You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: bind.go
    path of file: ./repos/clickhouse-go/examples/std
    
    the code of the file until where you have to start completion: // Licensed to ClickHouse, Inc. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. ClickHouse, Inc. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package std

import (
	"database/sql"
	"fmt"
	"github.com/ClickHouse/clickhouse-go/v2"
	clickhouse_tests "github.com/ClickHouse/clickhouse-go/v2/tests/std"
	"time"
)

func BindParameters() error {
	conn, err := GetStdOpenDBConnection(clickhouse.Native, nil, nil, nil)
	if err != nil {
		return err
	}
	const ddl = `
	CREATE TABLE example (
		  Col1 UInt8
		, Col2 String
		, Col3 DateTime
	) ENGINE = Memory
	`
	if _, err := conn.Exec(`DROP TABLE IF EXISTS example`); err != nil {
		return err
	}
	if _, err := conn.Exec(ddl); err != nil {
		return err
	}
	scope, err := conn.Begin()
	if err != nil {
		return err
	}
	datetime := time.Now()
	{
		scope, err := conn.Begin()
		if err != nil {
			return err
		}
		batch, err := scope.Prepare("INSERT INTO example")
		if err != nil {
			return err
		}
		for i := 0; i 
    
func BindParameters() error {
	conn, err := GetStdOpenDBConnection(clickhouse.Native, nil, nil, nil)
	if err != nil {
		return err
	}
	const ddl = `
	CREATE TABLE example (
		  Col1 UInt8
		, Col2 String
		, Col3 DateTime
	) ENGINE = Memory
	`
	if _, err := conn.Exec(`DROP TABLE IF EXISTS example`); err != nil {
		return err
	}
	if _, err := conn.Exec(ddl); err != nil {
		return err
	}
	scope, err := conn.Begin()
	if err != nil {
		return err
	}
	datetime := time.Now()
	{
		scope, err := conn.Begin()
		if err != nil {
			return err
		}
		batch, err := scope.Prepare("INSERT INTO example")
		if err != nil {
			return err
		}
		for i := 0; i < 10; i++ {
			if _, err := batch.Exec(uint8(i), "ClickHouse Inc.", datetime.Add(time.Duration(i)*time.Hour)); err != nil {
				return err
			}
		}
		if err := scope.Commit(); err != nil {
			return err
		}
	}
	if err := scope.Commit(); err != nil {
		return err
	}

	var result struct {
		Col1 uint8
		Col2 string
		Col3 time.Time
	}

	// numeric bind
	if err := conn.QueryRow(`SELECT * FROM example WHERE Col1 = $1 AND Col3 = $2`, 2, datetime.Add(time.Duration(2)*time.Hour)).Scan(
		&result.Col1,
		&result.Col2,
		&result.Col3,
	); err != nil {
		return err
	}
	fmt.Println(clickhouse_tests.ToJson(result))

	// named bind
	if err := conn.QueryRow(`SELECT * FROM example WHERE Col1 = @Col1 AND Col3 = @Col2`,
		sql.Named("Col1", 4),
		sql.Named("Col2", datetime.Add(time.Duration(4)*time.Hour)),
	).Scan(
		&result.Col1,
		&result.Col2,
		&result.Col3,
	); err != nil {
		return err
	}
	fmt.Println(clickhouse_tests.ToJson(result))

	// positional bind
	if err := conn.QueryRow(`SELECT * FROM example WHERE Col1 = ? AND Col3 = ?`,
		6,
		datetime.Add(time.Duration(6)*time.Hour),
	).Scan(
		&result.Col1,
		&result.Col2,
		&result.Col3,
	); err != nil {
		return err
	}
	fmt.Println(clickhouse_tests.ToJson(result))

	return nil
}