Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Describe your need, get a tailored program and a pre-filled quote in 3 min. A 100% free call with an advisor.
Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.
Don't let this gap widen
Without expert SQL mastery, your queries saturate servers, multiplying cloud costs by 3 (up to 50k€/year wasted), frozen BI dashboards frustrate sales teams losing 20% revenue, poorly managed locks cause critical outages (99% uptime compromised), failed perf audits block data engineer promotions, junior competitors on BigQuery/Snowflake outpace you, infinite debug time exhausts (40h/week lost), stay stuck at intermediate level facing x4 data explosion by 2025.
Dive into execution plan analysis via EXPLAIN ANALYZE, create composite and bitmap indexes to accelerate massive joins, refactor slow queries on real 1M row datasets, test before/after with timers, produce personalized perf reports, hands-on exercises on dedicated servers, gain immediate speed and scalability.
Develop stored procedures and PL/pgSQL functions, implement smart triggers for auto audits, manage concurrency with SERIALIZABLE and DEADLOCK detection, simulate load spikes on 100 connections, monitor with pgBadger and query logs, debug live bottlenecks, deliverables: production-ready optimized scripts, become autonomous on critical environments.
The Training SQL Expert - Optimize Performance x10 program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
For the smooth delivery of the Training SQL Expert - Optimize Performance x10 program, the following equipment is required:
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
Assessment of skills acquired during the Training SQL Expert - Optimize Performance x10 program is performed through:
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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Bases de donnéesIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.