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(parent: 63b3878) | patch
Generate VDBE code for the built-in COALESCE() and IFNULL() functions. This
authordrh <drh@noemail.net>
Wed, 11 Nov 2009 00:24:31 +0000 (00:24 +0000)
committerdrh <drh@noemail.net>
Wed, 11 Nov 2009 00:24:31 +0000 (00:24 +0000)
commitae6bb9570b6d6ef7893a9571d0fa10b43d936f61
tree5c9ee74af1b3a4dc9d4912d51af98525357395aetree | snapshot
parent63b38789210cab605cbff76932f4be20323a5724commit | diff
Generate VDBE code for the built-in COALESCE() and IFNULL() functions.  This
allows unused arguments to never be evaluated, which is a performance win when
the unused argument is a subquery.

FossilOrigin-Name: 30055b257c3c65f8123cad5ac6c62c4c6ca2c900
manifest diff | blob | blame | history
manifest.uuid diff | blob | blame | history
src/expr.c diff | blob | blame | history
src/func.c diff | blob | blame | history
src/sqliteInt.h diff | blob | blame | history
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