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The Storage & Hybrid Vault: Dense pgvector + Sparse BM25 + Mathematical Reciprocal Rank Fusion (Part 3)

The Storage & Hybrid Vault: Dense pgvector + Sparse BM25 + Mathematical Reciprocal Rank Fusion (Part 3)

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5 min read
Why Generated SQL Is Never Auto-Executed

Why Generated SQL Is Never Auto-Executed

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3 min read
TCP Provider: The Wait Operation Timed Out - It Was the Firewall, Not SQL Server

TCP Provider: The Wait Operation Timed Out - It Was the Firewall, Not SQL Server

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7 min read
One SQL predicate, eleven implementations: unifying them and what our differential harness caught

One SQL predicate, eleven implementations: unifying them and what our differential harness caught

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5 min read
Drizzle ORM: Your Database Schema, Written in TypeScript

Drizzle ORM: Your Database Schema, Written in TypeScript

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6 min read
Designing an Item Master for eTIMS: Item Codes, Product Types, Unit Conversions and Stock Movement Types

Designing an Item Master for eTIMS: Item Codes, Product Types, Unit Conversions and Stock Movement Types

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12 min read
Can You Find Employees Who Joined This Month Using SQL? (Oracle TRUNC & ADD_MONTHS)

Can You Find Employees Who Joined This Month Using SQL? (Oracle TRUNC & ADD_MONTHS)

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2 min read
Fifteen Chinese cities have more sights than beds — and that is a feature, not a gap

Fifteen Chinese cities have more sights than beds — and that is a feature, not a gap

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2 min read
The Enterprise Guide to Model Context Protocol (MCP): Building Secure, Production-Grade Tool Servers for Proprietary Databases

The Enterprise Guide to Model Context Protocol (MCP): Building Secure, Production-Grade Tool Servers for Proprietary Databases

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6 min read
Transactional DDL in PostgreSQL, MySQL and CockroachDB: Which Failed Migrations Roll Back?

Transactional DDL in PostgreSQL, MySQL and CockroachDB: Which Failed Migrations Roll Back?

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10 min read
PGHist | History and audit of table changes in PostgreSQL

PGHist | History and audit of table changes in PostgreSQL

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3 min read
Final Completions Data Handover & Archiving Checklist

Final Completions Data Handover & Archiving Checklist

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9 min read
Rules-Only or LLM Judge? A Scoring Harness for the Second Reviewer of Agent SQL

Rules-Only or LLM Judge? A Scoring Harness for the Second Reviewer of Agent SQL

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7 min read
Why a 2ms ALTER TABLE Took Down Our 512GB Postgres Table (And How We Fixed It)

Why a 2ms ALTER TABLE Took Down Our 512GB Postgres Table (And How We Fixed It)

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40 min read
Having a Backup Does Not Mean You Can Recover

Having a Backup Does Not Mean You Can Recover

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6 min read
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