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Database Schema Comparison

Compare two PostgreSQL databases and generate SQL to synchronize their schemas

Database Comparison Tool

Enter connection strings for both databases. The tool will generate SQL to make the target database match the source database structure.

Source Database (Template)
The database structure to match
Target Database (To Modify)
The database to be updated
Generate SQL for triggers and stored procedures

Generated Migration SQL

Ready to generate migration SQL...

1. Enter your source database connection string (the structure you want to match)
2. Enter your target database connection string (the database to be modified)
3. Specify the schema name (defaults to "public")
4. Click "Compare & Generate Migration SQL"

The tool will analyze both databases and create SQL statements to:
• CREATE missing tables
• ADD missing columns
• DROP extra tables
• CREATE missing indexes