capture-sqlserver-create

capture-sqlserver-create is a skill for Claude Code from estuary/agent-skills. It costs 70 tokens per session (2,040 once invoked), scanned A, original, Apache-2.0.

A setup procedure for creating a real-time data connection from Microsoft SQL Server or a managed SQL Server service into Estuary using Change Data Capture (CDC). CDC records database changes so another system can receive them as they happen.

In plain words
What is it for?
Use it to capture changes from self-hosted SQL Server, Azure SQL Database, Amazon RDS for SQL Server, or Google Cloud SQL for SQL Server and stream them into an Estuary pipeline.
Why use it?
It gathers the required connector documentation and setup details before creating the connection. This covers database and table permissions, cloud-specific requirements, configuration, and SSH tunnels where needed.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the estuary-captures plugin — 8 skills shipped together

Good fit Use it to capture changes from self-hosted SQL Server, Azure SQL Database, Amazon RDS for SQL Server, or Google Cloud SQL for SQL Server and stream them into an Estuary pipeline.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/estuary/agent-skills/capture-sqlserver-create
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add estuary/agent-skills --skill capture-sqlserver-create
Clone the repo
git clone --depth 1 https://github.com/estuary/agent-skills

Made for: Claude Code.

Or install estuary-captures, the plugin that ships this one along with the rest of its 8 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for capture-sqlserver-create

README.md
[![agentmods](https://agentmods.dev/badge/skills/estuary/agent-skills/capture-sqlserver-create/github.svg)](https://agentmods.dev/skills/estuary/agent-skills/capture-sqlserver-create)
Your own site
<a href="https://agentmods.dev/skills/estuary/agent-skills/capture-sqlserver-create"><img src="https://agentmods.dev/badge/skills/estuary/agent-skills/capture-sqlserver-create/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for capture-sqlserver-create

Your own site · 80×15
<a href="https://agentmods.dev/skills/estuary/agent-skills/capture-sqlserver-create"><img src="https://agentmods.dev/badge/skills/estuary/agent-skills/capture-sqlserver-create.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 70 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,040 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00070 $0.02040
Opus 5.5 $0.00028 $0.00816
Sonnet 5.5 $0.00014 $0.00408
Haiku 4.5 $0.00007 $0.00204

Measured 25d ago against content hash acd9d3e32553, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

capture-sqlserver-create scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 25d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/capture-sqlserver-create/SKILL.md · 245 lines

How it starts

The opening of the file, as written. The whole thing — 245 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Create SQL Server Capture

Create an Estuary capture from Microsoft SQL Server using Change Data Capture (CDC).

Applies to: source-sqlserver, source-amazon-rds-sqlserver, source-google-cloud-sql-sqlserver, source-azure-sqlserver

Step 0: Load Connector Documentation

Before proceeding, fetch the official connector docs for prerequisites, config reference, and cloud-specific setup.

Always load the main page: https://docs.estuary.dev/reference/Connectors/capture-connectors/SQLServer/

Then load the variant subpage based on the user's SQL Server type:

Variant Docs URL
Self-hosted SQL Server Main page covers this
Azure SQL Database Main page covers this
Amazon RDS SQL Server https://docs.estuary.dev/reference/Connectors/capture-connectors/SQLServer/amazon-rds-sqlserver/
Google Cloud SQL https://docs.estuary.dev/reference/Connectors/capture-connectors/SQLServer/google-cloud-sql-sqlserver/

Use WebFetch to load these pages. Together they cover:

  • Prerequisites (CDC enable at database and table level, user permissions)
  • Full config property reference
  • Cloud-specific setup instructions
  • SSH tunnel configuration
  • Network access / IP allowlisting

This skill provides the flowctl workflow and troubleshooting that docs don't cover.

Step 1: Gather Requirements

Before writing any YAML, ask the user:

  1. SQL Server variant? — Self-hosted, Azure SQL Database, Amazon RDS, or Google Cloud SQL
  2. Edition? — CDC requires Enterprise, Developer, or Evaluation (not Standard/Express). Azure SQL supports all tiers.
  3. Network path? — Direct connection (cloud with IP allowlist), SSH tunnel (private network), Private Link (AWS/Azure/GCP), or ngrok (local dev)
  4. Non-default data plane? — Most users use the default. Ask if they need a non-default data plane.
  5. Tables to capture? — Which specific tables (CDC must be enabled per table)
  6. History mode? — Standard CDC (false) or full event history (true)

Read the full file on GitHub · 245 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 25d ago Changed acd9d3e32553
  2. 1mo ago First seen · 245 lines · 70 tokens per session scan A d7ffae6ab88f

Subscribe to this mod's changes

capture-sqlserver-create is a skill published in the GitHub repository estuary/agent-skills (7 stars, last pushed 25d ago), licensed Apache-2.0. It adds 70 tokens to every session and 2,040 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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