fix format

This commit is contained in:
Pedro Rodrigues
2026-01-23 17:33:44 +00:00
parent 1d9f4ea441
commit b5289ff6ee
19 changed files with 616 additions and 595 deletions

View File

@@ -7,7 +7,11 @@ import {
validateSkillExists,
} from "./config.js";
import { parseRuleFile } from "./parser.js";
import { filterRulesForProfile, listProfiles, loadProfile } from "./profiles.js";
import {
filterRulesForProfile,
listProfiles,
loadProfile,
} from "./profiles.js";
import type { Metadata, Profile, Rule, Section } from "./types.js";
import { validateRuleFile } from "./validate.js";
@@ -118,10 +122,7 @@ function buildSkill(paths: SkillPaths, profile?: Profile): void {
// Check if rules directory exists
if (!existsSync(paths.rulesDir)) {
console.log(` No rules directory found. Generating empty AGENTS.md.`);
writeFileSync(
outputFile,
`# ${skillTitle}\n\nNo rules defined yet.\n`,
);
writeFileSync(outputFile, `# ${skillTitle}\n\nNo rules defined yet.\n`);
return;
}
@@ -157,7 +158,9 @@ function buildSkill(paths: SkillPaths, profile?: Profile): void {
let filteredRules = rules;
if (profile) {
filteredRules = filterRulesForProfile(rules, profile);
console.log(` Filtered to ${filteredRules.length} rules for profile "${profile.name}"`);
console.log(
` Filtered to ${filteredRules.length} rules for profile "${profile.name}"`,
);
}
// Group rules by section and assign IDs
@@ -244,7 +247,9 @@ function buildSkill(paths: SkillPaths, profile?: Profile): void {
prerequisites.push(`PostgreSQL ${rule.minVersion}+`);
}
if (rule.extensions && rule.extensions.length > 0) {
prerequisites.push(`Extension${rule.extensions.length > 1 ? "s" : ""}: ${rule.extensions.join(", ")}`);
prerequisites.push(
`Extension${rule.extensions.length > 1 ? "s" : ""}: ${rule.extensions.join(", ")}`,
);
}
if (prerequisites.length > 0) {
output.push(`**Prerequisites:** ${prerequisites.join(" | ")}\n`);
@@ -302,7 +307,11 @@ function buildSkill(paths: SkillPaths, profile?: Profile): void {
/**
* Parse CLI arguments
*/
function parseArgs(): { skill?: string; profile?: string; allProfiles: boolean } {
function parseArgs(): {
skill?: string;
profile?: string;
allProfiles: boolean;
} {
const args = process.argv.slice(2);
let skill: string | undefined;
let profile: string | undefined;

View File

@@ -251,7 +251,8 @@ export function parseRuleFile(
const examples = extractExamples(body);
const tags = frontmatter.tags?.split(",").map((t) => t.trim()) || [];
const extensions = frontmatter.extensions?.split(",").map((e) => e.trim()) || [];
const extensions =
frontmatter.extensions?.split(",").map((e) => e.trim()) || [];
// Validation warnings
if (!explanation || explanation.length < 20) {

View File

@@ -5,7 +5,10 @@ import type { Profile, Rule } from "./types.js";
/**
* Load a profile from the profiles directory
*/
export function loadProfile(profilesDir: string, profileName: string): Profile | null {
export function loadProfile(
profilesDir: string,
profileName: string,
): Profile | null {
const profileFile = join(profilesDir, `${profileName}.json`);
if (!existsSync(profileFile)) {
return null;
@@ -54,14 +57,20 @@ function compareVersions(a: string, b: string): number {
/**
* Check if a rule is compatible with a profile
*/
export function isRuleCompatibleWithProfile(rule: Rule, profile: Profile): boolean {
export function isRuleCompatibleWithProfile(
rule: Rule,
profile: Profile,
): boolean {
// Check version requirement
if (rule.minVersion) {
if (compareVersions(rule.minVersion, profile.minVersion) > 0) {
// Rule requires a higher version than profile supports
return false;
}
if (profile.maxVersion && compareVersions(rule.minVersion, profile.maxVersion) > 0) {
if (
profile.maxVersion &&
compareVersions(rule.minVersion, profile.maxVersion) > 0
) {
// Rule requires a version higher than profile's max
return false;
}

View File

@@ -26,8 +26,8 @@ export interface Rule {
references?: string[];
tags?: string[];
supabaseNotes?: string;
minVersion?: string; // Minimum PostgreSQL version required (e.g., "11", "14")
extensions?: string[]; // Required PostgreSQL extensions (e.g., ["pg_stat_statements"])
minVersion?: string; // Minimum PostgreSQL version required (e.g., "11", "14")
extensions?: string[]; // Required PostgreSQL extensions (e.g., ["pg_stat_statements"])
}
export interface Section {

View File

@@ -1,18 +1,18 @@
{
"name": "postgres-best-practices-evals",
"version": "1.0.0",
"description": "Evaluation scenarios for Postgres Best Practices skill",
"type": "module",
"scripts": {
"eval": "vitest run",
"eval:watch": "vitest",
"eval:ui": "vitest --ui"
},
"devDependencies": {
"@ai-sdk/anthropic": "^0.0.30",
"@types/node": "^20.0.0",
"ai": "^3.0.0",
"typescript": "^5.0.0",
"vitest": "^1.0.0"
}
"name": "postgres-best-practices-evals",
"version": "1.0.0",
"description": "Evaluation scenarios for Postgres Best Practices skill",
"type": "module",
"scripts": {
"eval": "vitest run",
"eval:watch": "vitest",
"eval:ui": "vitest --ui"
},
"devDependencies": {
"@ai-sdk/anthropic": "^0.0.30",
"@types/node": "^20.0.0",
"ai": "^3.0.0",
"typescript": "^5.0.0",
"vitest": "^1.0.0"
}
}

View File

@@ -1,129 +1,143 @@
import { generateText } from "ai";
import { anthropic } from "@ai-sdk/anthropic";
import { readFileSync } from "node:fs";
import { join } from "node:path";
import type { CriterionResult, EvalConfig, EvalResult, EvalScenario } from "./types.js";
import { anthropic } from "@ai-sdk/anthropic";
import { generateText } from "ai";
import type {
CriterionResult,
EvalConfig,
EvalResult,
EvalScenario,
} from "./types.js";
const DEFAULT_CONFIG: EvalConfig = {
agentsPath: join(import.meta.dirname, "..", "AGENTS.md"),
model: "claude-sonnet-4-20250514",
maxTokens: 2048,
temperature: 0,
agentsPath: join(import.meta.dirname, "..", "AGENTS.md"),
model: "claude-sonnet-4-20250514",
maxTokens: 2048,
temperature: 0,
};
/**
* Build the user prompt from a scenario
*/
function buildUserPrompt(scenario: EvalScenario): string {
const parts: string[] = [];
const parts: string[] = [];
// Add version context if specified
if (scenario.input.postgresVersion) {
parts.push(`PostgreSQL Version: ${scenario.input.postgresVersion}`);
}
// Add version context if specified
if (scenario.input.postgresVersion) {
parts.push(`PostgreSQL Version: ${scenario.input.postgresVersion}`);
}
// Add extensions context if specified
if (scenario.input.availableExtensions) {
if (scenario.input.availableExtensions.length === 0) {
parts.push("Available Extensions: None installed");
} else {
parts.push(`Available Extensions: ${scenario.input.availableExtensions.join(", ")}`);
}
}
// Add extensions context if specified
if (scenario.input.availableExtensions) {
if (scenario.input.availableExtensions.length === 0) {
parts.push("Available Extensions: None installed");
} else {
parts.push(
`Available Extensions: ${scenario.input.availableExtensions.join(", ")}`,
);
}
}
// Add additional context if provided
if (scenario.input.context) {
parts.push(`Context: ${scenario.input.context}`);
}
// Add additional context if provided
if (scenario.input.context) {
parts.push(`Context: ${scenario.input.context}`);
}
// Add schema
parts.push(`\nSchema:\n\`\`\`sql\n${scenario.input.schema}\n\`\`\``);
// Add schema
parts.push(`\nSchema:\n\`\`\`sql\n${scenario.input.schema}\n\`\`\``);
// Add user query
parts.push(`\nQuestion: ${scenario.input.userQuery}`);
// Add user query
parts.push(`\nQuestion: ${scenario.input.userQuery}`);
return parts.join("\n");
return parts.join("\n");
}
/**
* Extract rule IDs mentioned in a response
*/
function extractRuleIds(response: string): string[] {
// Match patterns like "1.1", "2.3", etc.
const rulePattern = /\b(\d+\.\d+)\b/g;
const matches = response.match(rulePattern) || [];
return [...new Set(matches)];
// Match patterns like "1.1", "2.3", etc.
const rulePattern = /\b(\d+\.\d+)\b/g;
const matches = response.match(rulePattern) || [];
return [...new Set(matches)];
}
/**
* Evaluate the response against expected criteria
*/
function evaluateCriteria(scenario: EvalScenario, response: string): CriterionResult[] {
const results: CriterionResult[] = [];
const responseLower = response.toLowerCase();
function evaluateCriteria(
scenario: EvalScenario,
response: string,
): CriterionResult[] {
const results: CriterionResult[] = [];
const responseLower = response.toLowerCase();
// Check mustContain criteria
for (const term of scenario.expectedOutput.mustContain) {
const found = responseLower.includes(term.toLowerCase());
results.push({
criterion: `Response should contain "${term}"`,
passed: found,
evidence: found ? "Found in response" : "Not found in response",
});
}
// Check mustContain criteria
for (const term of scenario.expectedOutput.mustContain) {
const found = responseLower.includes(term.toLowerCase());
results.push({
criterion: `Response should contain "${term}"`,
passed: found,
evidence: found ? "Found in response" : "Not found in response",
});
}
// Check mustNotContain criteria
if (scenario.expectedOutput.mustNotContain) {
for (const term of scenario.expectedOutput.mustNotContain) {
const found = responseLower.includes(term.toLowerCase());
results.push({
criterion: `Response should NOT contain "${term}"`,
passed: !found,
evidence: found ? "Found in response (should not be present)" : "Not found (correct)",
});
}
}
// Check mustNotContain criteria
if (scenario.expectedOutput.mustNotContain) {
for (const term of scenario.expectedOutput.mustNotContain) {
const found = responseLower.includes(term.toLowerCase());
results.push({
criterion: `Response should NOT contain "${term}"`,
passed: !found,
evidence: found
? "Found in response (should not be present)"
: "Not found (correct)",
});
}
}
// Check shouldRecommendRules
const referencedRules = extractRuleIds(response);
for (const ruleId of scenario.expectedOutput.shouldRecommendRules) {
const found = referencedRules.includes(ruleId);
results.push({
criterion: `Should recommend rule ${ruleId}`,
passed: found,
evidence: found ? "Rule referenced" : "Rule not referenced",
});
}
// Check shouldRecommendRules
const referencedRules = extractRuleIds(response);
for (const ruleId of scenario.expectedOutput.shouldRecommendRules) {
const found = referencedRules.includes(ruleId);
results.push({
criterion: `Should recommend rule ${ruleId}`,
passed: found,
evidence: found ? "Rule referenced" : "Rule not referenced",
});
}
// Check shouldNotRecommendRules
if (scenario.expectedOutput.shouldNotRecommendRules) {
for (const ruleId of scenario.expectedOutput.shouldNotRecommendRules) {
const found = referencedRules.includes(ruleId);
results.push({
criterion: `Should NOT recommend rule ${ruleId}`,
passed: !found,
evidence: found ? "Rule referenced (should not be)" : "Rule not referenced (correct)",
});
}
}
// Check shouldNotRecommendRules
if (scenario.expectedOutput.shouldNotRecommendRules) {
for (const ruleId of scenario.expectedOutput.shouldNotRecommendRules) {
const found = referencedRules.includes(ruleId);
results.push({
criterion: `Should NOT recommend rule ${ruleId}`,
passed: !found,
evidence: found
? "Rule referenced (should not be)"
: "Rule not referenced (correct)",
});
}
}
return results;
return results;
}
/**
* Run a single evaluation scenario
*/
export async function runEval(
scenario: EvalScenario,
config: Partial<EvalConfig> = {}
scenario: EvalScenario,
config: Partial<EvalConfig> = {},
): Promise<EvalResult> {
const finalConfig = { ...DEFAULT_CONFIG, ...config };
const finalConfig = { ...DEFAULT_CONFIG, ...config };
try {
// Load AGENTS.md
const agentsMd = readFileSync(finalConfig.agentsPath, "utf-8");
try {
// Load AGENTS.md
const agentsMd = readFileSync(finalConfig.agentsPath, "utf-8");
const systemPrompt = `You are a PostgreSQL expert assistant. Use the following knowledge base to provide accurate recommendations:
const systemPrompt = `You are a PostgreSQL expert assistant. Use the following knowledge base to provide accurate recommendations:
${agentsMd}
@@ -134,59 +148,59 @@ IMPORTANT: When the user specifies a PostgreSQL version or available extensions,
When making recommendations, reference specific rule IDs (e.g., "1.1", "2.3") from the knowledge base.`;
const userPrompt = buildUserPrompt(scenario);
const userPrompt = buildUserPrompt(scenario);
const start = Date.now();
const { text } = await generateText({
model: anthropic(finalConfig.model!),
system: systemPrompt,
prompt: userPrompt,
maxTokens: finalConfig.maxTokens,
temperature: finalConfig.temperature,
});
const latencyMs = Date.now() - start;
const start = Date.now();
const { text } = await generateText({
model: anthropic(finalConfig.model ?? DEFAULT_CONFIG.model),
system: systemPrompt,
prompt: userPrompt,
maxTokens: finalConfig.maxTokens,
temperature: finalConfig.temperature,
});
const latencyMs = Date.now() - start;
// Evaluate the response
const criteriaResults = evaluateCriteria(scenario, text);
const rulesReferenced = extractRuleIds(text);
const passed = criteriaResults.every((r) => r.passed);
// Evaluate the response
const criteriaResults = evaluateCriteria(scenario, text);
const rulesReferenced = extractRuleIds(text);
const passed = criteriaResults.every((r) => r.passed);
return {
scenarioId: scenario.id,
passed,
rulesReferenced,
criteriaResults,
response: text,
latencyMs,
};
} catch (error) {
return {
scenarioId: scenario.id,
passed: false,
rulesReferenced: [],
criteriaResults: [],
response: "",
latencyMs: 0,
error: error instanceof Error ? error.message : String(error),
};
}
return {
scenarioId: scenario.id,
passed,
rulesReferenced,
criteriaResults,
response: text,
latencyMs,
};
} catch (error) {
return {
scenarioId: scenario.id,
passed: false,
rulesReferenced: [],
criteriaResults: [],
response: "",
latencyMs: 0,
error: error instanceof Error ? error.message : String(error),
};
}
}
/**
* Run multiple evaluation scenarios
*/
export async function runEvals(
scenarios: EvalScenario[],
config: Partial<EvalConfig> = {}
scenarios: EvalScenario[],
config: Partial<EvalConfig> = {},
): Promise<EvalResult[]> {
const results: EvalResult[] = [];
const results: EvalResult[] = [];
for (const scenario of scenarios) {
console.log(`Running eval: ${scenario.name}...`);
const result = await runEval(scenario, config);
results.push(result);
console.log(` ${result.passed ? "PASS" : "FAIL"} (${result.latencyMs}ms)`);
}
for (const scenario of scenarios) {
console.log(`Running eval: ${scenario.name}...`);
const result = await runEval(scenario, config);
results.push(result);
console.log(` ${result.passed ? "PASS" : "FAIL"} (${result.latencyMs}ms)`);
}
return results;
return results;
}

View File

@@ -1,16 +1,16 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
const scenario: EvalScenario = {
id: "covering-index-suggestion",
name: "Covering Index Suggestion",
description:
"Agent should suggest using INCLUDE clause for columns in SELECT that aren't in WHERE clause",
category: "query-performance",
difficulty: "intermediate",
input: {
schema: `
id: "covering-index-suggestion",
name: "Covering Index Suggestion",
description:
"Agent should suggest using INCLUDE clause for columns in SELECT that aren't in WHERE clause",
category: "query-performance",
difficulty: "intermediate",
input: {
schema: `
CREATE TABLE users (
id SERIAL PRIMARY KEY,
email VARCHAR(255) NOT NULL,
@@ -22,41 +22,40 @@ CREATE TABLE users (
CREATE INDEX users_email_idx ON users (email);
-- Table has 2 million rows
`,
userQuery: `This query still does heap fetches even though we have an index on email:
userQuery: `This query still does heap fetches even though we have an index on email:
SELECT email, name, department FROM users WHERE email = 'user@example.com'
EXPLAIN shows "Index Scan" but not "Index Only Scan". How can I avoid the table lookup?`,
postgresVersion: "15.4",
},
expectedOutput: {
shouldRecommendRules: ["1.2"], // query-covering-indexes
mustContain: ["include", "covering"],
},
expectedReasoning: [
"Identify that the query selects columns (name, department) not in the index",
"Recognize this causes additional heap fetches after the index scan",
"Recommend using INCLUDE clause to create a covering index",
"Explain that this enables index-only scans",
],
postgresVersion: "15.4",
},
expectedOutput: {
shouldRecommendRules: ["1.2"], // query-covering-indexes
mustContain: ["include", "covering"],
},
expectedReasoning: [
"Identify that the query selects columns (name, department) not in the index",
"Recognize this causes additional heap fetches after the index scan",
"Recommend using INCLUDE clause to create a covering index",
"Explain that this enables index-only scans",
],
};
describe("Covering Index Suggestion", () => {
it("should recommend INCLUDE clause for covering index", async () => {
const result = await runEval(scenario);
it("should recommend INCLUDE clause for covering index", async () => {
const result = await runEval(scenario);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should mention INCLUDE keyword
expect(result.response.toLowerCase()).toContain("include");
// Response should mention INCLUDE keyword
expect(result.response.toLowerCase()).toContain("include");
// Response should mention covering index concept
const responseLower = result.response.toLowerCase();
expect(
responseLower.includes("covering") || responseLower.includes("index-only")
).toBe(true);
});
// Response should mention covering index concept
const responseLower = result.response.toLowerCase();
expect(
responseLower.includes("covering") ||
responseLower.includes("index-only"),
).toBe(true);
});
});
export { scenario };

View File

@@ -1,56 +1,54 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
const scenario: EvalScenario = {
id: "extension-available-pg-stat-statements",
name: "Extension Available - pg_stat_statements",
description:
"Agent should recommend pg_stat_statements for query monitoring when the extension is available",
category: "extension-requirements",
difficulty: "basic",
input: {
schema: `
id: "extension-available-pg-stat-statements",
name: "Extension Available - pg_stat_statements",
description:
"Agent should recommend pg_stat_statements for query monitoring when the extension is available",
category: "extension-requirements",
difficulty: "basic",
input: {
schema: `
-- Production database with various tables
CREATE TABLE users (id SERIAL PRIMARY KEY, email VARCHAR(255));
CREATE TABLE orders (id SERIAL PRIMARY KEY, user_id INT, total DECIMAL);
CREATE TABLE products (id SERIAL PRIMARY KEY, name VARCHAR(200), price DECIMAL);
`,
userQuery:
"Our database is slow but we don't know which queries are causing the problem. How can we identify the slowest queries?",
postgresVersion: "15.4",
availableExtensions: ["pg_stat_statements", "pgcrypto", "uuid-ossp"],
},
expectedOutput: {
shouldRecommendRules: ["7.1"], // monitor-pg-stat-statements
mustContain: ["pg_stat_statements"],
},
expectedReasoning: [
"Recognize this is a query monitoring/performance diagnosis problem",
"Check that pg_stat_statements is available in the extensions list",
"Recommend enabling pg_stat_statements for query analysis",
"Explain how to use it to find slow queries",
],
userQuery:
"Our database is slow but we don't know which queries are causing the problem. How can we identify the slowest queries?",
postgresVersion: "15.4",
availableExtensions: ["pg_stat_statements", "pgcrypto", "uuid-ossp"],
},
expectedOutput: {
shouldRecommendRules: ["7.1"], // monitor-pg-stat-statements
mustContain: ["pg_stat_statements"],
},
expectedReasoning: [
"Recognize this is a query monitoring/performance diagnosis problem",
"Check that pg_stat_statements is available in the extensions list",
"Recommend enabling pg_stat_statements for query analysis",
"Explain how to use it to find slow queries",
],
};
describe("Extension Available - pg_stat_statements", () => {
it("should recommend pg_stat_statements when available", async () => {
const result = await runEval(scenario);
it("should recommend pg_stat_statements when available", async () => {
const result = await runEval(scenario);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should mention pg_stat_statements
expect(result.response.toLowerCase()).toContain("pg_stat_statements");
// Response should mention pg_stat_statements
expect(result.response.toLowerCase()).toContain("pg_stat_statements");
// Should suggest enabling/using the extension
const responseLower = result.response.toLowerCase();
expect(
responseLower.includes("create extension") ||
responseLower.includes("enable") ||
responseLower.includes("query")
).toBe(true);
});
// Should suggest enabling/using the extension
const responseLower = result.response.toLowerCase();
expect(
responseLower.includes("create extension") ||
responseLower.includes("enable") ||
responseLower.includes("query"),
).toBe(true);
});
});
export { scenario };

View File

@@ -1,56 +1,56 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
const scenario: EvalScenario = {
id: "extension-unavailable-no-pg-stat-statements",
name: "Extension Unavailable - No pg_stat_statements",
description:
"Agent should provide alternatives when pg_stat_statements is not available for query monitoring",
category: "extension-requirements",
difficulty: "intermediate",
input: {
schema: `
id: "extension-unavailable-no-pg-stat-statements",
name: "Extension Unavailable - No pg_stat_statements",
description:
"Agent should provide alternatives when pg_stat_statements is not available for query monitoring",
category: "extension-requirements",
difficulty: "intermediate",
input: {
schema: `
-- Production database with various tables
CREATE TABLE users (id SERIAL PRIMARY KEY, email VARCHAR(255));
CREATE TABLE orders (id SERIAL PRIMARY KEY, user_id INT, total DECIMAL);
CREATE TABLE products (id SERIAL PRIMARY KEY, name VARCHAR(200), price DECIMAL);
`,
userQuery:
"Our database is slow but we don't know which queries are causing the problem. How can we identify the slowest queries?",
postgresVersion: "15.4",
availableExtensions: [], // No extensions available
context:
"This is a managed database environment where we cannot install additional extensions.",
},
expectedOutput: {
shouldRecommendRules: [], // Should not recommend pg_stat_statements rule
shouldNotRecommendRules: ["7.1"], // monitor-pg-stat-statements
mustContain: ["explain", "analyze"],
mustNotContain: ["pg_stat_statements"],
},
expectedReasoning: [
"Recognize that no extensions are available",
"Check that pg_stat_statements cannot be used",
"Avoid recommending pg_stat_statements",
"Suggest alternative approaches like EXPLAIN ANALYZE, log_min_duration_statement, or pg_stat_activity",
],
userQuery:
"Our database is slow but we don't know which queries are causing the problem. How can we identify the slowest queries?",
postgresVersion: "15.4",
availableExtensions: [], // No extensions available
context:
"This is a managed database environment where we cannot install additional extensions.",
},
expectedOutput: {
shouldRecommendRules: [], // Should not recommend pg_stat_statements rule
shouldNotRecommendRules: ["7.1"], // monitor-pg-stat-statements
mustContain: ["explain", "analyze"],
mustNotContain: ["pg_stat_statements"],
},
expectedReasoning: [
"Recognize that no extensions are available",
"Check that pg_stat_statements cannot be used",
"Avoid recommending pg_stat_statements",
"Suggest alternative approaches like EXPLAIN ANALYZE, log_min_duration_statement, or pg_stat_activity",
],
};
describe("Extension Unavailable - No pg_stat_statements", () => {
it("should suggest alternatives when pg_stat_statements is unavailable", async () => {
const result = await runEval(scenario);
it("should suggest alternatives when pg_stat_statements is unavailable", async () => {
const result = await runEval(scenario);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should NOT primarily recommend pg_stat_statements
// (it might mention it as unavailable, but shouldn't suggest installing it)
const responseLower = result.response.toLowerCase();
// Response should NOT primarily recommend pg_stat_statements
// (it might mention it as unavailable, but shouldn't suggest installing it)
const responseLower = result.response.toLowerCase();
// Should suggest EXPLAIN ANALYZE as an alternative
expect(responseLower.includes("explain") && responseLower.includes("analyze")).toBe(true);
});
// Should suggest EXPLAIN ANALYZE as an alternative
expect(
responseLower.includes("explain") && responseLower.includes("analyze"),
).toBe(true);
});
});
export { scenario };

View File

@@ -1,16 +1,16 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
const scenario: EvalScenario = {
id: "missing-index-detection",
name: "Missing Index Detection",
description:
"Agent should identify missing index on WHERE clause columns and recommend creating an appropriate index",
category: "query-performance",
difficulty: "basic",
input: {
schema: `
id: "missing-index-detection",
name: "Missing Index Detection",
description:
"Agent should identify missing index on WHERE clause columns and recommend creating an appropriate index",
category: "query-performance",
difficulty: "basic",
input: {
schema: `
CREATE TABLE orders (
id SERIAL PRIMARY KEY,
customer_id INT NOT NULL,
@@ -21,36 +21,36 @@ CREATE TABLE orders (
-- No indexes besides primary key
-- Table has 5 million rows
`,
userQuery:
"This query is slow and takes 3 seconds: SELECT * FROM orders WHERE customer_id = 12345 AND status = 'pending'",
},
expectedOutput: {
shouldRecommendRules: ["1.1"], // query-missing-indexes
mustContain: ["index", "customer_id"],
},
expectedReasoning: [
"Identify that the query filters on customer_id and status",
"Recognize that without an index, this causes a sequential scan",
"Recommend creating an index on the filtered columns",
],
userQuery:
"This query is slow and takes 3 seconds: SELECT * FROM orders WHERE customer_id = 12345 AND status = 'pending'",
},
expectedOutput: {
shouldRecommendRules: ["1.1"], // query-missing-indexes
mustContain: ["index", "customer_id"],
},
expectedReasoning: [
"Identify that the query filters on customer_id and status",
"Recognize that without an index, this causes a sequential scan",
"Recommend creating an index on the filtered columns",
],
};
describe("Missing Index Detection", () => {
it("should recommend creating an index on filtered columns", async () => {
const result = await runEval(scenario);
it("should recommend creating an index on filtered columns", async () => {
const result = await runEval(scenario);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Check that key criteria passed
expect(result.criteriaResults.some((c) => c.criterion.includes("index") && c.passed)).toBe(
true
);
// Check that key criteria passed
expect(
result.criteriaResults.some(
(c) => c.criterion.includes("index") && c.passed,
),
).toBe(true);
// Response should mention creating an index
expect(result.response.toLowerCase()).toContain("index");
expect(result.response.toLowerCase()).toContain("customer_id");
});
// Response should mention creating an index
expect(result.response.toLowerCase()).toContain("index");
expect(result.response.toLowerCase()).toContain("customer_id");
});
});
export { scenario };

View File

@@ -1,16 +1,16 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
const scenario: EvalScenario = {
id: "n-plus-one-detection",
name: "N+1 Query Detection",
description:
"Agent should identify N+1 query pattern in application code and recommend using JOINs or batch queries",
category: "query-performance",
difficulty: "intermediate",
input: {
schema: `
id: "n-plus-one-detection",
name: "N+1 Query Detection",
description:
"Agent should identify N+1 query pattern in application code and recommend using JOINs or batch queries",
category: "query-performance",
difficulty: "intermediate",
input: {
schema: `
CREATE TABLE users (
id SERIAL PRIMARY KEY,
name VARCHAR(100),
@@ -25,7 +25,7 @@ CREATE TABLE posts (
created_at TIMESTAMPTZ DEFAULT NOW()
);
`,
userQuery: `My API endpoint is slow. Here's the code:
userQuery: `My API endpoint is slow. Here's the code:
\`\`\`typescript
// Get all posts
@@ -39,33 +39,33 @@ for (const post of posts) {
\`\`\`
This makes 101 database queries. How can I optimize it?`,
},
expectedOutput: {
shouldRecommendRules: ["6.1"], // data-n-plus-one
mustContain: ["join", "n+1"],
},
expectedReasoning: [
"Identify the N+1 query pattern (1 query for posts + N queries for users)",
"Recognize this as a common performance anti-pattern",
"Recommend using a JOIN to fetch all data in a single query",
"Optionally suggest using IN clause for batch fetching",
],
},
expectedOutput: {
shouldRecommendRules: ["6.1"], // data-n-plus-one
mustContain: ["join", "n+1"],
},
expectedReasoning: [
"Identify the N+1 query pattern (1 query for posts + N queries for users)",
"Recognize this as a common performance anti-pattern",
"Recommend using a JOIN to fetch all data in a single query",
"Optionally suggest using IN clause for batch fetching",
],
};
describe("N+1 Query Detection", () => {
it("should identify N+1 pattern and recommend JOIN", async () => {
const result = await runEval(scenario);
it("should identify N+1 pattern and recommend JOIN", async () => {
const result = await runEval(scenario);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should mention JOIN
expect(result.response.toLowerCase()).toContain("join");
// Response should mention JOIN
expect(result.response.toLowerCase()).toContain("join");
// Response should explain the N+1 problem
const responseLower = result.response.toLowerCase();
expect(responseLower.includes("n+1") || responseLower.includes("n + 1")).toBe(true);
});
// Response should explain the N+1 problem
const responseLower = result.response.toLowerCase();
expect(
responseLower.includes("n+1") || responseLower.includes("n + 1"),
).toBe(true);
});
});
export { scenario };

View File

@@ -1,4 +1,4 @@
import { describe, it, expect } from "vitest";
import { describe, expect, it } from "vitest";
import { runEval } from "../runner.js";
import type { EvalScenario } from "../types.js";
@@ -6,14 +6,14 @@ import type { EvalScenario } from "../types.js";
* Scenario 1: PG10 - Should NOT recommend covering indexes (requires PG11+)
*/
const scenarioPg10NoCoveringIndex: EvalScenario = {
id: "version-constraint-pg10-no-covering",
name: "Version Constraint - PG10 No Covering Index",
description:
"Agent should NOT recommend INCLUDE clause on PostgreSQL 10 since it requires PG11+",
category: "version-constraints",
difficulty: "intermediate",
input: {
schema: `
id: "version-constraint-pg10-no-covering",
name: "Version Constraint - PG10 No Covering Index",
description:
"Agent should NOT recommend INCLUDE clause on PostgreSQL 10 since it requires PG11+",
category: "version-constraints",
difficulty: "intermediate",
input: {
schema: `
CREATE TABLE users (
id SERIAL PRIMARY KEY,
email VARCHAR(255) NOT NULL,
@@ -23,36 +23,36 @@ CREATE TABLE users (
CREATE INDEX users_email_idx ON users (email);
`,
userQuery:
"How can I optimize this query to avoid heap fetches? SELECT email, name FROM users WHERE email = 'test@example.com'",
postgresVersion: "10.0",
},
expectedOutput: {
shouldRecommendRules: [],
shouldNotRecommendRules: ["1.2"], // query-covering-indexes requires PG11
mustContain: ["index"],
mustNotContain: ["include"],
},
expectedReasoning: [
"Recognize that PostgreSQL 10 is specified",
"Check that covering indexes (INCLUDE clause) require PG11+",
"Avoid recommending INCLUDE clause",
"Suggest alternative optimization strategies appropriate for PG10",
],
userQuery:
"How can I optimize this query to avoid heap fetches? SELECT email, name FROM users WHERE email = 'test@example.com'",
postgresVersion: "10.0",
},
expectedOutput: {
shouldRecommendRules: [],
shouldNotRecommendRules: ["1.2"], // query-covering-indexes requires PG11
mustContain: ["index"],
mustNotContain: ["include"],
},
expectedReasoning: [
"Recognize that PostgreSQL 10 is specified",
"Check that covering indexes (INCLUDE clause) require PG11+",
"Avoid recommending INCLUDE clause",
"Suggest alternative optimization strategies appropriate for PG10",
],
};
/**
* Scenario 2: PG9.3 - Should NOT recommend UPSERT (requires PG9.5+)
*/
const scenarioPg93NoUpsert: EvalScenario = {
id: "version-constraint-pg93-no-upsert",
name: "Version Constraint - PG9.3 No UPSERT",
description:
"Agent should NOT recommend ON CONFLICT on PostgreSQL 9.3 since it requires PG9.5+",
category: "version-constraints",
difficulty: "intermediate",
input: {
schema: `
id: "version-constraint-pg93-no-upsert",
name: "Version Constraint - PG9.3 No UPSERT",
description:
"Agent should NOT recommend ON CONFLICT on PostgreSQL 9.3 since it requires PG9.5+",
category: "version-constraints",
difficulty: "intermediate",
input: {
schema: `
CREATE TABLE settings (
user_id INT NOT NULL,
key VARCHAR(50) NOT NULL,
@@ -60,49 +60,47 @@ CREATE TABLE settings (
PRIMARY KEY (user_id, key)
);
`,
userQuery:
"I need to insert a setting if it doesn't exist, or update it if it does. How should I do this?",
postgresVersion: "9.3",
},
expectedOutput: {
shouldRecommendRules: [],
shouldNotRecommendRules: ["6.3"], // data-upsert requires PG9.5
mustContain: ["insert", "update"],
mustNotContain: ["on conflict"],
},
expectedReasoning: [
"Recognize that PostgreSQL 9.3 is specified",
"Check that ON CONFLICT (UPSERT) requires PG9.5+",
"Avoid recommending ON CONFLICT syntax",
"Suggest alternative pattern (e.g., CTE with INSERT/UPDATE, or try/catch approach)",
],
userQuery:
"I need to insert a setting if it doesn't exist, or update it if it does. How should I do this?",
postgresVersion: "9.3",
},
expectedOutput: {
shouldRecommendRules: [],
shouldNotRecommendRules: ["6.3"], // data-upsert requires PG9.5
mustContain: ["insert", "update"],
mustNotContain: ["on conflict"],
},
expectedReasoning: [
"Recognize that PostgreSQL 9.3 is specified",
"Check that ON CONFLICT (UPSERT) requires PG9.5+",
"Avoid recommending ON CONFLICT syntax",
"Suggest alternative pattern (e.g., CTE with INSERT/UPDATE, or try/catch approach)",
],
};
describe("Version Constraint Tests", () => {
describe("PG10 - No Covering Index", () => {
it("should NOT recommend INCLUDE clause for PG10", async () => {
const result = await runEval(scenarioPg10NoCoveringIndex);
describe("PG10 - No Covering Index", () => {
it("should NOT recommend INCLUDE clause for PG10", async () => {
const result = await runEval(scenarioPg10NoCoveringIndex);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should NOT contain INCLUDE recommendation
expect(result.response.toLowerCase()).not.toContain("include (");
expect(result.response.toLowerCase()).not.toContain("include(");
});
});
// Response should NOT contain INCLUDE recommendation
expect(result.response.toLowerCase()).not.toContain("include (");
expect(result.response.toLowerCase()).not.toContain("include(");
});
});
describe("PG9.3 - No UPSERT", () => {
it("should NOT recommend ON CONFLICT for PG9.3", async () => {
const result = await runEval(scenarioPg93NoUpsert);
describe("PG9.3 - No UPSERT", () => {
it("should NOT recommend ON CONFLICT for PG9.3", async () => {
const result = await runEval(scenarioPg93NoUpsert);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
console.log("Response:", result.response);
console.log("Criteria results:", result.criteriaResults);
// Response should NOT recommend ON CONFLICT
expect(result.response.toLowerCase()).not.toContain("on conflict");
});
});
// Response should NOT recommend ON CONFLICT
expect(result.response.toLowerCase()).not.toContain("on conflict");
});
});
});
export { scenarioPg10NoCoveringIndex, scenarioPg93NoUpsert };

View File

@@ -1,13 +1,13 @@
{
"compilerOptions": {
"target": "ES2022",
"module": "ESNext",
"moduleResolution": "bundler",
"esModuleInterop": true,
"strict": true,
"skipLibCheck": true,
"outDir": "dist",
"declaration": true
},
"include": ["*.ts", "scenarios/**/*.ts"]
"compilerOptions": {
"target": "ES2022",
"module": "ESNext",
"moduleResolution": "bundler",
"esModuleInterop": true,
"strict": true,
"skipLibCheck": true,
"outDir": "dist",
"declaration": true
},
"include": ["*.ts", "scenarios/**/*.ts"]
}

View File

@@ -2,111 +2,114 @@
* Evaluation scenario definition
*/
export interface EvalScenario {
/** Unique identifier for the scenario */
id: string;
/** Unique identifier for the scenario */
id: string;
/** Human-readable name */
name: string;
/** Human-readable name */
name: string;
/** Description of what this scenario tests */
description: string;
/** Description of what this scenario tests */
description: string;
/** Category of the scenario */
category: "query-performance" | "version-constraints" | "extension-requirements";
/** Category of the scenario */
category:
| "query-performance"
| "version-constraints"
| "extension-requirements";
/** Difficulty level */
difficulty: "basic" | "intermediate" | "advanced";
/** Difficulty level */
difficulty: "basic" | "intermediate" | "advanced";
/** Input for the scenario */
input: {
/** SQL schema context */
schema: string;
/** Input for the scenario */
input: {
/** SQL schema context */
schema: string;
/** User's question or request */
userQuery: string;
/** User's question or request */
userQuery: string;
/** Optional PostgreSQL version (e.g., "10.0", "15.4") */
postgresVersion?: string;
/** Optional PostgreSQL version (e.g., "10.0", "15.4") */
postgresVersion?: string;
/** Optional list of available extensions */
availableExtensions?: string[];
/** Optional list of available extensions */
availableExtensions?: string[];
/** Additional context */
context?: string;
};
/** Additional context */
context?: string;
};
/** Expected output criteria */
expectedOutput: {
/** Rule IDs that should be recommended */
shouldRecommendRules: string[];
/** Expected output criteria */
expectedOutput: {
/** Rule IDs that should be recommended */
shouldRecommendRules: string[];
/** Rule IDs that should NOT be recommended (version/extension constraints) */
shouldNotRecommendRules?: string[];
/** Rule IDs that should NOT be recommended (version/extension constraints) */
shouldNotRecommendRules?: string[];
/** Strings that must appear in the response */
mustContain: string[];
/** Strings that must appear in the response */
mustContain: string[];
/** Strings that must NOT appear in the response */
mustNotContain?: string[];
};
/** Strings that must NOT appear in the response */
mustNotContain?: string[];
};
/** Expected reasoning steps the agent should follow */
expectedReasoning: string[];
/** Expected reasoning steps the agent should follow */
expectedReasoning: string[];
}
/**
* Result of evaluating a single criterion
*/
export interface CriterionResult {
/** Description of the criterion */
criterion: string;
/** Description of the criterion */
criterion: string;
/** Whether the criterion passed */
passed: boolean;
/** Whether the criterion passed */
passed: boolean;
/** Evidence or explanation */
evidence?: string;
/** Evidence or explanation */
evidence?: string;
}
/**
* Result of running an evaluation scenario
*/
export interface EvalResult {
/** Scenario ID */
scenarioId: string;
/** Scenario ID */
scenarioId: string;
/** Whether all criteria passed */
passed: boolean;
/** Whether all criteria passed */
passed: boolean;
/** Rule IDs that were referenced in the response */
rulesReferenced: string[];
/** Rule IDs that were referenced in the response */
rulesReferenced: string[];
/** Results for each evaluation criterion */
criteriaResults: CriterionResult[];
/** Results for each evaluation criterion */
criteriaResults: CriterionResult[];
/** The agent's full response */
response: string;
/** The agent's full response */
response: string;
/** Time taken in milliseconds */
latencyMs: number;
/** Time taken in milliseconds */
latencyMs: number;
/** Error message if evaluation failed */
error?: string;
/** Error message if evaluation failed */
error?: string;
}
/**
* Configuration for the eval runner
*/
export interface EvalConfig {
/** Path to AGENTS.md file */
agentsPath: string;
/** Path to AGENTS.md file */
agentsPath: string;
/** Model to use for evaluation */
model?: string;
/** Model to use for evaluation */
model?: string;
/** Maximum tokens for response */
maxTokens?: number;
/** Maximum tokens for response */
maxTokens?: number;
/** Temperature for generation */
temperature?: number;
/** Temperature for generation */
temperature?: number;
}

View File

@@ -4,69 +4,71 @@ import type { EvalResult, EvalScenario } from "./types.js";
* Format eval results as a summary table
*/
export function formatResultsSummary(results: EvalResult[]): string {
const lines: string[] = [];
const lines: string[] = [];
lines.push("## Eval Results Summary\n");
lines.push("## Eval Results Summary\n");
const passed = results.filter((r) => r.passed).length;
const total = results.length;
const passRate = ((passed / total) * 100).toFixed(1);
const passed = results.filter((r) => r.passed).length;
const total = results.length;
const passRate = ((passed / total) * 100).toFixed(1);
lines.push(`**Pass Rate:** ${passed}/${total} (${passRate}%)\n`);
lines.push(`**Pass Rate:** ${passed}/${total} (${passRate}%)\n`);
lines.push("| Scenario | Status | Latency | Rules Referenced |");
lines.push("|----------|--------|---------|------------------|");
lines.push("| Scenario | Status | Latency | Rules Referenced |");
lines.push("|----------|--------|---------|------------------|");
for (const result of results) {
const status = result.passed ? "PASS" : "FAIL";
const latency = `${result.latencyMs}ms`;
const rules = result.rulesReferenced.join(", ") || "none";
lines.push(`| ${result.scenarioId} | ${status} | ${latency} | ${rules} |`);
}
for (const result of results) {
const status = result.passed ? "PASS" : "FAIL";
const latency = `${result.latencyMs}ms`;
const rules = result.rulesReferenced.join(", ") || "none";
lines.push(`| ${result.scenarioId} | ${status} | ${latency} | ${rules} |`);
}
return lines.join("\n");
return lines.join("\n");
}
/**
* Format detailed results for a single scenario
*/
export function formatDetailedResult(result: EvalResult): string {
const lines: string[] = [];
const lines: string[] = [];
lines.push(`## ${result.scenarioId}\n`);
lines.push(`**Status:** ${result.passed ? "PASS" : "FAIL"}`);
lines.push(`**Latency:** ${result.latencyMs}ms`);
lines.push(`**Rules Referenced:** ${result.rulesReferenced.join(", ") || "none"}\n`);
lines.push(`## ${result.scenarioId}\n`);
lines.push(`**Status:** ${result.passed ? "PASS" : "FAIL"}`);
lines.push(`**Latency:** ${result.latencyMs}ms`);
lines.push(
`**Rules Referenced:** ${result.rulesReferenced.join(", ") || "none"}\n`,
);
if (result.error) {
lines.push(`**Error:** ${result.error}\n`);
}
if (result.error) {
lines.push(`**Error:** ${result.error}\n`);
}
lines.push("### Criteria Results\n");
for (const criterion of result.criteriaResults) {
const icon = criterion.passed ? "+" : "-";
lines.push(`${icon} ${criterion.criterion}`);
if (criterion.evidence) {
lines.push(` Evidence: ${criterion.evidence}`);
}
}
lines.push("### Criteria Results\n");
for (const criterion of result.criteriaResults) {
const icon = criterion.passed ? "+" : "-";
lines.push(`${icon} ${criterion.criterion}`);
if (criterion.evidence) {
lines.push(` Evidence: ${criterion.evidence}`);
}
}
lines.push("\n### Response\n");
lines.push("```");
lines.push(result.response);
lines.push("```");
lines.push("\n### Response\n");
lines.push("```");
lines.push(result.response);
lines.push("```");
return lines.join("\n");
return lines.join("\n");
}
/**
* Create a scenario builder for cleaner test definitions
*/
export function createScenario(
partial: Omit<EvalScenario, "id"> & { id?: string }
partial: Omit<EvalScenario, "id"> & { id?: string },
): EvalScenario {
return {
id: partial.id || partial.name.toLowerCase().replace(/\s+/g, "-"),
...partial,
} as EvalScenario;
return {
id: partial.id || partial.name.toLowerCase().replace(/\s+/g, "-"),
...partial,
} as EvalScenario;
}

View File

@@ -1,9 +1,9 @@
import { defineConfig } from "vitest/config";
export default defineConfig({
test: {
include: ["scenarios/**/*.eval.ts"],
testTimeout: 60000, // 60 seconds for LLM calls
reporters: ["verbose"],
},
test: {
include: ["scenarios/**/*.eval.ts"],
testTimeout: 60000, // 60 seconds for LLM calls
reporters: ["verbose"],
},
});

View File

@@ -1,23 +1,11 @@
{
"name": "aurora",
"minVersion": "13",
"maxVersion": "16",
"extensions": {
"available": [
"pg_stat_statements",
"pgcrypto",
"uuid-ossp"
],
"installable": [
"postgis",
"pg_hint_plan",
"pg_similarity"
],
"unavailable": [
"pg_cron",
"pg_partman",
"timescaledb"
]
},
"notes": "AWS Aurora PostgreSQL. Some extensions are not available due to managed service restrictions. Aurora has its own connection pooling (RDS Proxy) and automatic failover."
"name": "aurora",
"minVersion": "13",
"maxVersion": "16",
"extensions": {
"available": ["pg_stat_statements", "pgcrypto", "uuid-ossp"],
"installable": ["postgis", "pg_hint_plan", "pg_similarity"],
"unavailable": ["pg_cron", "pg_partman", "timescaledb"]
},
"notes": "AWS Aurora PostgreSQL. Some extensions are not available due to managed service restrictions. Aurora has its own connection pooling (RDS Proxy) and automatic failover."
}

View File

@@ -1,18 +1,18 @@
{
"name": "self-hosted",
"minVersion": "12",
"extensions": {
"available": [],
"installable": [
"pg_stat_statements",
"pgcrypto",
"uuid-ossp",
"postgis",
"pg_trgm",
"btree_gin",
"btree_gist"
],
"unavailable": []
},
"notes": "Generic self-hosted PostgreSQL. Extension availability depends on server configuration. Check pg_available_extensions for what can be installed."
"name": "self-hosted",
"minVersion": "12",
"extensions": {
"available": [],
"installable": [
"pg_stat_statements",
"pgcrypto",
"uuid-ossp",
"postgis",
"pg_trgm",
"btree_gin",
"btree_gist"
],
"unavailable": []
},
"notes": "Generic self-hosted PostgreSQL. Extension availability depends on server configuration. Check pg_available_extensions for what can be installed."
}

View File

@@ -1,27 +1,27 @@
{
"name": "supabase",
"minVersion": "15",
"extensions": {
"available": [
"pg_stat_statements",
"pgcrypto",
"uuid-ossp",
"pgjwt",
"pg_graphql",
"pg_net",
"pgsodium",
"supabase_vault",
"pg_jsonschema"
],
"installable": [
"postgis",
"pg_cron",
"pgtap",
"plv8",
"http",
"pg_hashids"
],
"unavailable": []
},
"notes": "Supabase manages connection pooling via Supavisor. Direct connection limits differ from pooled connections. All standard Postgres extensions are available."
"name": "supabase",
"minVersion": "15",
"extensions": {
"available": [
"pg_stat_statements",
"pgcrypto",
"uuid-ossp",
"pgjwt",
"pg_graphql",
"pg_net",
"pgsodium",
"supabase_vault",
"pg_jsonschema"
],
"installable": [
"postgis",
"pg_cron",
"pgtap",
"plv8",
"http",
"pg_hashids"
],
"unavailable": []
},
"notes": "Supabase manages connection pooling via Supavisor. Direct connection limits differ from pooled connections. All standard Postgres extensions are available."
}