大约有 4,000 项符合查询结果（耗时：0.0204秒） [XML]
How to change the CHARACTER SET (and COLLATION) throughout a database?
...TER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change table collation:
ALTER TABLE <table_name> CONVERT TO CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change column collation:
ALTER TABLE <table_name> MODIFY <column_name> VARCHAR(255) CHARACT...
Store query result in a variable using in PL/pgSQL
...on't leave out the table name prefix on test_table.name or you'll get complaints about an ambiguous reference.
share
|
improve this answer
|
follow
|
...
新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
新浪是如何分析处理32亿条实时日志的？【编者的话】我从2014年初入职新浪后就开始接触实时日志分析相关的技术，主要是ELK（Elasticsearch、Logstash、Kibana），当时是学习+ELK优...【编者的话】我从2014年初入职新浪后就开始接触实...
EditText, clear focus on touch outside
...o hours. Adding these lines in top parent worked.
– Däñish Shärmà
Mar 9 '18 at 15:02
FYI : Though it works for mos...
Best way to convert string to bytes in Python 3?
...le, as in Python 2 the default character encoding is ASCII.
>>> 'äöä'.encode()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 0: ordinal not in range(128)
...
Characters allowed in a URL
...URL parameter:
http://example.com/?^1234567890ß´qwertzuiopü+asdfghjklöä#<yxcvbnm,.-°!"§$%&/()=? `QWERTZUIOPÜ*ASDFGHJKLÖÄ\'>YXCVBNM;:_²³{[]}\|µ@€~
These were not encoded:
^0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ,.-!/()=?`*;:_{}[]\|~
Not encoded af...
Mapping a function on the values of a map in Clojure
...ion that promises it's going to work.
– Jouni K. Seppänen
Mar 29 '11 at 10:40
1
@Jason Yeah, the...
How can I unit test a GUI?
...erformance gain could one expect compared to MD5?
– Lèse majesté
Jul 4 '12 at 5:33
1
You answer...
程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
...相互不认识，明明想给丽丽写一封情书，让隔壁老王送去如何保证隔壁老王不能看到情书内容？（保密性)如何保证隔壁...前文回顾
假如，明明和丽丽相互不认识，明明想给丽丽写一封情书，让隔壁老王送去
如何保证隔壁老...
windows版 svn 服务器搭建及总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...在用svn客户端，因为一些需求需要自己搭建svn服务器。1.下载svn服务器版本，网上遍地都是，下载下来后，解压，一路next 即可。我的...一直是在用svn客户端，因为一些需求需要自己搭建svn服务器。
1.下载svn服务器版本，下载下...