README
¶
DBPack
DBPack is a database proxy pack aims to provide a distributed transaction solution of high performance and has no invasion into business logic. It can be deployed as a sidecar in a pod, which can shield complex basic logic, so that business development does not need to rely on a specific SDK, simplifying the development process and improving development efficiency. It supports any programming language and is easy to use.
Feature
- support MYSQL protocol.
- event driven distributed transaction solution inspired by kubernetes.
- support read write splitting and custom SQL routing via Hint.
- support audit log and SQL tracing.
- sharding: support query on sharded table, support
order byandlimit. - sharding: support
insert,delete,updateon sharded tables. - can be deployed as a sidecar，support any programming language.
- more features on the road.
Metrics
using prometheus metrics, default metric server runs at :18888
Getting Started
Requirements
- Go >= 1.17
- MYSQL >= 5.7+
Contribution Guide
Architecture
- Listener: responsible for parsing the SQL protocol.
- Executor: responsible for forwarding SQL requests to the backend physical DB.
- Filter: responsible for metrics statistics, SQL interception, encryption and decryption of sensitive information, etc.
- ConnectionFilter: process the intercepted SQL on the connection.
Stargazers
WeChat group
To enter the WeChat discussion group, please scan the QR code below and reply with the code "join the group".
License
DBPack is licensed under the Apache License, Version 2.0.
Directories
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| Path | Synopsis |
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pkg
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third_party
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cache
Package cache implements a LRU cache.
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Package cache implements a LRU cache. |
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parser/ast
Package ast is the abstract syntax tree parsed from a SQL statement by parser.
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Package ast is the abstract syntax tree parsed from a SQL statement by parser. |
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parser/goyacc
Goyacc is a version of yacc generating Go parsers.
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Goyacc is a version of yacc generating Go parsers. |
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pools
Package pools provides functionality to manage and reuse resources like connections.
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Package pools provides functionality to manage and reuse resources like connections. |
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sync2
Package sync2 provides extra functionality along the same lines as sync.
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Package sync2 provides extra functionality along the same lines as sync. |
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timer
Package timer provides various enhanced timer functions.
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Package timer provides various enhanced timer functions. |
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