Manual:runBatchedQuery.php

Details

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runBatchedQuery.php file is a maintenance script to run a database query in batches and wait for replica DBs. This is used on large wikis to prevent excessive replication lag when executing large write queries.

Options

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Option Description Required Default value
--table Table name Required
--set SET clause Required
--key Column name, the values of which are unique Required
--where WHERE clause Optional
--batch-size Batch size Optional 1000
--db Database name, or omit to use the current wiki. Optional current wiki db

Usage

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php maintenance/runBatchedQuery.php --table tableName --key columnName --set newValue [ --where| --batch-size| --db ]

See also

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