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Guides & Tutorials
Step-by-step articles on MCP servers, AI + database integrations, and more.
Why Your AI Database Connector Stopped Working Today
Your AI database connection worked all week and suddenly errors out. Before you assume it's broken: most managed MCP gateways enforce a daily request cap per plan, separate from any database or model provider limit.
August 15, 2026
Why Your AI Database Tool Only Shows You 500 Rows
Asked your AI for 'all cancellations' and got exactly 500 rows back with no explanation? That's a deliberate row cap on raw SQL results, not a bug — here's why gateways truncate, and how to ask the right way instead.
August 15, 2026
Why Your AI Database Query Times Out (and How to Fix It)
Your AI's query worked on a small table and times out on a big one. What's actually timing out — the database, the gateway, or the AI client — and how to fix each layer without giving the AI unlimited time on production.
August 11, 2026
Does the AI Write the SQL, or Does MCP?
When Claude or ChatGPT 'queries your database,' who actually writes the SQL? A clear breakdown of the four tools an MCP database gateway exposes — list_tables, describe_table, query_table, execute_sql — and which one is running when.
August 11, 2026
Why Your AI's SQL Fails on Columns Named order, name, or group
Your AI got the column name exactly right and the query still failed with a syntax error. The column is a reserved word — order, group, name, select — and needs quoting: double quotes in Postgres, brackets in SQL Server, backticks in MySQL.
August 11, 2026
Your First Week With Claude Connected to Your Database
Connected Claude to Postgres via MCP — now what? A seven-day playbook: explore schema, verify known answers, set project rules, try one weekly report, and avoid the usual traps.
August 8, 2026
Stop Uploading Excel to Claude for Company Numbers
Uploading spreadsheets to Claude works once — then the file is stale. For KPIs that live in your database, connect read-only MCP and ask live. What you can still export to Excel, and what not to expect.
August 8, 2026
Weekly Database Reports with Claude Cowork (Scheduled Tasks + Live Data)
Use Claude Cowork scheduled tasks with a read-only database connector so Monday's KPI summary runs on live rows — no weekly CSV export. Prompts, /schedule setup, and safety checklist.
August 8, 2026
Your Postgres Schema Isn't Only public — Does Your AI See the Rest?
Django, Rails, and warehouse-style Postgres apps put tables outside public. If AI list_tables only shows public, whole schemas disappear. How schema.table works with MCP — and how to check.
August 6, 2026
Stop Letting the AI Guess Your Column Names
Live MCP access still fails when the model skips describe_table and invents columns. How to force schema checks, when execute_sql goes wrong, and prompts that cut the retry loop.
August 6, 2026