"gorm.io/gorm/schema"
)

// for Config.cacheStore store PreparedStmtDB key
const preparedStmtDBKey = "preparedStmt"

// Config GORM config
type Config struct {
	// GORM perform single create, update, delete operations in transactions by default to ensure database data integrity
	// You can disable it by setting `SkipDefaultTransaction` to true
	SkipDefaultTransaction bool
	// NamingStrategy tables, columns naming strategy

			builder.WriteString(" WHERE ")
			onConflict.TargetWhere.Build(builder)
			builder.WriteByte(' ')
		}
	}

	if onConflict.DoNothing {
		builder.WriteString("DO NOTHING")
	} else {
		builder.WriteString("DO UPDATE SET ")
		onConflict.DoUpdates.Build(builder)
	}

	if len(onConflict.Where.Exprs) > 0 {
		builder.WriteString(" WHERE ")
		onConflict.Where.Build(builder)
		builder.WriteByte(' ')
	}
}

			appendToRelations(reflectValue.Index(i), reflect.Indirect(reflect.ValueOf(values[i])), clear)

			// TODO support save slice data, sql with case?
			association.Error = associationDB.Updates(reflectValue.Index(i).Addr().Interface()).Error
		}
	case reflect.Struct:
		// clear old data
		if clear && len(values) == 0 {

	sql = "CONSTRAINT ? FOREIGN KEY ? REFERENCES ??"
	if constraint.OnDelete != "" {
		sql += " ON DELETE " + constraint.OnDelete
	}

	if constraint.OnUpdate != "" {
		sql += " ON UPDATE " + constraint.OnUpdate
	}

	foreignKeys := make([]interface{}, 0, len(constraint.ForeignKeys))
	for _, field := range constraint.ForeignKeys {
		foreignKeys = append(foreignKeys, clause.Column{Name: field.DBName})

		field.Creatable = true
		field.Updatable = true

		if v != "<-" {
			if !strings.Contains(v, "create") {
				field.Creatable = false
			}

			if !strings.Contains(v, "update") {
				field.Updatable = false
			}
		}
	}

	// Normal anonymous field or having `EMBEDDED` tag