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Aug 11, 2020 · Databases

Understanding MySQL Row‑Based Replication: RelayLog Replay, binlog_row_image, and slave_rows_search_algorithms

This article analyzes MySQL data‑update loss caused by writes on master‑slave pairs, explains BEFORE and AFTER IMAGE handling in row‑based binlogs, examines the binlog_row_image and slave_rows_search_algorithms parameters, and details the implementation of hash, index, and table scans during slave replay.