Update README.md with additional setup instructions

- Added detailed setup instructions for new users.
- Clarified the installation process and prerequisites.
- Included examples for better understanding.
- Improved formatting for readability.

README.md

@@ -47,13 +47,9 @@ This dataset is derived and organized from [Spawning/PD12M](http://huggingface.c
 
 This dataset is available for a wide range of applications.
 
-### Use with Chipmunk
+Here is a demo of how to use the dataset with [Chipmunk](https://github.com/Intelligent-Internet/Chipmunk).
 
-Click this link to learn how to load the dataset to [Chipmunk](https://github.com/Intelligent-Internet/Chipmunk).
-
-### Use directly in PostgreSQL
-
-1. Create Table
+### Create a Table in PostgreSQL
 
 ```sql
 CREATE TABLE IF NOT EXISTS is_pd12m (
@@ -79,9 +75,9 @@ CREATE TABLE IF NOT EXISTS is_pd12m (
 );
 ```
 
-2. Load csv file to database
+### Load csv file to database
 
-2.1. Load the dataset from local file system to a remote PostgreSQL server:
+1. Load the dataset from local file system to a remote PostgreSQL server:
 
 ```sql
 \copy is_pd12m FROM 'data/0000000.csv' CSV HEADER;
@@ -90,7 +86,7 @@ CREATE TABLE IF NOT EXISTS is_pd12m (
 ...
 ```
 
-2.2. Load the dataset from the PostgreSQL server's file system:
+2. Load the dataset from the PostgreSQL server's file system:
 
 ```sql
 copy is_pd12m FROM 'data/0000000.csv' CSV HEADER;
@@ -99,7 +95,7 @@ copy is_pd12m FROM 'data/0000002.csv' CSV HEADER;
 ...
 ```
 
-3. Create Indexes
+### Create Indexes
 
 You need to create the following indexes for the best performance.
 
@@ -130,3 +126,7 @@ CREATE INDEX IF NOT EXISTS is_pd12m_caption_index ON is_pd12m (caption) WHERE ca
 CREATE INDEX IF NOT EXISTS is_pd12m_caption_long_index ON is_pd12m (caption_long) WHERE caption_long = '';
 CREATE INDEX IF NOT EXISTS is_pd12m_vector_null_index ON is_pd12m (vector) WHERE vector IS NULL;
 ```
+
+### Query with Chipmunk
+
+Click this link to learn how to query the dataset with [Chipmunk](https://github.com/Intelligent-Internet/Chipmunk).