Overview - SQL/NoSQL

• Datastore design considerations
• Relational v/s NoSQL stores
• Entities, Relationships and Database modeling
• When to use Relational/NoSQL?
• Categories of NoSQL stores
• Examples of NoSQL stores

Commands

• Strings
• Sets
• Sorted Set
• Hashes
• Lists
• Transactions
• Server
• Scripting
• Pub/Sub
• Keys
• HyperLogLog
• Connection
• Cluster

Pipeling in Redis

• Request/Response protocols and RTT
• Redis Pipelining
• Pipelining VS Scripting

Publish and Subsribe

• Related Commands
• Format of pushed messages
• Database & Scoping

Redis Lua scripts debugger

• Termination of the debugging session
• Abbreviating debugging commands
• Breakpoints
• Dynamic breakpoints
• Synchronous mode
• Logging from scripts
• Debugging clients

Memory optimization

• Special encoding of small aggregate data types
• Using 32 bit instances
• Bit and byte level operations
• Memory allocation

Using Redis as an LRU cache

• Maxmemory configuration directive
• Eviction policies
• How the eviction process works
• Approximated LRU algorithm
• LFU mode

Transactions

• Using Transactions
• Errors inside a transaction
• Roll backs in Redis
• Discarding the command queue
• Optimistic locking using check-and-set
• Understanding WATCH

Redis Mass Insertion

• Using the protocol
• Generating Redis Protocol

Partitioning

• Why use Partitioning?
• Partitioning basics
• Different implementations of partitioning
• Disadvantages of partitioning
• Data store or cache
• Presharding
• Redis Cluster
• Twemproxy

Secondary indexing with Redis

• Simple numerical indexes with sorted sets
• Updating simple sorted set indexes
• Multi dimensional data into linear data
• Lexicographical indexes