SC
The optimizer can also use a B-tree index for queries involving the pattern matching operators LIKE and ~
но на практике у меня всегда выходил фуллскан
Size: a a a
SC
The optimizer can also use a B-tree index for queries involving the pattern matching operators LIKE and ~
ЯТ
YS
YS
IZ
JS
AK
AK
AK
Л
AK
Л
IZ
AK
IZ
AK
AK
AK
AL
SC