33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
upscaledb is a database engine written in C/C++. It is fast,
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production-proven and easy to use.
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Features:
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- Very fast sorted B+Tree with variable length keys
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- Basic schema support for POD types (i.e. uint32, uint64, real32 etc)
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- Very fast analytical functions
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- Can run as an in-memory database
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- Multiple databases in one file
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- Record number databases ("auto-increment")
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- Duplicate keys
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- Logging and recovery
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- Unlimited number of parallel Transactions
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- Transparent AES encryption
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- Transparent CRC32 verification
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- Various compression codecs for journal, keys and records using zlib,
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snappy, lzf
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- Compression for uint32 keys
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- Network access (remote databases) via TCP/Protocol Buffers
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- Very fast bi-directional database cursors
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- Configurable page size, cache size, key sizes etc
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- Runs on Linux, Unices, Microsoft Windows and other architectures
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- Uses memory mapped I/O for fast disk access (but falls back to
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read/write if mmap is not available)
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- Uses 64bit file pointers and supports huge files (>2 GB)
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- Easy to use and well-documented
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- Open source and released under APL 2.0 license
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- Wrappers for C++, Java, .NET, Erlang, Python, Ada and others
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Optional auto-detected dependencies:
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- snappy
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- protobuf or protobuf3
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