From a67f6863c165f18f1a333309c316157312505b20 Mon Sep 17 00:00:00 2001
From: Martin Czygan <martin.czygan@gmail.com>
Date: Thu, 22 Jul 2021 04:12:51 +0200
Subject: start mag notes

---
 python/notes/mag_notes.md | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 python/notes/mag_notes.md

(limited to 'python/notes')

diff --git a/python/notes/mag_notes.md b/python/notes/mag_notes.md
new file mode 100644
index 0000000..6341676
--- /dev/null
+++ b/python/notes/mag_notes.md
@@ -0,0 +1,21 @@
+# MAG 2020 Notes
+
+* /magna/data/mag-2020-06-25
+* 1637615789
+
+```
+$ unpigz -c PaperReferences.txt.gz| pv -l | wc -l
+1637615789
+```
+
+* 238M rows in the papers table (238938563)
+* only 3516356 DOI?
+
+```
+$ zstdcat -T0 Papers.txt.zst | pv -l | LC_ALL=C cut -f3 | LC_ALL=C grep -v ^$ > mag_doi_list.txt
+ 238M 0:06:12 [ 641k/s]
+
+$ wc -l mag_doi_list.txt
+3516356 mag_doi_list.txt
+```
+
-- 
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