- Theory and concepts
- Data types: 🖐️ used
- Performance tuning
- Migrations: 🖐️ used
- Schema versioning
- Backup and recovery
- Database scalability
- Relational databases
- Key-value store
- Tuple store
- Graph databases
- Object databases
- Column databases
- Navigational databases
- Hierarchical databases
- In-memory databases
- Inverted index
- Data control language (DCL)
- Data definition language (DDL)
- Data manipulation language (DML)
- Data query language (DQL)
- Relational
- Entity-Relationship Diagram
- Normal forms
- Indexing
- Primary keys
- Foreign keys
- Transactions
- Views
- Subqueries
- Stored procedures
- SQL functions
- Materialized views
- Replications
- Virtualization
- SQL
SELECT
: 🖐️ usedINSERT
: 🖐️ usedUPDATE
: 🖐️ usedDELETE
: 🖐️ usedLIMIT
OFFSET
ORDER BY
: 🖐️ usedGROUP BY
HAVING
EXISTS
JOIN
INNER JOIN
LEFT JOIN
RIGHT JOIN
UNION
: 🖐️ usedDISTINCT
WHERE
: 🖐️ usedLIKE
: 🖐️ usedIN
: 🖐️ usedBETWEEN
CREATE TABLE
: 🖐️ usedALTER TABLE
: 🖐️ usedDROP TABLE
: 🖐️ usedPRIMARY KEY
: 🖐️ usedFOREIGN KEY
: 🖐️ usedCHECK
DEFAULT
INDEX
UNIQUE
: 🖐️ usedGRANT
REVOKE
DENY
EXPLAIN
- Engines
- PostgreSQL: 🖐️ used
- Oracle: 👂 heard
- MySQL: 👂 heard
- MariaDB
- MS SQL Server
- Redis: 👂 heard
- Rabbit
- MongoDB: 👂 heard
- Memcached
- Riak
- DB2
- SQLite: 👂 heard
- DynamoDB
- Firebase
- Data engineering
- Data warehousing
- Business intelligence
- Big data
- Data analysis
- AI tools
- Cloud databases
- Data Visualization