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+Notes from fall 2020
+
+## prefix counts
+
+ # of conferences: 5,329
+ # of journals: 1,724
+
+ zcat dblp.xml.gz | rg "key=" | rg "mdate=" | cut -f3 -d' ' | cut -f2 -d'"' | pv -l > keys.txt
+ => 8.00M
+
+ cat keys.txt | cut -f1 -d/ | sort | uniq -c | sort -nr
+ 2764029 conf
+ 2640949 homepages
+ 2431614 journals
+ 77682 phd
+ 37402 books
+ 27830 reference
+ 19153 series
+ 555 tr
+ tr/ibm/LILOG34
+ tr/sql/X3H2-90-292
+ 16 persons
+ 15 www
+ www/org/w3/TR/xquery
+ www/org/mitre/future
+ 6 ms
+ 3 dblpnote
+
+ cat keys.txt | cut -f1-2 -d/ | sort -u | cut -f1 -d/ | sort | uniq -c | sort -nr
+ 5138 conf
+ 1725 journals
+ 291 homepages
+ 125 phd
+ 96 series
+ 77 books
+ 60 reference
+ 16 persons
+ 9 tr
+ 6 ms
+ 3 dblpnote
+ 2 www
+
+Fetch all the HTML:
+
+ shuf prefixes.txt | pv -l | parallel -j1 wget -nc -q "https://dblp.org/db/{}/index.html" -O {}.html
+
+Got blocked; supposed to do only one per minute. Delete missing and try again with `-j1` not `-j4`:
+
+ find . -empty -type f -delete
+
+Roughly 500x in 2:38
+
+TODO: wrap this script so it iterates over filenames, instead of one-per-call
+
+## Dev Import Counts
+
+Counter({'total': 7953365, 'has-doi': 4277307, 'skip': 2953841, 'skip-key-type': 2640968, 'skip-arxiv-corr': 312872, 'skip-title': 1, 'insert': 0, 'update': 0, 'exists': 0})
+
+Container imports:
+
+ # blank database
+ Counter({'total': 6954, 'insert': 6944, 'skip-update': 10, 'skip': 0, 'update': 0, 'exists': 0})
+
+ # repeated
+ Counter({'total': 6954, 'insert': 5325, 'skip-update': 1629, 'skip': 0, 'update': 0, 'exists': 0})
+
+ # repeated with previous complete TSV file
+ Counter({'total': 6954, 'skip-update': 6954, 'skip': 0, 'insert': 0, 'update': 0, 'exists': 0})
+
+
+./fatcat_import.py dblp-release --dblp-container-map-file /data/dblp/all_dblp_containers.tsv /data/dblp/dblp.xml