Method exist_list

Method: exist_list()

Turkce Dokumantasyon | English Documentation

Category: Core Table Methods
Submodule: AmberDB
Entry Type: Batch Existence Query

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1. Definition and Overview

exist_list() queries the presence of multiple record IDs in a single pass directly on the table database handle.

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2. Syntax and Signature

my $map_ref = $adb->exist_list($table_id, @record_ids);

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3. Return Value

Returns a hash reference mapping each ID to a boolean integer ({ 101 => 1, 102 => 0, 103 => 1 }).

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4. Practical Code Example

my $presence = $adb->exist_list("catalog_product", 101, 102, 103);
if ($presence->{101}) {
    print "Product 101 is available.\n";
}

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5. See Also

• Method: exist_id
• Method: read_list