Sample Database - MindsDB

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Connection
Data Tables
Fraud Detection Dataset
Customer Churn Dataset
Customer Support Chat Dataset
Bank Customer Transactions Dataset
Telecom Customer Churn Dataset
House Sales Dataset

MindsDB provides a read-only PostgreSQL database pre-loaded with various datasets. These datasets are curated to cover a wide range of scenarios and use cases, allowing you to experiment with different features of MindsDB. Our publicly accessible PostgreSQL database is designed for testing and playground purposes. By using these datasets, you can quickly get started with MindsDB, understand how it works, and see how it can be applied to real-world problems.

Connection

To connect to our read-only PostgreSQL database and access the example datasets, use the following connection parameters:

CREATE DATABASE postgresql_conn 
WITH ENGINE = 'postgres', 
PARAMETERS = {
    "user": "demo_user",
    "password": "demo_password",
    "host": "samples.mindsdb.com",
    "port": "5432",
    "database": "demo",
    "schema": "demo"
};

Below is the list of all avaiable datasets as tables.

Data Tables

Here are the tables converted into Markdown format:

Fraud Detection Dataset

This fraud_detection table contains data on mobile money transactions where each step represents an hour of simulation.

step	type	amount	nameOrig	oldbalanceOrg	newbalanceOrig	nameDest	oldbalanceDest	newbalanceDest	isFraud	isFlaggedFraud
1	PAYMENT	9839.64	C1231006815	170136.0	160296.36	M1979787155	0.0	0.0	0	0
1	PAYMENT	1864.28	C1666544295	21249.0	19384.72	M2044282225	0.0	0.0	0	0
1	TRANSFER	181.0	C1305486145	181.0	0.0	C553264065	0.0	0.0	1	0

To learn more about this dataset, please visit this link.

Customer Churn Dataset

This customer_churn table contains data of a U.S. bank customer churn.

RowNumber	CustomerId	Surname	CreditScore	Geography	Gender	Age	Tenure	Balance	NumOfProducts	HasCrCard	IsActiveMember	EstimatedSalary	Exited
1	15634602	Hargrave	619	France	Female	42	2	0	1	1	1	101348.88	1
2	15647311	Hill	608	Spain	Female	41	1	83807.86	1	0	1	112542.58	0
3	15619304	Onio	502	France	Female	42	8	159660.8	3	1	0	113931.57	1

To learn more about this dataset, please visit this link.

Customer Support Chat Dataset

This customer_support_chat table contains data of chat with customer support, which can be used to train Large Language Models (LLMs) for Fine Tuning and Domain Adaptation.

flags	instruction	category	intent	response
B	question about cancelling order Order Number	ORDER	cancel_order	I’ve understood you have a question regarding canceling order Order Number, and I’m here to provide you with the information you need. Please go ahead and ask your question, and I’ll do my best to assist you.
BQZ	i have a question about cancelling order Order Number	ORDER	cancel_order	I’ve been informed that you have a question about canceling order Order Number. I’m here to assist you! Please go ahead and let me know what specific question you have, and I’ll provide you with all the information and guidance you need. Your satisfaction is my top priority.

To learn more about this dataset, please visit this link.

Bank Customer Transactions Dataset

This bank_customer_transactions table contains data of customer transactions with demographic and shopping behavior information.

Customer ID	Name	Surname	Gender	Birthdate	Transaction Amount	Date	Merchant Name	Category
752858	Sean	Rodriguez	F	2002-10-20	35.47	2023-04-03	Smith-Russell	Cosmetic
26381	Michelle	Phelps		1985-10-24	2552.72	2023-07-17	Peck, Spence and Young	Travel
305449	Jacob	Williams	M	1981-10-25	115.97	2023-09-20	Steele Inc	Clothing

To learn more about this dataset, please visit this link.

Telecom Customer Churn Dataset

This telecom_customer_churn table contains data on customer activities, preferences, and behaviors.

age	gender	security_no	region_category	membership_category	joining_date	joined_through_referral	referral_id	preferred_offer_types	medium_of_operation	internet_option	last_visit_time	days_since_last_login	avg_time_spent	avg_transaction_value	avg_frequency_login_days	points_in_wallet	used_special_discount	offer_application_preference	past_complaint	complaint_status	feedback	churn_risk_score
18	F	XW0DQ7H	Village	Platinum Membership	17-08-2017	No	xxxxxxxx	Gift Vouchers/Coupons	?	Wi-Fi	16:08:02	17	300.63	53005.25	17	781.75	Yes	Yes	No	Not Applicable	Products always in Stock	0
32	F	5K0N3X1	City	Premium Membership	28-08-2017	?	CID21329	Gift Vouchers/Coupons	Desktop	Mobile_Data	12:38:13	16	306.34	12838.38	10		Yes	No	Yes	Solved	Quality Customer Care	0
44	F	1F2TCL3	Town	No Membership	11-11-2016	Yes	CID12313	Gift Vouchers/Coupons	Desktop	Wi-Fi	22:53:21	14	516.16	21027	22	500.69	No	Yes	Yes	Solved in Follow-up	Poor Website	1

To learn more about this dataset, please visit this link.

House Sales Dataset

This house_sales table contains data on houses sold throughout the years.

saledate	ma	type	bedrooms	created_at
2007-09-30	441854	house	2	2007-02-02 15:41:51.922127
2007-12-31	441854	house	2	2007-02-23 22:36:08.540248
2008-03-31	441854	house	2	2007-02-25 19:23:52.585358

To learn more about this dataset, please visit this link.

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