LinuxCBT RedCacheD Edition

Intro to Key | Value Caching - RedCacheD

Introduction - Redis - Features

Explain key features
Contrast with MemCache
Discuss data limits
Enumerate important Data Types
Install Redis
Explore environment

CLI | GETs | SETs| Basics

Query Redis Server non-interactively
Ascertain key server stats
Set string key | values
Confirm existence of Keys
Enumerate Data Type
Determine Key Life
Alter Key TTL and Test
Increment | Decrement Values
Get and Set Values
Delete superfluous Keys

Lists

Describe features
Enumerate common list manipulation commands
Build basic list
Prepend list with strings
Append values and evaluate
Discover numerical length of lists
Sort the contents as needed
Return subset of list
Strip list values and evaluate
Reduce list to desired values

Sets

Discuss features and applicability
Contrast with lists
Enumerate key commands
Define and extend set
Enumerate members of set
Determine set cardinality
Remove set items
Find set union and intersection
Define sorted set
Contrast with standard set
Return sorted set items

Hashes

Discuss features
Contrast with lists and sets
Enumerate key commands
Define hash with common keys
Retrieve all and groups of keys
Increment | Decrement hash values
Remove hash keys
Extend hash with new keys
Confirm the existence of hash keys

Simple Authentication

Discuss default behaviour and caveats
Use openssl to generate unique password
Update configuration accordingly
Test client access with | sans password
Confirm functionality

Persistence

Discuss supported strategies
Query Redis for current persistence configuration
Increase snapshot frequency
Confirm RDB snapshot changes
Enable Append Only persistence
Confirm persistence strategies

Disaster Recovery

Discuss and contrast recovery options
Confirm current persistence configuration
Perform snapshot-based recovery
Confirm restoration
Perform append only recovery
Confirm restoration

Replication | Key Migration | Pipelining

Discuss features and caveats
Alter master configuration
Update slave configuration
Ensure AUTH mode enabled
Define interdependent slave configuration
Create new keys and ensure replication
Update slave to permit writes
Create new keys and ensure locality
Discuss Implications
Disable slave config post-replication
Confirm key | values
Migrate key | values to remote servers
Confirm source | destination post-migration
Copy-migrate keys and confirm
Contrast standard processing with pipelining
Compare timed results

Transactions

Discuss features and caveats
Enumerate key commands
Start and discard a transaction
Confirm expected results
Start and complete a transaction | confirm
CLI - generate transactions with and sans errors
Confirm expected behaviour
Use 'WATCH' to perform conditional transactions
Confirm results

Python Integration

Discuss features
Ensure replication configuration
Install 'redis-py' Python module
Use interactive interface to build connection
Confirm server stats
Set various Python vars to Redis structures
Add | Update | Remove keys
Pipeline requests
Snapshot Redis instance via Python
Connect to remote replicas | confirm