DBF → SQL Migration

Migrate FoxPro DBF data to SQL Server or PostgreSQL

Move your Visual FoxPro DBF / DBC tables to a real relational database — relationships, indexes, and FoxPro-specific data types preserved, integrity verified, and no extended downtime. The lowest-risk first step in a modernization.

Get a Free Data Assessment See the process
Relationships preserved Integrity verified Incremental sync SQL Server / PostgreSQL / MySQL
Why it's harder than a copy

A DBF export is not a migration

Plenty of tools will dump a DBF file into a SQL table. The problem is that a FoxPro database is far more than its rows. Decades of business meaning live in places a naive export silently drops — and getting those wrong corrupts data in ways you may not notice for months. A real migration accounts for all of it:

The point: the value isn't in moving bytes — it's in moving meaning. We rebuild the integrity FoxPro kept in its head so your new database enforces it for you.

The Process

How we migrate FoxPro DBF data to SQL Server

01

Schema & relationship discovery

We parse your DBF / DBC structures and the VFP code that uses them, mapping tables, indexes, and the relationships enforced in application logic.

02

Target schema design

We design a normalized SQL Server or PostgreSQL schema with correct types, foreign keys, and constraints — not a flat one-table-per-DBF dump.

03

Bulk load & type mapping

Data is loaded with FoxPro types mapped correctly, encodings normalized, and deleted records handled per your rules.

04

Validation

Row counts, checksums, and spot-check queries compare the target database against the live DBF data until they reconcile exactly.

05

Incremental sync & cutover

Incremental synchronization keeps the new database current while FoxPro keeps running, so you cut over on your schedule with no extended downtime.

Lowest-risk path

Modernize the data layer first — keep FoxPro running

You don't have to migrate the whole application to get value from your data. Using FoxPro Ninja, we can expose your live DBF data through a read-only REST API that coexists safely with the running FoxPro app — enabling modern reporting, dashboards, and integrations before any cutover.

That's exactly how Pivoten's reporting went from a 45-minute batch to under a minute — a 45× improvement — with zero disruption to the live system. Read-first means you prove the data layer with no risk, then decide on a full migration with months of confidence behind you.

Case study45× faster reporting at Pivoten → Full migrationConvert the whole app to .NET →
Targets

Where your data can land

microsoft

SQL Server

The natural choice for Microsoft-centric shops and .NET migrations. SQL Server 2016–2022 and Azure SQL, with full T-SQL, stored procedures, and enterprise backup.

open source

PostgreSQL

The leading open-source target — ACID-compliant, richly typed, JSON-capable, and free of per-core licensing. Ideal when total cost of ownership matters.

open source

MySQL / MariaDB

A solid fit for web-first stacks and LAMP-adjacent teams, with broad hosting support and a large operational ecosystem.

FAQ

DBF to SQL Server — common questions

Can you migrate DBF data without rewriting the whole FoxPro application?
Yes. Data migration is often the first, lowest-risk phase of a modernization. We can move your DBF data to SQL Server or PostgreSQL and expose it through a read-only API while the legacy FoxPro application keeps running unchanged — so you get modern reporting and integrations before committing to a full migration.
How are FoxPro-specific data types handled in SQL Server?
FoxPro types are mapped to their correct equivalents: Currency to money/decimal, DateTime to datetime2/timestamp, Memo to nvarchar(max)/text, Logical to bit/boolean, and General/OLE fields to varbinary/bytea or extracted to files. Code page and encoding differences are normalized, and deleted-but-not-packed DBF records are handled explicitly.
Do the relationships between DBF tables get preserved?
Yes — and this is the highest-value part of the work. VFP often enforces relationships in code rather than in the schema. We map those implicit relationships and re-create them as real foreign keys, indexes, and constraints in the target database, so integrity is enforced by the database instead of by application logic.
Which databases can you migrate FoxPro DBF data to?
Microsoft SQL Server (2016–2022 and Azure SQL), PostgreSQL, and MySQL/MariaDB are the common targets. SQL Server is the usual choice for Microsoft-centric shops; PostgreSQL is the leading open-source option with no licensing cost. We help you choose based on your stack and budget.
Can the migration run incrementally so we don't need downtime?
Yes. We run an initial bulk load and then incremental synchronization, validating row counts and checksums against the live DBF data. The legacy system keeps operating until you are ready to cut over, so there is no extended downtime.

Get your DBF data into a real database

Start with a free data assessment. We'll review your DBF / DBC structures and return a target schema, a migration plan, and a fixed scope — no obligation.

Get a Free Data Assessment