Method ToSQLString

server/querier/engine/clickhouse/clickhouse.go:1532–1544

原始sql转为clickhouse-sql

()

// 原始sql转为clickhouse-sql
func (e *CHEngine) ToSQLString() string {
	if e.View == nil {
		for _, stmt := range e.Statements {
			stmt.Format(e.Model)
		}
		FormatLimit(e.Model)
		// 使用Model生成View
		e.View = view.NewView(e.Model)
	}
	// View生成clickhouse-sql
	chSql := e.View.ToString()
	return chSql
}

func (e *CHEngine) parseOrderBy(order *sqlparser.Order) error {
	switch expr := order.Expr.(type) {