indix / schemer   0.1.5

Apache License 2.0 GitHub

Schema registry for CSV, TSV, JSON, AVRO and Parquet schema. Supports schema inference and GraphQL API.

Scala versions: 2.11


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Schema registry with support for CSV, TSV, AVRO, JSON and Parquet. Has ability to infer schema from a given data source.

Schemer UI [WIP]

Schemer UI is the wizard based frontend for Schemer. It provides a wizard based schema creation and versioning workflow apart from browsing and search capabilities. It is a work in progress. More screens

Schemer Core

schemer-core is the core library that implements most of the logic needed to understand the supported schema types along with the schema inference. To use schemer-core directly, just add it to your dependencies:

libraryDependencies += "com.indix" %% "schemer" % "v0.2.3"

Schemer Registry

schemer-registry is a schema registry for storing the metadata about schema and schema versions. It provides a GraphQL API for adding, viewing and inferring schemas.

Schemer Registry is available as a docker image at DockeHub

Running Locally

Local docker based PostgreSQL can be run as follows:

docker run -e POSTGRES_USER=schemer -e POSTGRES_PASSWORD=schemer -e PGDATA=/var/lib/postgresql/data/pgdata -e POSTGRES_DB=schemer -v $(pwd)/schemer_db:/var/lib/postgresql/data/pgdata -p 5432:5432 postgres:9.5.0

Remove schmer_db folder to clear all data and start from scratch.

The registry service can be run using sbt:

sbt "project registry" ~reStart