A Database Engine Tool by Elevate Software, Inc.

Features:
Transparent local and client-server access
Local and client-server access is identical in operation, requiring only a few property modifications to switch between the two

Small footprint
Client access code added to a compiled application is minimal, and the ElevateDB server is less than 2 Mb in size

Multi-threaded
Both local and client-server sessions can be multi-threaded in an application

Customization
File signatures, file names, and file extensions, licensed session counts, and encryption passwords in ElevateDB can all be customized

ANSI/Unicode
ElevateDB is available in ANSI (8-bit encoding using the Windows ANSI code pages) or Unicode (16-bit UTF-16 encoding) flavors under Windows

100% .NET managed code
ElevateDB does not use any direct pointer access or memory manipulation under .NET, making it 100% managed code

Source code
ElevateDB was written using Delphi's Object Pascal language, and the source code for ElevateDB is available for purchase as an extra charge

Excellent performance
All SQL queries are optimized using available indexes and expression reduction, and query plans can be generated to show how a query will be executed

Collations
All standard Windows locales and collations supported on a per-column and per-indexed column basis, including options for case-insensitivity, accent-insensitivity, Kana-insensitivity, and width-insensitivity

In-memory databases
Databases can be created entirely in-memory and can be accessed from multiple threads

Security
User security is standard, but optional, and includes users, roles, and administrative access

Online backup
Databases can be backed up while they are being used

Serialized transactions
Transactions are always serialized and can be isolated to specific tables

Row locking
Both pessimistic and optimistic row locking supported, with options for detecting row changes

Constraints
Check, primary key, unique, and foreign key constraints

Stored procedures and functions
Full SQL/PSM support for stored procedures and functions, including dynamic and DDL statements, structured exception handling, and rich cursor handling

Triggers
Before and after insert, update, and delete triggers with full SQL/PSM support in trigger definitions and conditional execution

Views
Updateable views and constrained views (WITH CHECK OPTION) supported

Jobs
Jobs can be defined and scheduled to run on an ElevateDB server, and servers can be tasked to execute specific job categories

Data types
All standard SQL data types are supported, including date/time intervals

Full text indexing
Any CHAR, VARCHAR, or CLOB column can be indexed by word and searched using CONTAINS operator, and text to be indexed can be filtered according to another type column in the table

NULL handling
Standard SQL NULL behaviors for all data types and operators

Generated columns
Columns can be defined as expressions, and can be indexed and handled like any other column

BLOB columns
Complete BLOB support with per-column compression and configurable block sizes per table

Text import/export
Tables can be imported or exported from delimited text files with options for the formatting of dates, times, numerics, and boolean values as well as the delimiter

Licensing

Distribution of ElevateDB is royalty-free.