oracle_transaction · Oracle APEX MCP Server MCP

WHAT IT DOES

What oracle_transaction does on Oracle APEX MCP Server

AI agents invoke oracle_transaction to trigger actions in Oracle APEX MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why oracle_transaction needs a policy

This tool permits execution of arbitrary SQL/PL/SQL code within a transactional context. While Write would apply to typical INSERT/UPDATE/CREATE operations, the tool's description emphasizes multi-statement execution and transaction control, indicating it supports any SQL operation.

From the tool's definition Tool enables execution of 'multiple SQL statements in a single transaction' with automatic rollback behavior.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

oracle_transaction Rate-limited

oracle_transaction stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "oracle_transaction": {
      "limits": [
        {
          "counter": "oracle_transaction_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Oracle APEX MCP Server, so you can run agents against it safely.

FAQ

Questions about oracle_transaction

What does the oracle_transaction tool do? +

Execute multiple SQL statements in a single transaction (all-or-nothing). Automatically rolls back on error if rollback_on_error is true. It is categorised as a Execute tool in the Oracle APEX MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on oracle_transaction? +

Register the Oracle APEX MCP Server MCP server in PolicyLayer and add a rule for oracle_transaction: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Oracle APEX MCP Server. Nothing to install.

What risk level is oracle_transaction? +

oracle_transaction is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit oracle_transaction? +

Yes. Add a rate_limit block to the oracle_transaction rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block oracle_transaction completely? +

Set action: deny in the PolicyLayer policy for oracle_transaction. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides oracle_transaction? +

oracle_transaction is provided by the Oracle APEX MCP Server MCP server (silviosotelo/oracle-apex-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.