https://github.com/juelite/ch_pool
golang clickhouse connect pool
https://github.com/juelite/ch_pool
ch clickhouse clickhouse-client clickhouse-pool golang-clickhouse
Last synced: 5 months ago
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golang clickhouse connect pool
- Host: GitHub
- URL: https://github.com/juelite/ch_pool
- Owner: juelite
- Created: 2019-12-17T09:02:09.000Z (over 6 years ago)
- Default Branch: master
- Last Pushed: 2019-12-17T09:27:35.000Z (over 6 years ago)
- Last Synced: 2024-06-20T13:37:41.087Z (almost 2 years ago)
- Topics: ch, clickhouse, clickhouse-client, clickhouse-pool, golang-clickhouse
- Language: Go
- Size: 1.95 KB
- Stars: 1
- Watchers: 2
- Forks: 1
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
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README
## golang clickhouse connection pool
### click house connection package
```text
github.com/jmoiron/sqlx
```
### install
```shell script
go get -u github.com/juelite/ch_pool
```
### use
- init click house pool
```go
var (
chPool *ChPool
err error
)
func init() {
dsn := "tcp://192.168.1.50:9000?database=big_data&read_timeout=3600&write_timeout=3600&alt_hosts=192.168.1.51:9000,192.168.1.52:9000"
chPool, err = NewChPool(10, 100, 1800, func() (db *sqlx.DB, e error) {
return sqlx.Open("clickhouse", dsn)
})
if err != nil {
log.Println(err.Error())
panic(err)
} else {
log.Printf("click house连接成功！%s\n", dsn)
}
}
```
- business logic use click house connect
```go
func main() {
conn, err := chPool.GetConn()
if err != nil {
return
}
defer chPool.Release(conn)
sql := "select column1, column2 from database.table limit 1"
rows, err := chConn.Query(sql)
// todo handle error
// todo deal return data
}
```