MCP Tools Reference: spanner.googleapis.com

Tool:create_session

Create a session in a given database for query executions using execute_sql tool. * Session can be reused to execute multiple concurrent operations.

The following sample demonstrate how to usecurl to invoke thecreate_session MCP tool.

Curl Request
curl--location'https://spanner.googleapis.com/mcp'\--header'content-type: application/json'\--header'accept: application/json, text/event-stream'\--data'{  "method": "tools/call",  "params": {    "name": "create_session",    "arguments": {      // provide these details according to the tool'sMCPspecification}},"jsonrpc":"2.0","id":1}'

Input Schema

The request forCreateSession.

CreateSessionRequest

JSON representation
{"database":string}
Fields
database

string

Required. The database in which the new session is created. Format:projects/{project}/instances/{instance}/databases/{database}

Output Schema

A session for Spanner API.

Session

JSON representation
{"name":string}
Fields
name

string

Output only. The resource name of the session. Format:projects/{project}/instances/{instance}/databases/{database}/sessions/{session}

Tool Annotations

Destructive Hint: ❌ | Idempotent Hint: ❌ | Read Only Hint: ❌ | Open World Hint: ❌

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Last updated 2026-02-11 UTC.