某（中证 上证）类股票的全部收益

% 20160913 得到母基金的股票和股指期货持仓的交易日收益率clear;clctic%% 母基金名称ProName=['("母基金二期")'];%['("母基金二期","母基金三期"，"母基金四期")']%% 连接数据库conn=database('report','uxmc','uxmc-123', 'com.mysql.jdbc.Driver',...    'jdbc:mysql://report001.mysql.rds.aliyuncs.com/report');ping(conn);%% 提取母基金代码sql=sprintf('select productCode from product where productName in %s order by productCode',ProName);cursorA=exec(conn,sql);cursorA=fetch(cursorA);FOFCode=cursorA.Data;close(cursorA);%% 提取母基金所有股票和期货信息FundCodeValue=eval(FOFCode{1});%cell转数值为母基金的代码    Index=['tradingDay,instType,instrumentCode,productCode,marketValue'];sql=sprintf('select %s from positions_history where left(productCode,5)=%d order by tradingDay',Index,FundCodeValue);cursorA=exec(conn,sql);cursorA=fetch(cursorA);allInst=cursorA.Data;close(cursorA);%% 保留‘600’、‘601’、‘603’、‘000’、‘002’和‘300’打头的股票部分instType=allInst(:,2); instrumentCodeAll=allInst(:,3); x=find(strncmp(instrumentCodeAll,'600',3)|strncmp(instrumentCodeAll,'601',3)...       |strncmp(instrumentCodeAll,'603',3)|strncmp(instrumentCodeAll,'000',3)...       |strncmp(instrumentCodeAll,'002',3)|strncmp(instrumentCodeAll,'300',3)...       |strcmp(instType,'期货'));allInst=allInst(x,:);  %% 排除商品期货部分instType=allInst(:,2); instrumentCodeAll=allInst(:,3); x=find(strncmp(instrumentCodeAll,'IC',2)|strncmp(instrumentCodeAll,'IF',2)...              |strncmp(instrumentCodeAll,'IH',2)|strcmp(instType,'股票'));allInst=allInst(x,:);  allInst(:,3)=strrep(allInst(:,3),'CFFEX','CFE');%'CFFEX'替换为'CFE'，便于wind查询%% 提取股票、股指期货的日收益率instrumentCodeUni=unique(allInst(:,3));  %存储所有不重复的股票代码 dayAll=[];for i=1:1:length(allInst(:,1))    tempday= allInst{i,1}; % 日期在第一列    dayAll(i,1)= str2double(tempday); enddayUni=unique(dayAll);%% 从wind拉取 全部或部分股票代码 上证50，沪深300，中证500，中证1000，wind全A。% 给定日期下从wind拉取指数的成分股及权重 2908只股票，在某日下 20160825 股票dateStr='20160825';  % 20160825日期，可随时调整 更多是当日的信息indexStr='881001.WI'; %wind全A stockName=[];%'000016.SH';'000300.SH';'000905.SH';'000852.SH';'881001.WI' %上证50，沪深300，中证500，中证1000，wind全A。dateStr1=strcat('date=',dateStr,';windcode=',indexStr);  %wind全Aw=windmatlab;index_constituent=w.wset('indexconstituent',dateStr1,'showblank=0');%4列分别为日期/代码/名称/权重index_instrumentCode=index_constituent(:,2);  %存储所有股票代码 %% 根据拉取的代码获得最终收益率instStr='';for i=1:1:length(index_instrumentCode)    if i~=length(index_instrumentCode)        str=sprintf('%s,',index_instrumentCode{i});        stockName{i}=index_instrumentCode{i};    else        str=index_instrumentCode{i};        stockName{i}=index_instrumentCode{i};    end        instStr=strcat(instStr,str);end[w_wsd_data,w_wsd_codes,w_wsd_fields,w_wsd_times]... =w.wsd(instStr,'pct_chg',num2str(dayUni(1)),num2str(dayUni(end)));%不用收盘价close，用涨跌幅'pct_chg'stockRate=w_wsd_data/100;  %获得申万一级行业的收益率序列save('stockInfo.mat','stockRate','stockName','dayUni');