實現上千萬條數據的分頁顯示_MySQL

-- 獲取指定頁的數據
CREATE PROCEDURE GetRecordFromPage
@tblName varchar(255), -- 表名
@fldName varchar(255), -- 字段名
@PageSize int = 10, -- 頁尺寸
@PageIndex int = 1, -- 頁碼
@IsCount bit = 0, -- 返回記錄總數, 非 0 值則返回
@OrderType bit = 0, -- 設置排序類型, 非 0 值則降序
@strWhere varchar(1000) = '' -- 查詢條件 (注意: 不要加 where)
AS

declare @strSQL varchar(6000) -- 主語句
declare @strTmp varchar(100) -- 臨時變量
declare @strOrder varchar(400) -- 排序類型

if @OrderType != 0
begin
set @strTmp = "<(select min"
set @strOrder = " order by [" @fldName "] desc"
end
else
begin
set @strTmp = ">(select max"
set @strOrder = " order by [" @fldName "] asc"
end

set @strSQL = "select top " str(@PageSize) " * from ["
@tblName "] where [" @fldName "]" @strTmp "(["
@fldName "]) from (select top " str((@PageIndex-1)*@PageSize) " ["
@fldName "] from [" @tblName "]" @strOrder ") as tblTmp)"
@strOrder

if @strWhere != ''
set @strSQL = "select top " str(@PageSize) " * from ["
@tblName "] where [" @fldName "]" @strTmp "(["
@fldName "]) from (select top " str((@PageIndex-1)*@PageSize) " ["
@fldName "] from [" @tblName "] where " @strWhere " "
@strOrder ") as tblTmp) and " @strWhere " " @strOrder

if @PageIndex = 1
begin
set @strTmp = ""
if @strWhere != ''
set @strTmp = " where " @strWhere

set @strSQL = "select top " str(@PageSize) " * from ["
@tblName "]" @strTmp " " @strOrder
end

if @IsCount != 0
set @strSQL = "select count(*) as Total from [" @tblName "]"

exec (@strSQL)

GO

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