# create_pg_search_index

A write tool on the Mcpg MCP server.

Agent View of the PolicyLayer registry record for `create_pg_search_index`. HTML page: https://policylayer.com/tools/io-github-devopam-mcpg/create-pg-search-index

## Facts

- Tool: `create_pg_search_index`
- Server: Mcpg (`pypi:mcpg`) — https://policylayer.com/tools/io-github-devopam-mcpg.md
- Install: `npx -y pypi:mcpg`
- Homepage: https://github.com/devopam/MCPg
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "create_pg_search_index",
    "arguments": {}
  }
}
```

## Why create_pg_search_index is rated Medium

The tool creates a search index in PostgreSQL, which is a reversible write operation. It modifies the database but does not delete data or execute arbitrary code. While indexes can impact performance, they are not destructive (can be dropped) and do not expose query execution or financial risk. Medium severity due to potential performance impact on the production database if misconfigured.

From the tool's own definition: "Tool name 'create_pg_search_index' indicates creation of a database index, which is a write operation that modifies database schema/structure."

## Use case

AI agents use create_pg_search_index to create or update resources in Mcpg, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcpg environment.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Mcpg:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_pg_search_index": {
      "limits": [
        {
          "counter": "create_pg_search_index_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Mcpg (251)

- `cancel_migration` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/cancel-migration.md
- `drop_graph` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/drop-graph.md
- `drop_property_graph` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/drop-property-graph.md
- `drop_publication` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/drop-publication.md
- `drop_subscription` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/drop-subscription.md
- `dump_database` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/dump-database.md
- `partman_drop_partition` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/partman-drop-partition.md
- `prune_audit_events` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/prune-audit-events.md
- `restore_database` — Destructive — https://policylayer.com/tools/io-github-devopam-mcpg/restore-database.md
- `cancel_query` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/cancel-query.md
- `cluster_vectors` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/cluster-vectors.md
- `complete_migration` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/complete-migration.md
- `dry_run_ddl` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/dry-run-ddl.md
- `enable_extension` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/enable-extension.md
- `enable_logical_replication_on_demand` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/enable-logical-replication-on-demand.md
- `enable_redis_fdw` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/enable-redis-fdw.md
- `generate_graph_projection` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/generate-graph-projection.md
- `generate_test_data` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/generate-test-data.md
- `hybrid_search` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/hybrid-search.md
- `maintain_turboquant_index` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/maintain-turboquant-index.md
- `mmr_search` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/mmr-search.md
- `open_cursor` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/open-cursor.md
- `optimize_query` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/optimize-query.md
- `partman_run_maintenance` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/partman-run-maintenance.md
- `pg_search_run` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/pg-search-run.md
- `prepare_migration` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/prepare-migration.md
- `prewarm_recommended` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/prewarm-recommended.md
- `prewarm_relation` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/prewarm-relation.md
- `recommend_redistribute` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/recommend-redistribute.md
- `reindex_pg_search_index` — Execute — https://policylayer.com/tools/io-github-devopam-mcpg/reindex-pg-search-index.md
- …and 221 more: https://policylayer.com/tools/io-github-devopam-mcpg.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-devopam-mcpg · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-devopam-mcpg
