goldenmatch-duckdb 0.3.0

GoldenMatch entity resolution functions for DuckDB

goldenmatch-duckdb

GoldenMatch entity resolution functions for DuckDB.

pip install goldenmatch-duckdb

Usage

import duckdb
import goldenmatch_duckdb

con = duckdb.connect()
goldenmatch_duckdb.register(con)

# Score two strings
con.sql("SELECT goldenmatch_score('John Smith', 'Jon Smyth', 'jaro_winkler')").show()

# Deduplicate a table
con.sql("""
    CREATE TABLE customers AS SELECT * FROM (VALUES
        ('John', '[e-mail]'),
        ('JOHN', '[e-mail]'),
        ('Jane', '[e-mail]')
    ) AS t(name, email)
""")
con.sql("SELECT goldenmatch_dedupe_table('customers', '{\"exact\": [\"email\"]}')").show()

# Match two tables
con.sql("SELECT goldenmatch_match_tables('prospects', 'reference', '{\"fuzzy\": {\"name\": 0.85}}')").show()

Functions

Function	Description
goldenmatch_score(a, b, scorer)	Score two strings
goldenmatch_score_pair(rec_a, rec_b, config)	Score two JSON records
goldenmatch_explain(rec_a, rec_b, config)	Explain a match
goldenmatch_dedupe_table(table, config)	Deduplicate a DuckDB table
goldenmatch_match_tables(target, ref, config)	Match two DuckDB tables
goldenmatch_dedupe(json, config)	Deduplicate JSON records
goldenmatch_match(target_json, ref_json, config)	Match JSON records

Requirements

• Python 3.11+
• DuckDB 1.0+
• goldenmatch >= 1.1.0