redpanda using docker-compose

docker-compose/transactions.md

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+# Transactions Topic Documentation
+
+This document provides an overview of the `transactions` topic in the Redpanda cluster. The topic is designed to capture autogenerated transaction events with various attributes.
+
+## Schema Overview
+
+Each message in the `transactions` topic adheres to the following JSON schema:
+
+```json
+{
+    "email": "string",
+    "index": "integer",
+    "price": "string",
+    "product_url": "string",
+    "timestamp": "string",
+    "user_id": "integer"
+}
+```
+
+- **email**: The email address of the user involved in the transaction.
+- **index**: A numeric index associated with the transaction. This could represent the position or order of the transaction in a sequence.
+- **price**: A string representing the price of the product. It includes a currency code (e.g., "XXX") followed by the amount.
+- **product_url**: A URL that points to the product involved in the transaction.
+- **timestamp**: The timestamp of when the transaction occurred, formatted in ISO 8601.
+- **user_id**: A numeric identifier for the user. This is typically a unique ID assigned to each user in the system.
+
+## Example message
+
+```json
+{
+    "email": "wzieme@ykczius.edu",
+    "index": 0,
+    "price": "XXX 5651308.100000",
+    "product_url": "http://yjomdta.top/DxvGsCn.php",
+    "timestamp": "2024-08-16T15:51:19.799474084Z",
+    "user_id": 1
+}
+```
+
+## Use cases
+
+You can use the `transactions` topic for various purposes, including:
+
+- **Analytics**: Tracking and analyzing user transactions to understand buying behavior, popular products, etc.
+- **Monitoring**: Observing transaction patterns to detect anomalies, such as unusual spikes or drops in transaction volume.
+- **Data Processing**: Feeding transaction data into other systems, such as a data warehouse or real-time processing pipelines, for further processing and analysis.