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Data Structures & AlgorithmsComplexity analysis up to graphs and DP.Operating SystemsProcesses, scheduling, memory and concurrency.Database Management SystemsRelational modelling, transactions and indexing.Computer NetworksFrom wires and radio waves up to the web.

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Database Management Systems

Foundations of DBMS6

Relational Model, Algebra & Calculus6

Integrity Constraints & Normal Forms6

File Organization & Indexing7

Storage devices and file basics
RAID: combining disks for speed and safety
File organization: heap, sequential, and hashing
Indexing fundamentals: dense, sparse, and multilevel indexes
B-tree indexing
B+ tree indexing
Hashing techniques: static and dynamic

Transactions & Concurrency Control9

Query Processing, Optimization & Distributed DBs5

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Database Management Systems

Foundations of DBMS6

Relational Model, Algebra & Calculus6

Integrity Constraints & Normal Forms6

File Organization & Indexing7

Storage devices and file basics
RAID: combining disks for speed and safety
File organization: heap, sequential, and hashing
Indexing fundamentals: dense, sparse, and multilevel indexes
B-tree indexing
B+ tree indexing
Hashing techniques: static and dynamic

Transactions & Concurrency Control9

Query Processing, Optimization & Distributed DBs5

Learn Database Management Systems File Organization & Indexing

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Storage devices and file basics

The memory hierarchy from registers to disk, how a database file is organized into blocks and records, and the math behind why disk access dominates database performance.

9 min readUpdated 2026-09-04dbmsstoragefile-organization