"database/sql"
	"database/sql/driver"
	"encoding/json"
	"reflect"

	"github.com/jinzhu/now"
	"gorm.io/gorm/clause"
	"gorm.io/gorm/schema"
)

type DeletedAt sql.NullTime

// Scan implements the Scanner interface.
func (n *DeletedAt) Scan(value interface{}) error {
	return (*sql.NullTime)(n).Scan(value)
}

// Value implements the driver Valuer interface.
func (n DeletedAt) Value() (driver.Value, error) {
	if !n.Valid {

	}
}

type Content struct {
	Content interface{} `gorm:"type:String"`
}

func (c Content) Value() (driver.Value, error) {
	// mssql driver with issue on handling null bytes https://github.com/denisenkom/go-mssqldb/issues/530,
	b, err := json.Marshal(c)
	return string(b[:]), err
}

func (c *Content) Scan(src interface{}) error {

A database driver may implement [RowsColumnScanner] to entirely override `Scan` behavior....

package logger_test

import (
	"database/sql/driver"
	"encoding/json"
	"fmt"
	"regexp"
	"strings"
	"testing"

	"github.com/jinzhu/now"
	"gorm.io/gorm/logger"
)

type JSON json.RawMessage

func (j JSON) Value() (driver.Value, error) {
	if len(j) == 0 {
		return nil, nil
	}
	return json.RawMessage(j).MarshalJSON()
}

type ExampleStruct struct {
	Name string
	Val  string
}

package tests_test

import (
	"fmt"
	"testing"

	"gorm.io/driver/mysql"
	"gorm.io/gorm"
)

func TestWithSingleConnection(t *testing.T) {
	expectedName := "test"
	var actualName string

	setSQL, getSQL := getSetSQL(DB.Dialector.Name())
	if len(setSQL) == 0 || len(getSQL) == 0 {
		return
	}

	err := DB.Connection(func(tx *gorm.DB) error {
		if err := tx.Exec(setSQL, expectedName).Error; err != nil {
			return err

pkg database/sql, method (*DB) SetConnMaxIdleTime(time.Duration)
pkg database/sql, method (*Row) Err() error
pkg database/sql, type DBStats struct, MaxIdleTimeClosed int64
pkg database/sql/driver, type Validator interface { IsValid }
pkg database/sql/driver, type Validator interface, IsValid() bool
pkg debug/pe, const IMAGE_DLLCHARACTERISTICS_APPCONTAINER = 4096
pkg debug/pe, const IMAGE_DLLCHARACTERISTICS_APPCONTAINER ideal-int

		}

		if v.Alias != "" {
			writer.WriteString(" AS ")
			write(v.Raw, v.Alias)
		}
	case []clause.Column:
		writer.WriteByte('(')
		for idx, d := range v {
			if idx > 0 {
				writer.WriteByte(',')
			}
			stmt.QuoteTo(writer, d)
		}
		writer.WriteByte(')')
	case clause.Expr:
		v.Build(stmt)
	case string:
		stmt.DB.Dialector.QuoteTo(writer, v)
	case []string:
		writer.WriteByte('(')

package schema

import (
	"context"
	"database/sql"
	"database/sql/driver"
	"fmt"
	"reflect"
	"strconv"
	"strings"
	"sync"
	"time"

	"github.com/jinzhu/now"
	"gorm.io/gorm/clause"
	"gorm.io/gorm/utils"
)

// special types' reflect type
var (
	TimeReflectType    = reflect.TypeOf(time.Time{})
	TimePtrReflectType = reflect.TypeOf(&time.Time{})
	ByteReflectType    = reflect.TypeOf(uint8(0))
)

type (

package gorm

import (
	"database/sql"
	"database/sql/driver"
	"reflect"
	"strings"
	"time"

	"gorm.io/gorm/schema"
	"gorm.io/gorm/utils"
)

// prepareValues prepare values slice
func prepareValues(values []interface{}, db *DB, columnTypes []*sql.ColumnType, columns []string) {
	if db.Statement.Schema != nil {
		for idx, name := range columns {
			if field := db.Statement.Schema.LookUpField(name); field != nil {

pkg database/sql, type Out struct, In bool
pkg database/sql, var ErrConnDone error
pkg database/sql/driver, type NamedValueChecker interface { CheckNamedValue }
pkg database/sql/driver, type NamedValueChecker interface, CheckNamedValue(*NamedValue) error
pkg database/sql/driver, var ErrRemoveArgument error
pkg encoding/asn1, const TagNull = 5
pkg encoding/asn1, const TagNull ideal-int