Replace the single quotes used for the expr attribute with double quotes, and then escape the double quote (") characters to ".
用双引号代替expr属性中所用的单引号，然后将双引号(“)字符转义成”。
Also, when you type an open parenthesis or double quote, Eclipse will provide its partner automatically and place the cursor inside the pair.
当您键入开括号或双引号时，Eclipse会自动提供配对的符号，并将光标置于符号对之内。
If possible, make sure your format doesn't accept any characters that have syntactic meaning in SQL (such as double-quote and semicolon).
如果可能，确保您的格式不会接受sql语法中的任何有语法含意的字符(例如双引号和分号)。
If the value contains both a semicolon and a double-quote character, the value can be enclosed in single quotes.
如果该值同时包含分号和双引号字符，则该值可以用单引号括起来。
If the value contains both single-quote and double-quote characters, the quote character used to enclose the value must be doubled each time it occurs within the value.
如果该值同时包含单引号和双引号字符，则用于将值括起来的引号字符每次出现时，都必须成对出现。
If the value contains both single-quote and double-quote characters, the quote character used to enclose the value must be doubled each time it occurs within the value.
如果该值同时包含单引号和双引号字符，则用于将值括起来的引号字符每次出现时，都必须成对出现。
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