Table of Contents
hadoop pig bincond matches
注意事项
输出
Home Database Mysql Tutorial Hadoop Pig Bincond Matches

Hadoop Pig Bincond Matches

Jun 07, 2016 pm 04:30 PM
hadoop pig

hadoop pig bincond matches bincond不知道怎么样译成中文,感觉和条件表示示是一样的,前面还可以加 not 注意事项 bincond 后,是没有模式的,须自己指定模式 matches 的正则与 java 的正则完全符合 bincond前面可以加逻辑条件,如 not %default inputstr '/

hadoop pig bincond matches

bincond不知道怎么样译成中文,感觉和条件表示示是一样的,前面还可以加 not

注意事项

  1. bincond 后,是没有模式的,须自己指定模式

  2. matches 的正则与 java 的正则完全符合

  3. bincond前面可以加逻辑条件,如 not

    <code> %default inputstr '/data/proxy/project/udf/pig/raw/log*'
     --加载原始日志--
     AA = LOAD '$inputstr' USING kload.KoudaiLoader('platform,requesturl,imei,openudid,mac') AS(platform, requesturl, imei, openudid, mac);
     --过滤后台进程请求--
     AB = FILTER AA BY not backFilter();
     --格式化用户ukey--
     AC = FOREACH AB GENERATE  flatten(kload.KoudFormateUkey(platform,mac,imei,openudid)) AS(platform,ukey),requesturl;
     ACITEM = FOREACH AC GENERATE platform,ukey,(requesturl matches '.*(?i)getItemInfo.*'? 'itempg':requesturl) as requesturl;
     ACLIST = FOREACH ACITEM GENERATE platform,ukey,(requesturl matches '.*(?i)(getMyStreetProducts|queryRecommendItems|dailyTop|queryIShoppingSimple|categorySearch|list
     ThemeItem|checkProduct|listAllGroupCombines|getAppsByGroup_v2).*'? 'listpg':requesturl) as requesturl;
     ACLAST = FOREACH ACLIST GENERATE platform,ukey,(requesturl matches '.*(?i)taoke.*'? 'taokepg':requesturl) as requesturl;
     --这里取了反作操,如果不匹配
     ACOTHER = FOREACH ACLAST GENERATE platform,ukey,(not requesturl matches '.*(?i)(itempg|taokepg|listpg).*'? 'otherpg':requesturl) as requesturl;
     dump ACOTHER;
    </code>
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输出

<code>    (android,90:C1:15:6C:B3:C1_358943040907312,listpg)
    (android,B4:98:42:68:8C:DF_867083011351846,otherpg)
    (iphone,38:48:4C:1C:CD:70_4BB2D0811DCFF387291405433667E27BCAAB290D,otherpg)
    (android,B0:AA:36:C3:B2:07_864048013754035,otherpg)
    (iphone,C8:6F:1D:27:0C:71_DE6D3F93F6F1AF6E657E216CBD0CC7E590EC1BE4,taokepg)
    (android,98:0C:82:AF:72:3A_357474047931510,otherpg)
</code>
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