完善数据库 SQL 约束与运维治理
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@@ -9,6 +9,12 @@ character-set-server = utf8mb4
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collation-server = utf8mb4_unicode_ci
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init-connect = 'SET NAMES utf8mb4'
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# 生产慢查询观测:应用日志记录 SQL 形状,MySQL 原生日志记录超过阈值的语句。
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# performance_schema 默认开启,使用 events_statements_summary_by_digest 做聚合分析。
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slow_query_log = ON
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long_query_time = 0.5
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log_slow_admin_statements = ON
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# 时间点恢复基础:binlog 由 scripts/archive-binlog.sh 每分钟归档到 OSS 备份桶。
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# 本地按 7 天自动过期,归档与本地保留策略见 scripts/backup-online.sh。
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server-id = 1
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