commit d897e3db0bddc5adadb91c627e74094ac1d96fdc
Author: Aaron Johnson <amjohnson@skyfall.tech>
Date:   Tue Jun 29 20:43:43 2021 -0500

    wrote script to build tables in an empty Postgres DB

diff --git a/dnd_bank.psql b/dnd_bank.psql
new file mode 100644
index 0000000..d658611
--- /dev/null
+++ b/dnd_bank.psql
@@ -0,0 +1,20 @@
+CREATE TABLE account (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(48) UNIQUE NOT NULL,
+    created TIMESTAMP NOT NULL
+);
+
+CREATE TABLE balance (
+    id INT NOT NULL PRIMARY KEY,
+    gold NUMERIC(16,2) NOT NULL,
+    FOREIGN KEY (id) REFERENCES account (id)
+);
+
+CREATE TABLE transaction (
+    id SERIAL PRIMARY KEY,
+    account INT NOT NULL,
+    amount NUMERIC(16,2) NOT NULL,
+    timestamp TIMESTAMP NOT NULL,
+    FOREIGN KEY (account) REFERENCES account (id)
+);
+