50 lines
2.1 KiB
SQL
50 lines
2.1 KiB
SQL
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-- v4 达梦升级：创建 Kafka 积压分级采样的小时审计表。
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-- 仅在 01 预检确认目标对象均不存在时执行一次，不要重复执行。
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CREATE TABLE syslog_backlog_retention_hourly (
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source_hour TIMESTAMP NOT NULL,
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source_topic VARCHAR2(255) NOT NULL,
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kafka_partition INT NOT NULL,
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policy_version VARCHAR2(64) NOT NULL,
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normal_retain_bps INT NOT NULL,
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non_normal_retain_bps INT NOT NULL,
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message_total BIGINT DEFAULT 0 NOT NULL,
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alarm_rows_total BIGINT DEFAULT 0 NOT NULL,
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alarm_rows_saved BIGINT DEFAULT 0 NOT NULL,
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normal_rows_total BIGINT DEFAULT 0 NOT NULL,
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normal_rows_saved BIGINT DEFAULT 0 NOT NULL,
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normal_rows_dropped BIGINT DEFAULT 0 NOT NULL,
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non_normal_rows_total BIGINT DEFAULT 0 NOT NULL,
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non_normal_rows_saved BIGINT DEFAULT 0 NOT NULL,
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non_normal_rows_dropped BIGINT DEFAULT 0 NOT NULL,
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raw_total BIGINT DEFAULT 0 NOT NULL,
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raw_saved BIGINT DEFAULT 0 NOT NULL,
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raw_dropped BIGINT DEFAULT 0 NOT NULL,
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min_lag_ms BIGINT DEFAULT 0 NOT NULL,
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max_lag_ms BIGINT DEFAULT 0 NOT NULL,
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created_at TIMESTAMP DEFAULT SYSDATE NOT NULL,
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updated_at TIMESTAMP DEFAULT SYSDATE NOT NULL,
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CONSTRAINT pk_syslog_backlog_ret_hourly PRIMARY KEY (
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source_hour, source_topic, kafka_partition, policy_version,
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normal_retain_bps, non_normal_retain_bps
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),
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CONSTRAINT ck_syslog_backlog_ret_bps CHECK (
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normal_retain_bps BETWEEN 0 AND 10000
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AND non_normal_retain_bps BETWEEN 0 AND 10000
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)
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);
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CREATE INDEX idx_syslog_backlog_ret_updated
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ON syslog_backlog_retention_hourly(updated_at);
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COMMENT ON TABLE syslog_backlog_retention_hourly IS
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'Kafka积压分级采样小时审计；按来源小时、Topic、Partition和策略聚合';
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COMMENT ON COLUMN syslog_backlog_retention_hourly.source_hour IS
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'syslog-serve生成的receive_time所在小时（Asia/Shanghai）';
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COMMENT ON COLUMN syslog_backlog_retention_hourly.normal_retain_bps IS
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'普通标准化记录该级实际保留万分比，10000表示100%';
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COMMENT ON COLUMN syslog_backlog_retention_hourly.non_normal_retain_bps IS
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'非标记录该级实际保留万分比，10000表示100%';
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COMMIT;
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