v1.5.2

Sling v1.5.2 (2025-12-20T13:40:11Z)

GeoJSON Export Support

• New file format for exporting spatial data to GeoJSON
• Supports geometry column detection with configurable column name (defaults to geometry)
• Added go-geom library dependency

ADBC (Arrow Database Connectivity) Support

• New connection type ArrowDBC for high-performance database connectivity via Apache Arrow
• Supports PostgreSQL and SQL Server via ADBC drivers
• Includes bulk import/export methods leveraging Arrow format
• New tests: r.77.adbc_postgres.yaml, r.78.adbc_sqlserver.yaml, r.79.adbc_write.yaml

OAuth2 Enhancements

• Improved OAuth2 initialization and callback handling
• Added Gmail API connector with OAuth support
• Enhanced encryption for OAuth tokens in env files
• Added prompt=consent parameter to force refresh token retrieval

Runtime State Management

• Enhanced combined state file handling for replications
• File persistence for runtime state with exec ID tracking
• Improved thread state synchronization

Hook Improvements

• Added OnFailRetry option for automatic retry on hook failure
• Better handling of replication hooks prefixing

New Functions

• object_zip: Creates an object from arrays of keys and values

Infrastructure & Fixes

• Docker: Updated base image from Ubuntu Focal to Jammy
• Database Templates: Unified quoting/unquoting methods across connections; added YAML-based type mappings (deprecating TSV)
• User Template Overrides: Support for ~/.sling/templates/ custom templates
• API Spec: Added PrimaryKey field to stream configuration
• Connection Handling: Thread-safe access to local connections; improved MSSQL boolean handling
• Pipeline: Fixed EndTime for skipped steps; improved zombie job cleanup logging