FTSearch用法是怎样的呢？我想通过C#调用Lotus的FTSearch()方法查找指定的文档，如何操作呢？
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首先，为要搜索的数据库建立全文索引，保证搜索的效率和速度，然后用database对象的FTSearch方法搜索，参数里的搜索语法可以在Notes“用户帮助文件(User Help)”里找到，注意不是“设计帮助文件（Designer help）”的帮助, 帮助key: Refining a search query using operators:
CONTAINS
contains
=
IS PRESENT
field fieldname
FIELD fieldname
[fieldname] (use square brackets)
( ) [parentheses]
and
AND
&
+
or
OR
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ACCRUE
, (comma)
NOT
not
!
" "
PARAGRAPH
paragraph
SENTENCE
sentence
?
*
TERMWEIGHT
termweight
EXACTCASE
exactcase
= (equal)
< (less than)
> (greater than)
<= (less than or equal)
>= (greater than or equal)
- (hyphen)