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cs_forums_Posts_PostSet_RSSThreadless//cs_forums_Thread_Get
cs_forums_Thread_Get
ALTER
PROCEDURE
[
dbo
]
.cs_forums_Thread_Get
/**/
/*
Procedure for getting basic information on a single thread.
为获取单个主题的基本信息
*/
(
@ThreadID
int
,
@UserID
int
,
@SettingsID
int
)
AS
SET
Transaction
Isolation
Level
Read
UNCOMMITTED
/**/
/*
设置事务隔离级别,Read UNCOMMITTED 执行脏读或 0 级隔离锁定,这表示不发出共享锁,
也不接受排它锁。当设置该选项时,可以对数据执行未提交读或脏读;在事务结束前可以更
改数据内的数值,行也可以出现在数据集中或从数据集消失。该选项的作用与在事务内所有
语句中的所有表上设置 NOLOCK 相同。这是四个隔离级别中限制最小的级别。
*/
SELECT
T.
*
,
P.PostID,
P.Subject,
P.Body,P.FormattedBody,
P.PostConfiguration,
P.PropertyNames
as
PostPropertyNames,
P.PropertyValues
as
PostPropertyValues,
UserName
=
T.PostAuthor,
HasRead
=
CASE
WHEN
@UserID
=
0
THEN
0
WHEN
@UserID
>
0
THEN
(
Select
Convert
(
bit
,
Count
(
*
))
FROM
cs_vw_HasReadForum
where
((ThreadID
is
null
and
MarkReadAfter
>
p.ThreadID)
or
(MarkReadAfter
is
null
and
ThreadID
=
p.ThreadID))
and
UserID
=
@UserID
and
SectionID
=
p.SectionID)
END
FROM
cs_Posts P,
cs_Threads T,
cs_vw_Users_FullUser U
WHERE
P.PostID
=
P.ParentID
AND
P.ThreadID
=
@ThreadID
AND
T.ThreadID
=
P.ThreadID
AND
P.UserID
=
U.cs_UserID
and
P.SettingsID
=
@SettingsID
cs_forums_Posts_PostSet_RSSThreadless
ALTER
PROCEDURE
dbo.cs_forums_Posts_PostSet_RSSThreadless
(
@PageSize
int
,
@SectionID
int
,
@SettingsID
int
)
AS
SET
Transaction
Isolation
Level
Read
UNCOMMITTED
/**/
/*
设置事务隔离级别,Read UNCOMMITTED 执行脏读或 0 级隔离锁定,这表示不发出共享锁,
也不接受排它锁。当设置该选项时,可以对数据执行未提交读或脏读;在事务结束前可以更
改数据内的数值,行也可以出现在数据集中或从数据集消失。该选项的作用与在事务内所有
语句中的所有表上设置 NOLOCK 相同。这是四个隔离级别中限制最小的级别。
*/
BEGIN
--
First set the rowcount
--
首先设置行数记数
SET
ROWCOUNT
@PageSize
--
Select the individual posts
--
查询个人帖子
SELECT
P.PostID, P.ThreadID, P.ParentID, P.PostAuthor, P.UserID, P.SectionID, P.PostLevel, P.SortOrder, P.Subject, P.PostDate, P.IsApproved,
P.IsLocked, P.IsIndexed, P.TotalViews, P.Body, P.FormattedBody, P.IPAddress, P.PostType, P.EmoticonID, P.SettingsID, P.AggViews,
P.PropertyNames
as
PostPropertyNames, P.PropertyValues
as
PostPropertyValues,
P.PostConfiguration, P.UserTime, P.ApplicationPostType, P.PostName,
P.Points
as
PostPoints,
T.
*
, U.
*
,
T.IsLocked,
T.IsSticky,
Username
=
P.PostAuthor,
ThreadStarterAuthor
=
T.PostAuthor,
ThreadStartDate
=
T.PostDate,
EditNotes
=
(
SELECT
EditNotes
FROM
cs_PostEditNotes
WHERE
PostID
=
P.PostID),
AttachmentFilename
=
ISNULL
( (
SELECT
[
FileName
]
FROM
cs_PostAttachments
WHERE
PostID
=
P.PostID),
''
),
Replies
=
0
,
--
not used(SELECT COUNT(P2.PostID) FROM cs_Posts P2 (nolock) WHERE P2.ParentID = P.PostID AND P2.PostLevel != 1),
IsModerator
=
0
,
--
not used
HasRead
=
0
--
not used
FROM
cs_Posts P (nolock),
cs_Threads T,
cs_vw_Users_FullUser U
WHERE
P.UserID
=
U.cs_UserID
AND
T.ThreadID
=
P.ThreadID
AND
T.SectionID
=
@SectionID
AND
P.IsApproved
=
1
AND
P.SettingsID
=
@SettingsID
ORDER
BY
P.PostDate
DESC
END
/**/
/*
从用户信息视图和帖子表\主题表中查询
*/
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原文地址:https://www.cnblogs.com/ruanbl/p/509728.html
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