Created
March 21, 2020 12:55
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Test benchmark with additional parameters
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func benchmarkBulkCreate(size int, b *testing.B) { | |
db, err := gorm.Open("postgres", "host=localhost port=5432 user=testuser dbname=testdb password=123456 sslmode=disable") | |
if err != nil { | |
fmt.Println(err) | |
} | |
defer db.Close() | |
users := stubUsers(b) | |
tx := db.Begin() | |
chunkList := funk.Chunk(users, size) | |
for _, chunk := range chunkList.([][]*User) { | |
valueStrings := []string{} | |
valueArgs := []interface{}{} | |
for _, user := range chunk { | |
now := time.Now() | |
valueStrings = append(valueStrings, "(?, ?, ?, ?)") | |
valueArgs = append(valueArgs, now) | |
valueArgs = append(valueArgs, now) | |
valueArgs = append(valueArgs, user.Name) | |
valueArgs = append(valueArgs, user.Password) | |
} | |
stmt := fmt.Sprintf("INSERT INTO users (created_at, updated_at, name, password) VALUES %s", strings.Join(valueStrings, ",")) | |
err = tx.Exec(stmt, valueArgs...).Error | |
if err != nil { | |
tx.Rollback() | |
fmt.Println(err) | |
} | |
} | |
err = tx.Commit().Error | |
if err != nil { | |
fmt.Println(err) | |
} | |
} |
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