Migration Services

On-Premises SQL to BigQuery Migration Services

Codimite migrates analytical data, reporting workloads, and data pipelines from SQL Server, Oracle, and MySQL to Google Cloud BigQuery. Modernize your data platform and run large-scale analytics without managing traditional warehouse infrastructure.

On-Premises SQL to BigQuery Migration services
Quick answer

Yes, you can migrate from On-Premises SQL to BigQuery without moving everything at once. BigQuery is a fully managed, serverless data platform designed to analyze large structured and unstructured datasets without requiring businesses to manage database infrastructure. We migrate data, schemas, queries, and analytics workflows in manageable stages while validating accuracy, performance, security, and business continuity.

Modernize Your Data Platform

Move Legacy SQL Analytics to BigQuery

Scale Large Analytics Workloads

Run analytical queries across terabytes or petabytes of data using BigQuery's distributed processing engine.

Reduce Infrastructure Management

Move away from maintaining physical servers, database clusters, storage capacity, and data warehouse hardware.

Improve Reporting Performance

Separate complex reporting and analytics queries from operational databases to reduce pressure on production systems.

Centralize Business Data

Bring data from SQL Server, Oracle, MySQL, applications, and cloud services into a unified analytics platform.

Enable Near Real-Time Analytics

Use change data capture and streaming pipelines to keep supported BigQuery datasets updated from source databases.

Prepare Data for AI

Connect governed enterprise data with BigQuery machine learning, Vertex AI, Gemini, business intelligence, and advanced analytics.

Migration Process

A Controlled SQL to BigQuery Migration Process

  1. 1

    Assess

    Review source databases, schemas, tables, data volumes, reporting queries, ETL pipelines, dependencies, security, and current infrastructure costs.

  2. 2

    Design

    Define the BigQuery data model, datasets, access controls, partitioning, clustering, ingestion, transformation, and governance approach.

  3. 3

    Pilot

    Migrate a representative dataset and validate data mappings, query compatibility, performance, and expected costs.

  4. 4

    Migrate and Transform

    Transfer historical data, configure ongoing ingestion, convert analytical SQL, and rebuild suitable ETL or ELT pipelines.

  5. 5

    Validate and Launch

    Compare source and destination data, test reports and dashboards, optimize queries, and complete a controlled production transition.

Why Codimite

A Trusted Partner for SQL to BigQuery Migration

Codimite combines Google Cloud, data engineering, database modernization, analytics, AI, security, and DevOps expertise to deliver controlled BigQuery migrations.

Talk to a Data Migration Expert
  • Data Migration Assessment. We evaluate your databases, analytical workloads, data volume, reporting dependencies, pipelines, and modernization priorities.

  • BigQuery Architecture Design. We design datasets, data models, ingestion pipelines, transformations, access controls, partitioning, clustering, and cost-management practices.

  • SQL and Schema Modernization. We map source data types, redesign schemas where required, and convert suitable analytical queries to GoogleSQL.

  • Data Pipeline Engineering. We build batch, streaming, change-data-capture, ETL, and ELT workflows for reliable data movement.

  • Security and Governance. We incorporate identity, permissions, encryption, data classification, logging, retention, and governance requirements.

  • End-to-End Support. Codimite supports assessment, architecture, migration, validation, dashboard integration, optimization, documentation, and knowledge transfer.

Comparison

Legacy SQL Databases vs BigQuery

Comparison Area Legacy SQL Environment BigQuery Advantage
Primary workload Often supports transactions, reporting, or both Designed for large-scale analytical workloads
Infrastructure Requires database servers, storage, patching, and capacity planning Fully managed, serverless architecture
Scaling Often requires hardware upgrades, clustering, or manual configuration Separates scalable storage and analytical processing
Reporting impact Heavy queries can compete with operational workloads Moves analytics away from production databases
Data sources Data may remain distributed across separate systems Centralizes data from databases, applications, and cloud services
Data ingestion Often depends on custom ETL and scheduled exports Supports batch transfers, streaming, and change data capture
SQL Uses SQL Server, Oracle, or MySQL-specific dialects Uses GoogleSQL for BigQuery analytics
Data modeling Commonly optimized for transactional applications Supports analytical models, partitioning, and clustering
AI and analytics May require separate tools and infrastructure Integrates with machine learning, BI, Vertex AI, and Gemini
Best suited for Transaction processing and existing operational systems Enterprise analytics, reporting, data science, and AI-ready data platforms

FAQs

Frequently Asked Questions

Can SQL Server, Oracle, and MySQL data be migrated to BigQuery?

Yes. Data can be transferred or replicated using appropriate Google Cloud services, partner tools, or custom pipelines. The selected method depends on the database, data volume, latency, and transformation requirements.

Does BigQuery replace our operational SQL database?

Not necessarily. BigQuery is designed primarily for analytics. Transactional databases can continue supporting operational applications while BigQuery handles reporting, analytics, machine learning, and historical data.

Can source databases and BigQuery operate together?

Yes. Organizations can retain their operational databases and continuously or periodically move data into BigQuery for analytics.

Can existing SQL queries be migrated to BigQuery?

Many analytical queries can be converted to GoogleSQL. Some database-specific functions, procedures, indexes, and transactional logic may need to be redesigned.

Can SQL to BigQuery migration be completed without disrupting reporting?

A low-disruption transition may be possible using parallel environments, data replication, validation, dashboard testing, and phased cutover. The approach depends on data freshness and consistency requirements.

How long does a SQL to BigQuery migration take?

The timeline depends on data volume, schema complexity, query count, ETL pipelines, dashboards, security requirements, data quality, and required ingestion frequency.

Plan Your SQL to BigQuery Migration

Identify which datasets, reports, queries, and pipelines should move to BigQuery through a focused data-platform assessment.

Talk to a Data Migration Expert
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