From 7c1f2354a5c34f0be273e16acebd699baa164266 Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 23 Feb 2026 12:00:26 +0100
Subject: feat: BDA2

---
 BDA/CM2.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 BDA/CM2.md

(limited to 'BDA/CM2.md')

diff --git a/BDA/CM2.md b/BDA/CM2.md
new file mode 100644
index 0000000..a5a1b8d
--- /dev/null
+++ b/BDA/CM2.md
@@ -0,0 +1,12 @@
+# MapReduce
+- Map
+- Reduce
+
+## Combiner
+-> Reduce **doit** être associative ou commutative (ex : pas de moyenne)
+
+## YARN
+- Il existe
+- Permet de gérer les jobs à notre place
+## MRJob
+`pip install mrjob`
\ No newline at end of file
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