update mytable t1 set area_code = t2.area_code from (select pgp_sym_encrypt(area_code,'Password', 'compress-algo=1, cipher-algo=aes256') as area_code,area_name from mytable) t2 where t1.area_name = t2.area_name; However the decryption query does not seem to work if I give s...
加密类型: 1.单向散列加密 就是把任意长度的信息进行散列计算,得到固定长度的输出,这个散列计算过...
I am unsure how to handle the same in postgresql. Tried using the pgp_sym_encrypt/pgp_sym_decrypt functions. If the encryption key is wrong, it throws error "Wrong key/corrupt data". I tried searching for some functions that could capture this error and return 'null' as in MySQL so th...
CodeIgniter 通过 SPL collection 和一些框架内自定义异常来生成系统错误报告。错误处理的行为取决于你部署...
默认的加密方法使用salt,所以相同值的每次加密都会给予不同的结果,参见the docs中的s2k模式,但是如果...
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insert into credentials values('demo', pgp_sym_encrypt('password', 'longpassword')); I get this psql:sql/Create.Credentials.table.sql:31: ERROR: function pgp_sym_encrypt(unknown, unknown) does not exist LINE 1: insert into credentials values('demo', pgp_sym_encrypt('pass... ^ HINT:...
Its throwing me psycopg2.errors.UndefinedFunction: function pgp_sym_encrypt(numeric, unknown) does not exist Any help would be great. Thanks :) python django postgresql encryption pgcrypto Share Improve this question Follow edited Jul 26, 2020 at 15:56 asked Jul 26, 2020 at 15:17 Manoj ...
函数可分为: 随机数函数 绝对值函数 最大最小值函数 取整函数 取余函数 平方次方函数 三角函数 进制...