Geospatial Data Lifecycle & Cold Storage
Spatial Data Archival & Cold Storage Optimization
A production-focused operational reference for geospatial data lifecycle management, cold storage optimization, and compliance automation — 85 pages of runnable configuration across four connected disciplines.
Compression & Storage
Tune ZSTD, size row groups, encode GIS attributes, reduce coordinate precision, and partition spatially to shrink cold-storage footprint without sacrificing retrieval SLAs.
Explore compression tuningArchival Architecture
Design hot/warm/cold tiers, select object storage, catalog metadata, verify integrity, replicate across regions, and codify retention with policy-as-code for legally defensible archives.
Explore tiering strategyConversion & Pipelines
Migrate to GeoParquet, FlatGeobuf, Cloud-Optimized GeoTIFF and COPC, validate schemas and CRS, and automate idempotent, compliance-ready conversion pipelines.
Explore pipeline automationAn operational reference, not a brochure
Geospatial archives grow at an unsustainable rate. Raster mosaics, LiDAR point clouds, historical basemaps, and continuous sensor telemetry each demand distinct lifecycle handling. This site is a hands-on field guide for the engineers and archivists who keep petabyte-scale spatial data affordable, retrievable, and audit-ready.
It is written for data engineers, GIS archivists, cloud architects, and compliance/operations teams. Every page favors concrete configuration over theory: copy-ready CLI commands, PyArrow and DuckDB snippets, Terraform lifecycle rules, validation thresholds, and root-cause troubleshooting tables you can apply directly to production pipelines.
The material is organized into four connected disciplines — compression and storage optimization, archival architecture and tiering, and format conversion and pipeline automation, plus a cross-cutting cost model — each drilling from a strategic overview down to focused, task-level playbooks.
What's inside
Four top-level sections, branching into nineteen focused topics and sixty-one step-by-step guides.
Compression Tuning & Storage Optimization
ZSTD level configuration, row-group sizing, dictionary encoding for categorical GIS fields, coordinate precision and encoding, and spatial partitioning techniques.
Open sectionSpatial Archival Architecture & Tiering
Hot/warm/cold tier design, object-storage selection, metadata cataloging and discovery, archive integrity verification, multi-region replication, and retention policy frameworks.
Open sectionFormat Conversion & Pipeline Automation
GeoParquet migration workflows, FlatGeobuf optimization, COG and point-cloud conversion pipelines, schema mapping and attribute validation, and CRS synchronization.
Open sectionSpatial Archive Cost Modeling
One cross-cutting model for storage-class pricing, retrieval and request fees, early-deletion penalties, and compression-ratio tables, with worked restore-cost and multi-year forecast models.
Open the cost referenceNewest topic areas
Five topics added in the latest expansion, covering the parts of an archive that only surface once it is large, cold, and expected to last.
Start here
New to the reference? These end-to-end playbooks are the fastest way to see how the methodology applies to real production archives.