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python-pandas and databases like mysql
...ing a DBI compatible library. We can look at two short examples using the MySQLdb and cx_Oracle libraries to connect to Oracle and MySQL and query their data dictionaries. Here is the example for cx_Oracle:
import pandas as pd
import cx_Oracle
ora_conn = cx_Oracle.connect('your_connection_string'...
Find and Replace text in the entire table using a MySQL query
Usually I use manual find to replace text in a MySQL database using phpmyadmin. I'm tired of it now, how can I run a query to find and replace a text with new text in the entire table in phpmyadmin?
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How to escape apostrophe (') in MySql?
The MySQL documentation says that it should be \' . However, both scite and mysql shows that '' works. I saw that and it works. What should I do?
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PHP Warning: POST Content-Length of 8978294 bytes exceeds the limit of 8388608 bytes in Unknown on l
...oad-max-filesize (change 2M to 2000M).
3. Now stop the Apache server and MySQL.
4. Now restart Apache server and MySQL.
It worked fine after that.
Enjoy ur working now :)
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Join vs. sub-query
I am an old-school MySQL user and have always preferred JOIN over sub-query. But nowadays everyone uses sub-query, and I hate it; I don't know why.
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In php, is 0 treated as empty?
...sset($var) && $var != 0){ Do Something} ??
– mysqllearner
Feb 8 '10 at 9:22
1
@mysql For ...
INSERT INTO…SELECT for all MySQL columns
...%2f%2fstackoverflow.com%2fquestions%2f5253302%2finsert-into-select-for-all-mysql-columns%23new-answer', 'question_page');
}
);
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App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...框】
接入文档
使用Web浏览框，里面要输入网盘用户名密码，成功后返回的url中拿出access_token
这里使用简单模式，回调网页，在回调后的URL中拿出access_token，后面操作都需要它：
http://openapi.baidu.com/oauth/2.0/authorize?display=mobil...
What are the differences between utf8_general_ci and utf8_unicode_ci? [duplicate]
I've got two options for unicode that look promising for a mysql database.
2 Answers
2...
What does `unsigned` in MySQL mean and when to use it?
What does "unsigned" mean in MySQL and when should I use it?
1 Answer
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