TIL: GBase Database Is Not One Product

If you're encountering GBase Database for the first time, there is one easy mistake to make:

Treating GBase Database as a single database product.

In reality, GBase Database is a database product family with three product lines, each designed for a different workload and architecture.

GBase 8s → OLTP
Centralized + Shared Storage

GBase 8a → OLAP
Columnar + MPP

GBase 8c → HTAP
Distributed + Multi-Model

The first step in choosing GBase Database is therefore not asking which product is "better."

It's asking:

What kind of workload are you actually running?

GBase Database(GBase 8s): OLTP

GBase Database(GBase 8s) is designed for enterprise transactional workloads.

Its architecture focuses on:

Centralized database architecture
Shared-storage clustering
Strong transactional consistency
Low-latency OLTP workloads

This makes GBase Database(GBase 8s) particularly relevant for core transactional systems where consistency and predictable latency matter.

If you're coming from an Oracle environment, GBase Database(GBase 8s) is the product line to evaluate for Oracle-compatible migration scenarios.

GBase Database(GBase 8a): OLAP

GBase Database(GBase 8a) is designed for analytical workloads.

Its architecture uses:

Columnar storage
MPP architecture
Parallel analytical processing

The focus is not high-frequency transactional processing.

It's about scanning and processing large volumes of data efficiently.

If your workload looks more like ClickHouse, Greenplum, or other analytical MPP systems, GBase Database(GBase 8a) is the relevant direction to evaluate.

GBase Database(GBase 8c): HTAP

GBase Database(GBase 8c) targets distributed HTAP workloads.

Its architecture combines multiple storage and processing approaches to support different workload patterns, including:

Distributed architecture
Multi-model capabilities
Row-oriented processing
Column-oriented processing
In-memory processing

This makes GBase Database(GBase 8c) relevant when the application needs both transactional and analytical capabilities in a distributed environment.

For MySQL or PostgreSQL migration scenarios, GBase Database(GBase 8c) is one of the product lines worth evaluating.

8s vs. 8c: The Common Confusion

The most common question is:

"If both 8s and 8c can handle transactions, which one should I choose?"

The answer is architecture.

GBase Database(GBase 8s) focuses on centralized + shared-storage transactional processing.

GBase Database(GBase 8c) focuses on distributed architecture, elastic scaling, and multi-model workloads.

Both can support OLTP, but they target different system requirements.

A simple way to think about it:

Oracle
   ↓
GBase Database(GBase 8s)

MySQL / PostgreSQL
   ↓
GBase Database(GBase 8c)

ClickHouse / Greenplum
   ↓
GBase Database(GBase 8a)

This is not a universal migration rule. Your actual workload, SQL compatibility, data scale, concurrency, and application architecture should still determine the final choice.