Lines Matching refs:usable
39 if {$C(usable)} {
93 if {$C(column)==0 && $C(op)=="eq" && $C(usable)} {
197 if {$c(op)=="eq" && $c(usable)} {
281 # represented by a "usable" SQLITE_INDEX_CONSTRAINT_EQ constraint. If
284 # as "not usable". Depending on the relative costs of the two plans as
307 if {$C(usable)} {
328 [list {op eq column 0 usable 1} \
329 {op eq column 2 usable 1} \
330 {op ge column 1 usable 1} \
331 {op le column 1 usable 1} \
333 [list {op eq column 0 usable 1} \
334 {op eq column 2 usable 0} \
335 {op ge column 1 usable 1} \
336 {op le column 1 usable 1}