Function rootValueChanged

core/context.go:585–605

rootValueChanged returns whether the new root value is different from the old one

(newRoot *RootValue, root *RootValue)

// rootValueChanged returns whether the new root value is different from the old one
func rootValueChanged(newRoot *RootValue, root *RootValue) (error, bool) {
	if newRoot == root {
		return nil, false
	}

	newHash, err := newRoot.HashOf()
	if err != nil {
		return err, false
	}

	oldHash, err := root.HashOf()
	if err != nil {
		return err, false
	}

	if newHash == oldHash {
		return nil, false
	}

	return nil, true
}

// databasesInContext returns all databases found within the context values.
func databasesInContext(ctx *sql.Context, cv *contextValues) []string {