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storr.tiledb

A TileDB Embedded-based driver for storr, a key-value store with content-addressable storage for R objects.

Overview

storr.tiledb is an R package that extends the storr ecosystem by providing a TileDB-based driver and custom storr-like classes that leverage the advantages of the underlying backend.

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[!WARNING]
Experimental status. The package is fully functional and passes storr’s test specification. Additional testing and features needed before stable release.

Key features

  • Fast key-value operations via driver methods
  • Metadata support: notes and TTL expiration timestamps next to key-value pairs
  • Async/parallel operations with mirai
  • In-memory caching layers with hash tables
  • Cloud storage (AWS S3, Azure Blob, Google Cloud Storage)
  • Data version (time-travel)
  • Encryption support

Installation

Development version from GitHub:

# pak
pak::pkg_install("cgiachalis/storr.tiledb")

# remotes
remotes::install_github("cgiachalis/storr.tiledb")

Quick start 

library(storr.tiledb)

# Temp URI path
uri <- tempfile()

# Set up storr
sto <- storr_tiledb(uri, init = TRUE)

# Set
sto$set("mykey1", list(a = 1))
sto$set("mykey2", "abc")

# Get
sto$get("mykey2")
 [1] "abc"
 
# List all keys
sto$list()
[1] "mykey1" "mykey2"

# Del
sto$del("mykey1")

Documentation

For more detailed information, visit the full documentation on GitHub Pages.

Article Description
Get Started Quick reference to basic operations
API Usage Learn about storr.tiledb operations through examples
Data Model Overview of TileDB driver data model

Alternative storr drivers