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alerted instead of altered - fix pt-online-schema-change doc
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@@ -12258,7 +12258,7 @@ C<innodb_stats_persistent> is enabled. Specify the option explicitly to enable
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or disable it regardless of MySQL version and C<innodb_stats_persistent>.
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This circumvents a potentially serious issue related to InnoDB optimizer
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statistics. If the table being alerted is busy and the tool completes quickly,
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statistics. If the table being altered is busy and the tool completes quickly,
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the new table will not have optimizer statistics after being swapped. This can
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cause fast, index-using queries to do full table scans until optimizer
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statistics are updated (usually after 10 seconds). If the table is large and
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