strJson, _ := json.Marshal(jsText) //结构体内容 转json文本
    sql := `UPDATE "book"  SET "strJson"='` + string(strJson) + `'  WHERE "id"='0' ` //sql语句
    err := PgDB.QueryRow(sql) //执行存储

type Explain struct {
        Parts      string `json:"parts"`
        Title      string `json:"title"`
        ArrLabel   string `json:"arrLabel" `
        Text       string `json:"text" `
        ArrContent string `json:"arrContent" `
    var strbyte []byte //接收json 字段内容
    sql := `SELECT "name" FROM "book"."name"  WHERE "id"='0' `
    err := PgDB.QueryRow(sql).Scan(&strbyte)
    if err != nil {
        log.Println("SQL异常：", err)
    var jsons Explain //结构体
    json.Unmarshal([]byte(strbyte), &jsons) //转序列号
    fmt.Println(jsons) //打印结果
    /* SQL语句 */
    sql := `INSERT INTO "book"("text","ints","int64s","float64","floats","arrstr","arrint","obj","objarr")`
    sql += `VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9) RETURNING "id"` //$符合作为转换标识
    DB.QueryRow(sql, text, ints, int64s, floats,
        pq.Array(arrstr), pq.Array(arrint), pq.Array(objarr), string(objjson),
    ).Scan(&sql) // 查询单个数据/插入单个数据必须加Scan 接收返回id
//需要运行终端载入 go get github.com/lib/pq