从有索引的表中删除行时，B -TreeScanner有助于改进启用了日志的数据库的事务处理。
The B-Tree Scanner improves transaction processing for logged databases when rows are deleted from a table with indexes.
从有索引的表中删除行时，B -TreeScanner有助于改进启用了日志的数据库的事务处理。
The B-Tree Scanner improves transaction processing for logged databases when rows are deleted from a table with indexes.
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