From 0a2a83ed17ceb910a29596a11d7c309c3c010e7a Mon Sep 17 00:00:00 2001
From: mo khan <mo.khan@gmail.com>
Date: Mon, 4 May 2020 11:43:51 -0600
Subject: Add note on transactions in partitioning in rails

---
 README.md | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/README.md b/README.md
index 293e51c..7b12401 100644
--- a/README.md
+++ b/README.md
@@ -2953,3 +2953,22 @@ Rails.application.config.generators do |g|
   g.orm :active_record, primary_key_type: :uuid
 end
 ```
+
+## rails transactions
+
+```ruby
+t.decimal :amount, precision: 10, scale: 2
+
+class Account
+  def withdraw(quantity)
+    self.amount -= quantity
+    save!
+  end
+
+  def deposit(quantity)
+    self.amount += quantity
+  end
+end
+```
+
+Partition data using [pg_party](https://github.com/rkrage/pg_party) gem.
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