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sqlleaf

Trace your data

sqlleaf is a tool to help you to understand how your data flows across your data systems by producing detailed, column-level lineage across any SQL query and dialect.

Example

-- File: example.sql
CREATE TABLE users (name VARCHAR(50), birthday DATE);
CREATE TABLE logins (name VARCHAR(50));

INSERT INTO users (name, birthday)
SELECT LOWER(name) AS name, CURRENT_TIMESTAMP AS birthday
FROM logins;
sql = open("example.sql").read()

import sqlleaf
lineage = sqlleaf.Lineage()
lineage.generate(sql=sql, dialect="postgres")
lineage.print_paths()

Output:

column[logins.name] -> function[LOWER] -> column[users.name]
function[CURRENT_TIMESTAMP] -> column[users.birthday]

Development

This project is under heavy development; version 0.1 will be released soon.

Metadata

Release files for sqlleaf 0.0.1

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Source distribution (sdist)

Source distribution for sqlleaf 0.0.1
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Table of built distributions (wheels) for sqlleaf 0.0.1
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sqlleaf-0.0.1-py3-none-any.whl Python 3 none any Details

Total release size: 265.9 kB

Release files / sqlleaf-0.0.1.tar.gz

Download URL sqlleaf-0.0.1.tar.gz
Size 113.1 kB
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Release files / sqlleaf-0.0.1-py3-none-any.whl

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Security for sqlleaf 0.0.1

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