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Merge branch '10.6' into 10.11
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@ -743,9 +743,10 @@ The following specify which files/extra groups are read (specified before remain
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costs. disable_max_seek = Disable 'max_seek optimization'
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for secondary keys and slight adjustment of filter cost.
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disable_forced_index_in_group_by = Disable automatic
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forced index in GROUP BY. This variable will be deleted
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in MariaDB 11.0 as it is not needed with the new 11.0
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optimizer.
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forced index in GROUP BY. fix_innodb_cardinality =
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Disable doubling of the Cardinality for InnoDB secondary
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keys. This variable will be deleted in MariaDB 11.0 as it
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is not needed with the new 11.0 optimizer.
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Use 'ALL' to set all combinations.
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--optimizer-extra-pruning-depth=#
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If the optimizer needs to enumerate join prefix of this
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