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Don't do any I/O if top level operator is Nothing

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jussisaurio
2024-08-25 10:43:52 +03:00
parent 84ed081f19
commit d653f550e2
1 changed files with 7 additions and 1 deletions
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8
core/translate/optimizer.rs
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@@ -16,7 +16,13 @@ pub fn optimize_plan(mut select_plan: Plan) -> Result<Plan> {
&mut select_plan.root_operator,
&select_plan.referenced_tables,
)?;
eliminate_constants(&mut select_plan.root_operator)?;
let viable_plan = eliminate_constants(&mut select_plan.root_operator)?;
if !viable_plan {
return Ok(Plan {
root_operator: Operator::Nothing,
referenced_tables: vec![],
});
}
use_indexes(
&mut select_plan.root_operator,
&select_plan.referenced_tables,