milvus/internal/mysqld/planner/is_expression.go

33 lines
685 B
Go

package planner
import "fmt"
type NodeIsExpression struct {
baseNode
Predicate *NodePredicate
TV TestValue
Op IsOperator
}
func (n *NodeIsExpression) String() string {
return fmt.Sprintf("NodeIsExpression, Op: %v, Test Value: %v", n.Op, n.TV)
}
func (n *NodeIsExpression) GetChildren() []Node {
return []Node{n.Predicate}
}
func (n *NodeIsExpression) Accept(v Visitor) interface{} {
return v.VisitIsExpression(n)
}
func NewNodeIsExpression(text string, predicate *NodePredicate, tv TestValue, op IsOperator) *NodeIsExpression {
n := &NodeIsExpression{
baseNode: newBaseNode(text),
Predicate: predicate,
TV: tv,
Op: op,
}
return n
}