Use Explicit Column Names
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-10.)
Use Explicit Column Names is explicitly listing the columns can help MySQL optimize the query better.
Maturity scale
raw canonical shape-checked rule-derived certifiedInbound mentions (1)
Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.
hasOptimizationTipHas Optimization Tip(1)
- Mysql
ex:mysql
Other facts (2)
The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.
| Predicate | Value | Ref |
|---|---|---|
| Rdf:type | Query Optimization Technique | [1] |
| Description | explicitly listing the columns can help MySQL optimize the query better | [1] |
Timeline
Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.
References (1)
ctx:claims/beam/80acad74-9ace-47e5-af3f-3272629f2c65- full textbeam-chunktext/plain1 KB
doc:beam/80acad74-9ace-47e5-af3f-3272629f2c65Show excerpt
Sometimes, rewriting the query can help MySQL use the index more effectively. Here are a few tips: 1. **Avoid Wildcard Selects**: Instead of selecting all columns (`*`), specify only the columns you need. This can reduce the amount of d…
See also
Keep researching
Missing something or suspicious of what's here? Kick off a research session — a Claude agent will investigate, cite its sources, and file new facts into a dedicated context you can review before accepting into the shared view.