Query & Optimization

Learn how to efficiently query data using Tacnode. Our detailed guide offers step-by-step instructions and tips for optimizing your queries.

Welcome to the comprehensive guide for querying and optimizing data in Tacnode. This section covers everything from basic data operations to advanced features like vector search, full-text search, and time travel queries.

What You’ll Learn

Complete Guide Contents

Core Operations

• Data Operations - Essential SELECT, INSERT, UPDATE, and DELETE operations with examples
• Grouping Sets, Rollup, and Cube - Advanced grouping techniques for multi-dimensional analysis

Search Capabilities

• Full Text Search - Implement powerful text search capabilities across your data
• Vector Search - Leverage AI-powered semantic search with vector embeddings
• PostGIS - Work with geospatial data using PostGIS extensions

Advanced Features

• User-Defined Functions - Create custom functions using PL/Python and PL/pgSQL
• Time Travel - Query historical data states for analysis and recovery
• Approximate Computing - Achieve faster analytics with controlled accuracy trade-offs

Performance Tuning

• Query Tuning - Diagnose performance issues and optimize query execution
• SQL Statement Analysis - Monitor query performance with pg_stat_statements
• SQL Hints - Fine-tune query execution plans with pg_hint_plan

Getting Started

If you’re new to Tacnode, we recommend starting with Data Operations to understand the fundamentals, then exploring the advanced features based on your specific use cases.

Quick Navigation by Use Case

Analytics & Reporting

• Start with Grouping Sets, Rollup, and Cube for complex aggregations
• Use Approximate Computing for faster results on large datasets
• Implement Time Travel for historical analysis

Search & Discovery

• Explore Full Text Search for traditional text search
• Try Vector Search for AI-powered semantic search
• Use PostGIS for location-based search

Performance Optimization

• Begin with Query Tuning for systematic optimization
• Monitor with SQL Statement Analysis for insights
• Fine-tune with SQL Hints for specific query plans

Custom Development

• Create User-Defined Functions for custom business logic
• Leverage specialized data types and operations for your domain