120412 oracle big data summit
TRANSCRIPT
De prakti jk van Big Data
En waarom de huidige technologie niet (alt i jd) voldoet
Friso van [email protected]
Big Data
Big Data
Big Data
Big Data
Requirement:Full table scan, 200GB table
Big Data
Big Data
Egypte, 27 januari 2011
Big Data
Requirement:40.000 updates per seconde, 24/7.
Databases
++=
Databases
++=
SANstorage
network
HDFS en MapReduce
storagenetwork
CLIENT
bottleneck
SELECT SESSION, COUNT(*) FROM WEB_CLICKS GROUP BY SESSION;
HDFS en MapReduce
storagenetwork
bottleneck
CLIENT
SELECT SESSION, COUNT(*) FROM WEB_CLICKS GROUP BY SESSION;
HDFS en MapReduce
HDFS en MapReduce
SELECT * FROMWEB_CLICKS;
SELECT * FROMWEB_CLICKS;
SELECT * FROMWEB_CLICKS;
HDFS en MapReduce
GROUP BY SESSION
HDFS en MapReduce
COUNT(*)
COUNT(*)
COUNT(*)
HDFS en MapReduce
SELECT * FROMWEB_CLICKS;
SELECT * FROMWEB_CLICKS;
SELECT * FROMWEB_CLICKS; COUNT(*)
COUNT(*)
COUNT(*)
GROUP BY SESSION
MAP REDUCE
MAP REDUCE
MAP REDUCE
SORT/SHUFFLE
NoSQL
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