Spark Iceberg MCP Server
by will-sh
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| SPARK_HOME | No | Optional SPARK_HOME for subprocess | |
| SPARK_MASTER | No | Spark master URL (local[2], yarn, etc.) | local[2] |
| MCP_TRANSPORT | No | MCP transport: stdio, http, or sse | stdio |
| SPARK_MAX_ROWS | No | Max rows returned per query | 1000 |
| HADOOP_CONF_DIR | No | Hadoop config directory | |
| SPARK_SUBMIT_BIN | No | Spark submit binary for subprocess mode | spark3-submit |
| SPARK_EXECUTION_MODE | No | subprocess, pyspark, or auto (subprocess if SPARK_SUBMIT_BIN set) | auto |
| SPARK_ICEBERG_CATALOG | No | Iceberg catalog name | local |
| SPARK_ICEBERG_WAREHOUSE | Yes | Warehouse path (required for Hadoop catalog) | |
| SPARK_ICEBERG_RUNTIME_JAR | No | Path to iceberg-spark-runtime JAR (glob supported) | |
| SPARK_ICEBERG_CATALOG_TYPE | No | Catalog type (hadoop, hive, rest, …) | hadoop |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
This server cannot be deployed
Maintenance
ActivityMaintained
ResponsivenessNo issues