Query Optimizer & Index Advisor

Real SQLite EXPLAIN query plan inspector, index recommendations, and Stitch parallel load benchmarking.

Target SQL Query to Benchmark & Optimize

SQL Syntax:DDLDMLClausesFunctionsTypesStrings

SELECT name, age, gpa FROM students WHERE gpa >= 3.7 ORDER BY age DESC;

Filters students by GPA without an index — forces sequential scan

EXPLAIN QUERY PLAN Node Tree

0 execution stages

Intelligent Index Advisor

Based on the WHERE clauses, JOIN keys, and ORDER BY constraints in this query, SQLite recommends applying the following B-Tree index:

CREATE INDEX IF NOT EXISTS idx_students_gpa_age ON students (gpa, age);

Active Indexes in SQLite

No custom indexes created in this session yet.

Spins up isolated SQLite WASM memory sandboxes to benchmark multi-core query throughput and speedup factors.

Concurrency: