A small relational database forked from http://research.cs.wisc.edu/coral/mini_doc/minibase.html
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Mar 3, 2017 - Java
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database-internals
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A minimal educational relational database management system (RDBMS) implemented in Java 17. The project demonstrates a custom SQL processing pipeline, including lexer, parser, semantic analysis, query planning, optimization, and execution. It features a storage engine with heap pages, a buffer pool, and supports indexing using B-trees and Hash
sql database storage-engine indexing sql-parser rdbms btree execution-engine btree-indexes database-internals buffer-pool query-optimizer educational-project heap-storage query-planner java17 hash-indexes relational-dbms
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Dec 27, 2025 - Java
Learn columnar storage internals by building a mini analytics DB on top of Apache Lucene.
java analytics codec lucene columnar-storage vectorization database-internals learning-project docvalues
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May 29, 2026 - Java
An embedded, persistent, crash-safe key-value store in Java built on an LSM-tree — WAL, SSTables, Bloom filters, compaction, crash recovery. Zero dependencies.
java database storage-engine bloom-filter embedded-database wal database-internals lsm-tree key-value-store
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Jun 28, 2026 - Java
JBase is a Java-based disk-backed key–value storage engine that implements a persistent B+ tree index over fixed-size pages.
java database storage-engine indexing persistent-storage memory-management disk-based btree database-engine database-internals b-plus-tree key-value-store kv-store storage-layer free-list serialization-deserialization page-management
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Apr 1, 2026 - Java
A hands-on CAP Theorem laboratory featuring Java-based distributed bank nodes. Simulates network partitions, CP/AP trade-offs, and "Split-Brain" data inconsistency scenarios.
java distributed-systems availability networking consistency concurrency distributed-database partitioning database-internals cap-theorem backend-engineering
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Jan 14, 2026 - Java
A lightweight, from-scratch Relational Database engine in Java featuring page-based binary storage and heap-file record management.
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May 22, 2026 - Java
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