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Merge pull request #5891 from taosdata/test/go_taosdemo 

[TD-3879]add stmt mode for taodemo go
This commit is contained in:
huili 2021-04-23 11:18:21 +08:00 committed by GitHub
parent 8f53fcbe57 f8cc5d8bd1
commit c9c2d0e02c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 148 additions and 2 deletions
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150
tests/examples/go/taosdemo.go
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@ -18,6 +18,7 @@ import (
"database/sql"
"flag"
"fmt"
"log"
"math/rand"
"os"
"runtime"
@ -26,8 +27,6 @@ import (
"time"
_ "github.com/taosdata/driver-go/taosSql"
//"golang.org/x/sys/unix"
)
const (
@ -48,6 +47,7 @@ type config struct {
dbName string
supTblName string
tablePrefix string
mode string
numOftables int
numOfRecordsPerTable int
numOfRecordsPerReq int
@ -70,6 +70,7 @@ func init() {
flag.StringVar(&configPara.password, "P", "taosdata", "The password to use when connecting to the server.")
flag.StringVar(&configPara.dbName, "d", "test", "Destination database.")
flag.StringVar(&configPara.tablePrefix, "m", "d", "Table prefix name.")
flag.StringVar(&configPara.mode, "M", "r", "mode,r:raw,s:stmt")
flag.IntVar(&configPara.numOftables, "t", 2, "The number of tables.")
flag.IntVar(&configPara.numOfRecordsPerTable, "n", 10, "The number of records per table.")
flag.IntVar(&configPara.numOfRecordsPerReq, "r", 3, "The number of records per request.")
@ -94,6 +95,7 @@ func printAllArgs() {
fmt.Printf("usr: %v\n", configPara.user)
fmt.Printf("password: %v\n", configPara.password)
fmt.Printf("dbName: %v\n", configPara.dbName)
fmt.Printf("mode: %v\n", configPara.mode)
fmt.Printf("tablePrefix: %v\n", configPara.tablePrefix)
fmt.Printf("numOftables: %v\n", configPara.numOftables)
fmt.Printf("numOfRecordsPerTable: %v\n", configPara.numOfRecordsPerTable)
@ -119,6 +121,24 @@ func main() {
//defer db.Close()
rand.Seed(time.Now().Unix())
if configPara.mode == "s" {
fmt.Printf("\n======== start stmt mode test ========\n")
db, err := sql.Open("taosSql", url)
if err != nil {
log.Fatalf("Open database error: %s\n", err)
}
defer db.Close()
demodbStmt := configPara.dbName
demotStmt := "demotStmt"
drop_database_stmt(db, demodbStmt)
create_database_stmt(db, demodbStmt)
use_database_stmt(db, demodbStmt)
create_table_stmt(db, demotStmt)
insert_data_stmt(db, demotStmt)
select_data_stmt(db, demotStmt)
return
}
createDatabase(configPara.dbName, configPara.supTblName)
fmt.Printf("======== create database success! ========\n\n")
@ -407,6 +427,132 @@ func selectTest(dbName string, tbPrefix string, supTblName string) {
checkErr(err, "rows next iteration error")
}
}
func drop_database_stmt(db *sql.DB, demodb string) {
st := time.Now().Nanosecond()
// drop test db
res, err := db.Exec("drop database if exists " + demodb)
checkErr(err, "drop database "+demodb)
affectd, err := res.RowsAffected()
checkErr(err, "drop db, res.RowsAffected")
et := time.Now().Nanosecond()
fmt.Printf("drop database result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func create_database_stmt(db *sql.DB, demodb string) {
st := time.Now().Nanosecond()
// create database
//var stmt interface{}
stmt, err := db.Prepare("create database ?")
checkErr(err, "create db, db.Prepare")
//var res driver.Result
res, err := stmt.Exec(demodb)
checkErr(err, "create db, stmt.Exec")
//fmt.Printf("Query OK, %d row(s) affected()", res.RowsAffected())
affectd, err := res.RowsAffected()
checkErr(err, "create db, res.RowsAffected")
et := time.Now().Nanosecond()
fmt.Printf("create database result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func use_database_stmt(db *sql.DB, demodb string) {
st := time.Now().Nanosecond()
// create database
//var stmt interface{}
stmt, err := db.Prepare("use " + demodb)
checkErr(err, "use db, db.Prepare")
res, err := stmt.Exec()
checkErr(err, "use db, stmt.Exec")
affectd, err := res.RowsAffected()
checkErr(err, "use db, res.RowsAffected")
et := time.Now().Nanosecond()
fmt.Printf("use database result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func create_table_stmt(db *sql.DB, demot string) {
st := time.Now().Nanosecond()
// create table
// (ts timestamp, id int, name binary(8), len tinyint, flag bool, notes binary(8), fv float, dv double)
stmt, err := db.Prepare("create table ? (? timestamp, ? int, ? binary(10), ? tinyint, ? bool, ? binary(8), ? float, ? double)")
checkErr(err, "create table db.Prepare")
res, err := stmt.Exec(demot, "ts", "id", "name", "len", "flag", "notes", "fv", "dv")
checkErr(err, "create table stmt.Exec")
affectd, err := res.RowsAffected()
checkErr(err, "create table res.RowsAffected")
et := time.Now().Nanosecond()
fmt.Printf("create table result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func insert_data_stmt(db *sql.DB, demot string) {
st := time.Now().Nanosecond()
// insert data into table
stmt, err := db.Prepare("insert into ? values(?, ?, ?, ?, ?, ?, ?, ?) (?, ?, ?, ?, ?, ?, ?, ?) (?, ?, ?, ?, ?, ?, ?, ?)")
checkErr(err, "insert db.Prepare")
res, err := stmt.Exec(demot, "now", 1000, "'haidian'", 6, true, "'AI world'", 6987.654, 321.987,
"now+1s", 1001, "'changyang'", 7, false, "'DeepMode'", 12356.456, 128634.456,
"now+2s", 1002, "'chuangping'", 8, true, "'database'", 3879.456, 65433478.456)
checkErr(err, "insert data, stmt.Exec")
affectd, err := res.RowsAffected()
checkErr(err, "res.RowsAffected")
et := time.Now().Nanosecond()
fmt.Printf("insert data result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func select_data_stmt(db *sql.DB, demot string) {
st := time.Now().Nanosecond()
stmt, err := db.Prepare("select ?, ?, ?, ?, ?, ?, ?, ? from ?") // go binary mode
checkErr(err, "db.Prepare")
rows, err := stmt.Query("ts", "id", "name", "len", "flag", "notes", "fv", "dv", demot)
checkErr(err, "stmt.Query")
fmt.Printf("%10s%s%8s %5s %8s%s %s %10s%s %7s%s %8s%s %11s%s %14s%s\n", " ", "ts", " ", "id", " ", "name", " ", "len", " ", "flag", " ", "notes", " ", "fv", " ", " ", "dv")
var affectd int
for rows.Next() {
var ts string
var name string
var id int
var len int8
var flag bool
var notes string
var fv float32
var dv float64
err = rows.Scan(&ts, &id, &name, &len, &flag, &notes, &fv, &dv)
//fmt.Println("start scan fields from row.rs, &fv:", &fv)
//err = rows.Scan(&fv)
checkErr(err, "rows.Scan")
fmt.Printf("%s\t", ts)
fmt.Printf("%d\t", id)
fmt.Printf("%10s\t", name)
fmt.Printf("%d\t", len)
fmt.Printf("%t\t", flag)
fmt.Printf("%s\t", notes)
fmt.Printf("%06.3f\t", fv)
fmt.Printf("%09.6f\n", dv)
affectd++
}
et := time.Now().Nanosecond()
fmt.Printf("insert data result:\n %d row(s) affectd (%6.6fs)\n\n", affectd, (float32(et-st))/1e9)
}
func checkErr(err error, prompt string) {
if err != nil {
fmt.Printf("%s\n", prompt)