presto

package

v0.0.0-...-4ea7438 Latest Latest Go to latest Published: Dec 4, 2022 License: MIT Imports: 5 Imported by: 0

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func Format(userName, password, host, port, catalog, schema string) string

type Presto struct {
	Error error
	// contains filtered or unexported fields
}

func Open(dsn string) (p *Presto, err error)

Open 打开 * 格式：http[s]://user[:pass]@host[:port][?parameters] 例子：http://root@bigdata.node-1:8081?catalog=hive&schema=test

func (p *Presto) Close()

Close 关闭

func (p *Presto) Exec(sql string, args ...interface{}) *Presto

Exec 执行sql

func (p *Presto) Find(out interface{}) *Presto

Find 赋值

func (p *Presto) First(out interface{}) *Presto

First 单行首行首列

func (p *Presto) Map() (list []map[string]interface{}, err error)

Map 字典

func (p *Presto) Query(sql string, args ...interface{}) *Presto

Query 查询