risingwave_frontend::optimizer::rule

Module rewrite_like_expr_rule

Source

Structs§

HasLikeExprVisitor 🔒
LikeExprRewriter 🔒
RewriteLikeExprRule
RewriteLikeExprRule rewrites like expression, so that it can benefit from index selection. col like ‘ABC’ => col = ‘ABC’ col like ‘ABC%’ => col >= ‘ABC’ and col < ‘ABD’ col like ‘ABC%E’ => col >= ‘ABC’ and col < ‘ABD’ and col like ‘ABC%E’