select * from crm_member_tags where (tags->>'48')='A-la' and member_id=9430 

結果:

member_idtagscampaigns
9,430{"1": "男", "2": 0, "3": "上海市", "4": "", "5": "", "6": "", "7": "晉江店", "8": "微信", "9": "", "10": "", "11": 77, "12": 3, "13": 28.00, "14": 9.33, "15": 2, "16": 28.00, "17": 14.00, "18": 2, "19": 28.00, "20": 14.00, "21": 2, "22": 28.00, "23": 14.00, "24": 0.00, "25": 0, "26": "", "27": 0, "28": "", "29": "", "30": "", "31": "", "32": "", "33": "3.000000", "34": "66%", "35": "100%", "36": "0%", "37": "牛堡", "38": "Value ", "39": "0%", "40": "33%", "41": "", "42": "下午茶", "43": "午餐", "44": "工作日", "45": "100%", "46": 0.00, "47": "Combo", "48": "A-la", "49": "Burger", "50": "Snack", "51": "圖文推送", "52": "限時", "mid": 9430}NULL