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Avoid allocation when no triggers exist

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This commit is contained in:
Jussi Saurio 2025-11-18 15:40:06 +02:00
parent d33c294380
commit 2674145937
1 changed files with 13 additions and 13 deletions
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26
core/translate/insert.rs
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@ -320,19 +320,6 @@ pub fn translate_insert(
}
// Fire BEFORE INSERT triggers
// Build NEW registers: for rowid alias columns, use the rowid register; otherwise use column register
let new_registers: Vec<usize> = insertion
.col_mappings
.iter()
.map(|col_mapping| {
if col_mapping.column.is_rowid_alias() {
insertion.key_register()
} else {
col_mapping.register
}
})
.chain(std::iter::once(insertion.key_register()))
.collect();
let relevant_before_triggers = get_relevant_triggers_type_and_time(
resolver.schema,
@ -343,6 +330,19 @@ pub fn translate_insert(
);
let has_relevant_before_triggers = relevant_before_triggers.clone().count() > 0;
if has_relevant_before_triggers {
// Build NEW registers: for rowid alias columns, use the rowid register; otherwise use column register
let new_registers: Vec<usize> = insertion
.col_mappings
.iter()
.map(|col_mapping| {
if col_mapping.column.is_rowid_alias() {
insertion.key_register()
} else {
col_mapping.register
}
})
.chain(std::iter::once(insertion.key_register()))
.collect();
let trigger_ctx = TriggerContext::new(
btree_table.clone(),
Some(new_registers),