Module differ 

Diff module for comparing two SQL dumps.

This module provides:

• Schema comparison (tables added/removed/modified, columns, PKs, FKs)
• Data comparison (row counts: added/removed/modified)
• Memory-bounded operation using PK hashing
• Multiple output formats (text, json, sql)

Structs

ColumnChange

Change to a column definition

ColumnInfo

Column info for serialization

DataDiff

Complete data diff result

DataDiffOptions

Options for data comparison

DataDiffer

Data differ engine that accumulates state across file scans

DiffConfig

Configuration for the diff operation

DiffResult

Complete diff result

DiffSummary

Summary of differences

DiffWarning

A warning generated during diff operation

Differ

Main differ engine

FkInfo

Foreign key info for serialization

IndexInfo

Index info for serialization

SchemaDiff

Differences between two schemas

TableDataDiff

Data differences for a single table

TableInfo

Basic info about a table for added tables

TableModification

Modifications to an existing table

Enums

DiffOutputFormat

Output format for diff results

Functions

compare_schemas

Compare two schemas and return the differences

format_diff

Format diff result according to the specified format

format_json

Format diff result as JSON

format_sql

Format diff result as SQL migration script

format_text

Format diff result as human-readable text

should_include_table

Check if a table should be included based on filter config