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Architecture
Operating System
Type System
Software License
Interface
Access Control
Indexes
Partitioning
Other Objects
Tables and Views
Deployment Model
Database Capabilities
Features
Support Features
Integer


Informix Dynamic ServerDatabase Management System by IBM
Relational Model
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Windows
Mac OS X
Linux
UNIX
z/OS
BSD
Static
Proprietary
SQL Compare SQL Database Management System

Audit
Native Network Encryption
Patch Access
Resource Limit
Run Unprivileged
Separation of Duties

Bitmap
Expression
Full-text
GIN
GiST
Hash
Partial
R-/R+ Tree
Reverse

Composite (Range + Hash)
Hash
List
Native Replication API
Range

Cursor
Data Domain
External Routine
Function
Procedure
Trigger
Temporary Table
On Premise

Blobs and Clobs
Common Table Expressions
Except
Inner Joins
Inner Selects
Merge Joins
Outer Joins
Parallel Query
Union
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ACID
Referential Integrity
Transactions
Unicode

Forums
On-site
Phone

BIGINT (64-bit)
INTEGER (32-bit)
INTEGER8 (64_bit)
SMALLINT (16-bit)


VelocityDBDatabase Management System by VelocityDB
Object Model
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Windows
Mac OS X
Linux
Proprietary
API Compare API Database Management System
R-/R+ Tree
On Premise
Compare by Features
ACID
Backup
Compression of Data
Database Imports
Encryption of Data
High Availability
Highly Scalable
Import Data
Multi-Core Support
Multiple Threads
Parallel Processing
Transactions
Unicode
Very small and Fast