Update README.md

README.md

@@ -5,6 +5,32 @@ license: other
 
 KStack is the bigest collection of permissvly licesed Kotlin code.
 
+## Columns description
+The dataset contains following columns: 
+
+ - `size` - size of file in bytes  
+ - `content` - text (content) of the file after PII extraction  
+ - `repo_id` - GitHub id of the repository  
+ - `path` - path to a file  
+ - `owner` - repo owner on GitHub  
+ - `name` - repo name on GitHub  
+ - `commit_sha` - hash of the commit from which the revision of the file is taken  
+ - `stars` - Number of stars in the repo on the moment of collection  
+ - `forks` - Number of forks in the repo on the moment of collection  
+ - `issues` - Number of issues in the repo on the moment of collection  
+ - `is_fork` - Flag if the repo is a fork or not by GitHub definition  
+ - `main_language` - Main language of the repo defined by GitHub  
+ - `languages_distribution` - JSON with the distribution of the files by size in bytes in the repo  
+
+## Comparison with the Stack v2
+In the table below one can find the comparsion of the between Kotlin part of the Stack v2 and KStack:
+
+|              | Files | Repositories | Lines | Tokens |
+|--------------|-------|--------------|-------|--------|
+| The Stack v2 | 2M    | 109457       | 162M  | 1.7B   |
+| Kstack       | 4M    | 169045       | 292M  | 3.1B   |
+
+
 # Dataset Creation
 
 ## Collection procedure
@@ -23,13 +49,3 @@ We used star-pii model to filter out personal info.
 
 ## Opt-out
 If you want your data to be removed from dataset, or have any other questions, please reach out to Sergey Titov<sergey.titov@jetbrains.com>
-
-
-# Comparison with the Stack
-
-In the table below one can find the comparsion of the between Kotlin part of the Stack v2 and KStack
-
-|              | Files | Repositories | Lines | Tokens |
-|--------------|-------|--------------|-------|--------|
-| The Stack v2 | 2M    | 109457       | 162M  | 1.7B   |
-| Kstack       | 4M    | 169045       | 292M  | 3.1B   |