2 min
Resources
Every link the series leans on, grouped by the part that uses it.
- java
- protocol
java
14 posts.
8 min
Two servers
Replication. A second instance that follows the first.
- java
- replication
10 min
Surviving a restart
An RDB reader and writer, plus SAVE and BGSAVE.
- java
- persistence
12 min
The commands that make it usable
CONFIG GET, INFO, DBSIZE, FLUSHALL, command line options, the TTL family, and the rest of the string API.
- java
- introspection
14 min
Four more types
Hashes, sets, sorted sets, and SCAN.
- java
- data-structures
13 min
The server speaks first
Pub/sub, streams, and a blocking XREAD.
- java
- pubsub
13 min
Waiting and pretending
BLPOP, MULTI with EXEC and DISCARD, and WATCH.
- java
- blocking
14 min
Atomic or wrong
EXISTS, DEL, TYPE, KEYS, the INCR family, and lists.
- java
- concurrency
13 min
A database, and time
The key-value store, SET, GET, and key expiry.
- java
- storage
8 min
Bytes become commands
A command dispatcher, plus PING and ECHO.
- java
- protocol
14 min
What redis-cli actually sends
A RESP parser, a RESP writer, and the project's first tests.
- java
- resp
10 min
One read is not one request
Framing that splits a byte stream into requests, then a server that handles many clients at once.
- java
- tcp
15 min
TCP before Redis
A server that listens on port 6379, accepts clients, and echoes back whatever they send.
- java
- sockets
12 min
Getting set up
A Maven project that compiles, runs, and is committed to git.
- java
- maven