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33 lines
1.2 KiB
Markdown
33 lines
1.2 KiB
Markdown
---
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slug: /zh/getting-started/example-datasets/wikistat
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sidebar_position: 17
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sidebar_label: WikiStat
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---
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# WikiStat {#wikistat}
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参考: http://dumps.wikimedia.org/other/pagecounts-raw/
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创建表结构：
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``` sql
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CREATE TABLE wikistat
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(
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date Date,
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time DateTime,
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project String,
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subproject String,
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path String,
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hits UInt64,
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size UInt64
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) ENGINE = MergeTree(date, (path, time), 8192);
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```
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加载数据：
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``` bash
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$ for i in {2007..2016}; do for j in {01..12}; do echo $i-$j >&2; curl -sSL "http://dumps.wikimedia.org/other/pagecounts-raw/$i/$i-$j/" | grep -oE 'pagecounts-[0-9]+-[0-9]+\.gz'; done; done | sort | uniq | tee links.txt
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$ cat links.txt | while read link; do wget http://dumps.wikimedia.org/other/pagecounts-raw/$(echo $link | sed -r 's/pagecounts-([0-9]{4})([0-9]{2})[0-9]{2}-[0-9]+\.gz/\1/')/$(echo $link | sed -r 's/pagecounts-([0-9]{4})([0-9]{2})[0-9]{2}-[0-9]+\.gz/\1-\2/')/$link; done
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$ ls -1 /opt/wikistat/ | grep gz | while read i; do echo $i; gzip -cd /opt/wikistat/$i | ./wikistat-loader --time="$(echo -n $i | sed -r 's/pagecounts-([0-9]{4})([0-9]{2})([0-9]{2})-([0-9]{2})([0-9]{2})([0-9]{2})\.gz/\1-\2-\3 \4-00-00/')" | clickhouse-client --query="INSERT INTO wikistat FORMAT TabSeparated"; done
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```
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