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1. Text Query Problems Using Quotes And Other Special Characters List
2. Text Query Problems Using Quotes And Other Special Characters Pictures
3. Text Query Problems Using Quotes And Other Special Characters Names

. MySQL, unlike some SQL engines, allows you to quote strings with either single quotes or double quotes, so you can enclose a string containing single quotes within double quotes: mysql SELECT 'I'm asleep'; +-+ I'm asleep +-+ I'm asleep +-+ This works in reverse, too; a string containing double quotes can be enclosed within single quotes: mysql SELECT 'He said, 'Boo!' '; +-+ He said, 'Boo!' +-+ He said, 'Boo!' +-+. To include a quote character within a string that is quoted by the same kind of quote, either double the quote or precede it with a backslash. When MySQL reads the query string, it will strip off the extra quote or the backslash: mysql SELECT 'I'm asleep', 'I 'm wide awake'; +-+-+ I'm asleep I'm wide awake +-+-+ I'm asleep I'm wide awake +-+-+ 1 row in set (0.00 sec) mysql SELECT 'He said, 'Boo!'

', 'And I said, 'Yikes! '; +-+-+ He said, 'Boo!' And I said, 'Yikes!'

+-+-+ He said, 'Boo!' And I said, 'Yikes!' +-+-+ A backslash turns off the special meaning of the following character. See Also Use of escape sequences for writing string values is best limited to text values. Values such as images that contain arbitrary data also must have any special characters escaped if you want to include them in a query string, but trying to enter an image value by typing it in is too painful even to think about.

You should construct such queries from within a program where you can use the placeholder mechanism provided by the language’s MySQL API. With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Not sure why, but this is the same issue inflicting many people. All my WP config settings are in order: //define('DBCHARSET', 'utf8'); //define('DBCHARSET', 'utf8unicodeci'); //define('DBCOLLATE', '); I even tried enabling them one by one. When I save a post, weird characters appear in place of apostrophes and spaces. Database of hidden settings for macos. This happens whether I type content manually or I've tried a few plugins.

Writing Strings That Include Quotes or Special Characters Problem You want to write a quoted string, but it contains quote characters or other special characters, and MySQL rejects it. - Selection from MySQL Cookbook [Book]. Use of escape sequences for writing string values is best limited to text values. Values such as images. Solr queries require escaping special characters that are part of the query syntax. For queries that contain double quotation marks, use triple slashes.

UTF-8 Sanitize. Convert WP to UTF-8.etc. None of them work. The problem persists. I've also changed the database's character set and collation in MYSQL.

Text Query Problems Using Quotes And Other Special Characters List

Screenshot: This is a screenshot of me entering some content by pasting it: But immediately upon saving, the text comes back with garbled characters having replaced it: What else? I went through the rigmarole of dumping the entire MySQL DB, then removing all older non-utf8 characters via TR command. Tr -cd ' 11 12 15 40- 176' clean-file Where the file-with-binary-chars was the MySQL dump. Then I restored the table. My MySQL config is all utf8: client default-character-set=utf8 mysqld character-set-client=utf8 collation-server=utf8unicodeci character-set-server=utf8 My browser is Chrome. The encoding is UTF-8 (in the VIEW menu).

What else can I do? Do I need to make all the plugin files utf-8 as well? FYI, this blog is one of the Wordpress blogs.

There are other newer Wordpress installations on the same server using the same installation of MySQL 5.6.17, but they don't have such an issue. My guess is that this being an older blog may have some variations in the text entered long ago, but frankly after having done all of the above, I really don't know what else I can do. Thanks for any inputs or pointers! The following fixed it for me, so posting here to share. Even though I ran the SQL updates suggested, I was still getting the funny symbols before the 'read more' links. I'm totally shocked.

Text Query Problems Using Quotes And Other Special Characters Pictures

After hours of trying things and testing, I finally found the 'Settings' then 'Readings' option below: 'Encoding for pages and feeds'. After changing from UTF-7 to UTF-8, everything looks good again. And even stranger, after changing it to UTF-8, the option disappears from the page.

Text Query Problems Using Quotes And Other Special Characters Names

According to, this option was removed since release 3.5.