPR in the exprMightBeIndexed() routine. No logic changes.
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SHA1: d4a5af69cc3bde6f8c02075c07b4d47a0252392d
User & Date: drh 2016-08-19 19:58:06
Context
2016-08-20
00:07
Change the way TK_SELECT_COLUMN is handled so that the subquery is only generated once even if part of the vector comparison is used for indexing and the other part is now. This change also is a pathway to vector assignment in UPDATE statements. check-in: d8feea7d user: drh tags: rowvalue
2016-08-19
19:58
Replace the magic number (-2) with its symbol XN_EXPR in the exprMightBeIndexed() routine. No logic changes. check-in: d4a5af69 user: drh tags: rowvalue
19:12
Improved comments on sqlite3CodeSubquery(). No changes to code. check-in: acea4ee1 user: drh tags: rowvalue
Changes
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Changes to src/whereexpr.c.