{"id":107488,"date":"2026-09-19T20:20:05","date_gmt":"2026-09-19T12:20:05","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/107488.html"},"modified":"2026-09-19T20:20:05","modified_gmt":"2026-09-19T12:20:05","slug":"oceanbase-vs-%e9%87%91%e4%bb%93%ef%bc%9a%e5%88%ab%e5%8f%aa%e6%af%94qps%ef%bc%8c%e5%85%88%e6%90%9e%e6%b8%85%e6%a5%9a%e4%bd%a0%e5%9c%a8%e4%b8%ba%e4%bb%80%e4%b9%88%e5%9c%ba%e6%99%af%e4%b9%b0%e5%8d%95","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/107488.html","title":{"rendered":"OceanBase VS \u91d1\u4ed3\uff1a\u522b\u53ea\u6bd4QPS\uff0c\u5148\u641e\u6e05\u695a\u4f60\u5728\u4e3a\u4ec0\u4e48\u573a\u666f\u4e70\u5355"},"content":{"rendered":"

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\"\"<\/p>\n

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OceanBase MySQL \u79df\u6237\u793a\u610f：<\/p>\n

CREATE TABLE acct_balance (
\n acct_id BIGINT NOT NULL,
\n balance_date DATE NOT NULL,
\n currency_code CHAR(3) NOT NULL DEFAULT 'CNY',
\n balance DECIMAL(18,2) NOT NULL DEFAULT 0,
\n frozen_amt DECIMAL(18,2) NOT NULL DEFAULT 0,
\n version_no BIGINT NOT NULL DEFAULT 0,
\n created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n PRIMARY KEY (acct_id, balance_date)
\n) PARTITION BY RANGE COLUMNS(balance_date) (
\n PARTITION p202609 VALUES LESS THAN ('2026-10-01'),
\n PARTITION pmax VALUES LESS THAN MAXVALUE
\n);<\/p>\n

CREATE TABLE acct_flow (
\n flow_id BIGINT NOT NULL,
\n acct_id BIGINT NOT NULL,
\n flow_type VARCHAR(16) NOT NULL,
\n amount DECIMAL(18,2) NOT NULL,
\n flow_status CHAR(1) NOT NULL DEFAULT 'N',
\n request_no VARCHAR(64) NOT NULL,
\n biz_time TIMESTAMP NOT NULL,
\n created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n PRIMARY KEY (flow_id),
\n UNIQUE KEY uk_acct_flow_req (request_no),
\n KEY idx_acct_flow_acct_time (acct_id, biz_time),
\n KEY idx_acct_flow_status_time (flow_status, biz_time)
\n);<\/p>\n

\u91d1\u4ed3\u4fa7\u793a\u610f：<\/p>\n

CREATE TABLE acct_balance (
\n acct_id BIGINT NOT NULL,
\n balance_date DATE NOT NULL,
\n currency_code CHAR(3) NOT NULL DEFAULT 'CNY',
\n balance NUMERIC(18,2) NOT NULL DEFAULT 0 CHECK (balance >= 0),
\n frozen_amt NUMERIC(18,2) NOT NULL DEFAULT 0 CHECK (frozen_amt >= 0),
\n version_no BIGINT NOT NULL DEFAULT 0,
\n created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n CONSTRAINT pk_acct_balance PRIMARY KEY (acct_id, balance_date)
\n)
\nPARTITION BY RANGE (balance_date);<\/p>\n

CREATE TABLE acct_balance_202609 PARTITION OF acct_balance
\nFOR VALUES FROM ('2026-09-01') TO ('2026-10-01');<\/p>\n

CREATE TABLE acct_flow (
\n flow_id BIGINT NOT NULL,
\n acct_id BIGINT NOT NULL,
\n flow_type VARCHAR(16) NOT NULL CHECK (flow_type IN ('RECHARGE','DEDUCT','FREEZE','UNFREEZE','ADJUST')),
\n amount NUMERIC(18,2) NOT NULL CHECK (amount <> 0),
\n flow_status CHAR(1) NOT NULL DEFAULT 'N' CHECK (flow_status IN ('N','P','F','C')),
\n request_no VARCHAR(64) NOT NULL,
\n biz_time TIMESTAMP NOT NULL,
\n created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
\n CONSTRAINT pk_acct_flow PRIMARY KEY (flow_id),
\n CONSTRAINT uk_acct_flow_req UNIQUE (request_no)
\n);<\/p>\n

CREATE INDEX idx_acct_flow_acct_time ON acct_flow(acct_id, biz_time);
\nCREATE INDEX idx_acct_flow_status_time ON acct_flow(flow_status, biz_time);<\/p>\n

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CREATE TABLE acct_daily_sum (
\n sum_date DATE NOT NULL,
\n acct_id BIGINT NOT NULL,
\n recharge_amt NUMERIC(18,2) NOT NULL DEFAULT 0,
\n deduct_amt NUMERIC(18,2) NOT NULL DEFAULT 0,
\n adjust_amt NUMERIC(18,2) NOT NULL DEFAULT 0,
\n flow_cnt BIGINT NOT NULL DEFAULT 0,
\n CONSTRAINT pk_acct_daily_sum PRIMARY KEY (sum_date, acct_id)
\n);<\/p>\n

\u4e09\u3001\u589e\u5220\u6539\u67e5：\u771f\u6b63\u62c9\u5f00\u5dee\u8ddd\u7684，\u5e38\u5e38\u662f\u4e8b\u52a1\u5c3e\u5df4\u548c\u70ed\u70b9\u884c<\/h3>\n

\u5148\u628a\u4e11\u8bdd\u8bf4\u524d\u9762：\u7b80\u5355\u70b9\u67e5\u3001\u6309\u4e3b\u952e\u66f4\u65b0，OceanBase \u548c\u91d1\u4ed3\u90fd\u80fd\u8dd1\u5f97\u5f88\u597d\u770b\u3002\u8bc4\u5ba1\u91cc\u62ff\u8fd9\u79cd SQL \u8bc1\u660e\u8c01\u66f4\u5f3a，\u610f\u4e49\u4e0d\u5927\u3002\u771f\u6b63\u89c1\u6027\u683c\u7684\u662f\u4e09\u7c7b\u573a\u666f：\u70ed\u70b9\u8d26\u6237\u3001\u8de8\u5206\u533a\u4e8b\u52a1\u3001\u6279\u91cf\u4f5c\u4e1a\u3002\u5c24\u5176\u8d26\u52a1\u7cfb\u7edf，\u5927\u5bb6\u5634\u4e0a\u8c08\u67b6\u6784，\u8eab\u4f53\u90fd\u5f88\u8bda\u5b9e\u5730\u76ef\u7740\u90a3\u51e0\u4e2a\u5927\u8d26\u6237：\u5e73\u53f0\u8d26\u6237\u3001\u7ed3\u7b97\u8d26\u6237\u3001\u6e20\u9053\u8fc7\u6e21\u6237\u3002\u5b83\u4eec\u4e00\u70ed，\u4ec0\u4e48\u8bbe\u8ba1\u7406\u5ff5\u90fd\u8981\u63a5\u53d7\u73b0\u5b9e\u68c0\u9a8c\u3002<\/p>\n

OceanBase MySQL \u79df\u6237\u589e\u5220\u6539\u67e5\u793a\u610f：<\/p>\n

— \u5e42\u7b49\u5165\u8d26：\u91cd\u590d\u8bf7\u6c42\u53f7\u4e0d\u91cd\u590d\u8bb0\u8d26
\nINSERT INTO acct_flow(flow_id, acct_id, flow_type, amount, flow_status, request_no, biz_time)
\nVALUES (900001, 10086, 'RECHARGE', 100.00, 'N', 'REQ-OB-0001', '2026-09-13 20:30:00')
\nON DUPLICATE KEY UPDATE flow_id = flow_id;<\/p>\n

UPDATE acct_balance
\nSET balance = balance + 100.00,
\n version_no = version_no + 1,
\n updated_at = NOW()
\nWHERE acct_id = 10086
\n AND balance_date = '2026-09-13'
\n AND version_no = 7
\n AND balance + 100.00 >= 0;<\/p>\n

— \u72b6\u6001\u6d41\u8f6c + \u6d41\u6c34\u767b\u8bb0，\u5fc5\u987b\u540c\u4e00\u4e2a\u4e8b\u52a1
\nSTART TRANSACTION;
\n UPDATE acct_balance
\n SET balance = balance – 30.00,
\n frozen_amt = frozen_amt + 30.00,
\n version_no = version_no + 1,
\n updated_at = NOW()
\n WHERE acct_id = 10086
\n AND balance_date = '2026-09-13'
\n AND version_no = 8
\n AND balance >= 30.00;<\/p>\n

INSERT INTO acct_flow(flow_id, acct_id, flow_type, amount, flow_status, request_no, biz_time)
\n VALUES (900002, 10086, 'FREEZE', -30.00, 'N', 'REQ-OB-0002', NOW());
\nCOMMIT;<\/p>\n

\u91d1\u4ed3\u4fa7，\u540c\u6837\u7684\u4e1a\u52a1\u610f\u56fe，\u5199\u6cd5\u4e0d\u795e\u79d8，\u91cd\u70b9\u5728\u628a\u8fb9\u754c\u6536\u7d27：<\/p>\n

— \u8bf7\u6c42\u53f7\u552f\u4e00\u51b2\u7a81\u5c31\u4ea4\u7ed9\u7ea6\u675f，\u522b\u9760\u201c\u5148\u67e5\u518d\u63d2\u201d\u88c5\u5e42\u7b49
\nINSERT INTO acct_flow(flow_id, acct_id, flow_type, amount, flow_status, request_no, biz_time)
\nVALUES (900001, 10086, 'RECHARGE', 100.00, 'N', 'REQ-KES-0001', TIMESTAMP '2026-09-13 20:30:00');<\/p>\n

UPDATE acct_balance
\nSET balance = balance + 100.00,
\n version_no = version_no + 1,
\n updated_at = CURRENT_TIMESTAMP
\nWHERE acct_id = 10086
\n AND balance_date = DATE '2026-09-13'
\n AND version_no = 7
\n AND balance + 100.00 >= 0;<\/p>\n

BEGIN;
\n UPDATE acct_balance
\n SET balance = balance – 30.00,
\n frozen_amt = frozen_amt + 30.00,
\n version_no = version_no + 1,
\n updated_at = CURRENT_TIMESTAMP
\n WHERE acct_id = 10086
\n AND balance_date = DATE '2026-09-13'
\n AND version_no = 8
\n AND balance >= 30.00;<\/p>\n

INSERT INTO acct_flow(flow_id, acct_id, flow_type, amount, flow_status, request_no, biz_time)
\n VALUES (900002, 10086, 'FREEZE', -30.00, 'N', 'REQ-KES-0002', CURRENT_TIMESTAMP);
\nCOMMIT;<\/p>\n

\u8fd9\u91cc\u5dee\u522b\u5f00\u59cb\u663e\u5f62\u3002OceanBase \u5982\u679c\u628a\u70ed\u70b9\u8d26\u6237\u6070\u597d\u8def\u7531\u5230\u540c\u4e00\u53f0 observer，\u5f3a\u4e00\u81f4\u5199\u8def\u5f84\u4ecd\u8981\u8fc7 Paxos \u591a\u6570\u6d3e；\u5982\u679c\u70ed\u70b9\u8fd8\u88ab\u5206\u533a\u7b56\u7565\u6253\u6563，\u8868\u9762\u4e0a\u201c\u5206\u62c5\u4e86\u201d，\u8d26\u52a1\u4e0a\u5374\u53ef\u80fd\u628a\u5355\u884c\u4f59\u989d\u66f4\u65b0\u53d8\u6210\u66f4\u96be\u53d7\u7684\u8de8\u5206\u533a\u4e8b\u52a1\u3002\u91d1\u4ed3\u96c6\u4e2d\u5f0f\u4e3b\u5907\u5728\u8fd9\u7c7b\u5355\u884c\u70ed\u70b9\u4e0a\u5e38\u5e38\u66f4\u76f4\u767d：\u672c\u5730\u63d0\u4ea4\u5feb，\u5c3e\u5df4\u77ed，\u4f46\u8981\u63a5\u53d7\u4e3b\u5199\u5165\u53e3\u548c\u540e\u7eed\u62c6\u5206\u89c4\u5212\u3002\u6211\u7684\u5224\u65ad\u6807\u51c6\u5f88\u571f：\u8dd1\u6279\u524d\u770b P99，\u4e0d\u8981\u53ea\u770b\u5e73\u5747；\u70ed\u70b9\u8d26\u6237\u5355\u72ec\u505a\u4e00\u7ec4；\u540c\u6b65\u94fe\u8def\u5ef6\u8fdf\u4e5f\u7eb3\u5165\u4e8b\u52a1\u5b8c\u6210\u65f6\u95f4，\u4e0d\u8981\u5047\u88c5\u5b83\u4e0d\u5b58\u5728\u3002<\/p>\n

\u67e5\u8be2\u4e5f\u4e00\u6837\u3002\u6309\u8d26\u6237\u67e5\u6700\u8fd1\u6d41\u6c34，\u4e24\u8fb9\u90fd\u4e0d\u4f1a\u96be\u770b\u3002\u96be\u770b\u7684\u662f\u201c\u6211\u60f3\u987a\u624b\u7edf\u8ba1\u4e00\u4e0b\u4eca\u5929\u72b6\u6001\u5206\u5e03，\u518d\u6309\u6e20\u9053\u4f30\u4e2a\u5cf0\u503c\u201d，\u7136\u540e\u4e00\u6761 SQL \u628a\u8fc7\u6ee4\u3001\u6392\u5e8f\u3001\u805a\u5408\u3001\u53bb\u91cd\u5168\u63c9\u8fdb\u53bb\u3002\u6267\u884c\u8ba1\u5212\u4e00\u4e0a\u4e00\u4e0b，\u4f18\u5316\u5668\u6027\u683c\u5c31\u51fa\u6765\u4e86\u3002<\/p>\n

SELECT flow_status, COUNT(*) AS cnt, SUM(amount) AS amt
\nFROM acct_flow
\nWHERE biz_time >= '2026-09-13 00:00:00'
\n AND biz_time < '2026-09-14 00:00:00'
\nGROUP BY flow_status
\nORDER BY amt DESC;<\/p>\n

\u8fd9\u6761 SQL \u672c\u8eab\u4e0d\u5996\u3002\u5996\u7684\u662f\u6570\u636e\u503e\u659c：N \u72b6\u6001\u5360\u4e5d\u6210，C \u72b6\u6001\u5f88\u5c11，\u7d22\u5f15\u5230\u5e95\u5148\u626b\u72b6\u6001\u8fd8\u662f\u5148\u626b\u65f6\u95f4，\u7edf\u8ba1\u4fe1\u606f\u7a0d\u5fae\u4e0d\u51c6，\u8ba1\u5212\u5c31\u4f1a\u53d8\u3002\u91d1\u4ed3\u8fd9\u8fb9\u6211\u4f1a\u66f4\u4f9d\u8d56\u7edf\u8ba1\u4fe1\u606f\u65b0\u9c9c\u5ea6\u3001\u7d22\u5f15\u9009\u62e9\u548c hint \u7eaa\u5f8b；OceanBase \u8fd9\u8fb9\u8fd8\u8981\u989d\u5916\u76ef\u5206\u533a\u88c1\u526a\u3001\u6267\u884c\u8282\u70b9\u95f4\u6570\u636e\u4f20\u8f93\u3001\u4ee5\u53ca\u5206\u5e03\u5f0f\u6267\u884c\u628a\u591a\u5c11\u884c\u62c9\u6765\u62c9\u53bb\u3002\u4e0d\u662f\u8c01\u4e00\u5b9a\u6162，\u662f\u6162\u7684\u4ef7\u94b1\u4e0d\u4e00\u6837：\u4e00\u4e2a\u53ef\u80fd\u6162\u5728\u4f18\u5316\u5668\u9009\u8def，\u4e00\u4e2a\u53ef\u80fd\u6162\u5728\u5206\u5e03\u5f0f\u6570\u636e\u642c\u79fb\u53e0\u4e0a\u5f3a\u4e00\u81f4\u3002<\/p>\n

\u56db\u3001\u590d\u6742 SQL \u89c1\u771f\u7ae0：\u591a\u8868\u5173\u8054\u3001\u5d4c\u5957\u5b50\u67e5\u8be2\u3001\u7a97\u53e3\u51fd\u6570<\/h3>\n

\u9009\u578b\u8bc4\u5ba1\u6211\u6700\u559c\u6b22\u770b\u590d\u6742 SQL，\u56e0\u4e3a\u5b83\u6700\u63a5\u8fd1\u771f\u5b9e\u4e1a\u52a1\u3002\u62a5\u8868\u3001\u98ce\u63a7\u3001\u7a3d\u6838\u3001\u8d26\u671f\u6838\u5bf9，\u5634\u4e0a\u90fd\u8bf4\u201c\u5c31\u8dd1\u4e00\u6b21\u201d，\u771f\u51fa\u95ee\u9898\u90fd\u5728\u8fd9\u79cd SQL \u4e0a\u3002\u4e3a\u4e86\u907f\u514d\u7a7a\u5bf9\u7a7a，\u6211\u9020\u4e00\u4e2a\u5178\u578b\u8bc9\u6c42：\u6309\u8d26\u6237\u6c47\u603b\u5f53\u5929\u6d41\u6c34，\u627e\u51fa\u8fde\u7eed\u5145\u503c\u540e\u4f59\u989d\u5f02\u5e38\u6ce2\u52a8\u3001\u4e14\u6d41\u6c34\u72b6\u6001\u975e\u5b8c\u6210\u7684\u8d26\u6237，\u518d\u7ed9\u51fa\u8fd1\u4e03\u65e5\u6263\u8d39\u6392\u540d\u3002\u542c\u7740\u7ed5，\u5b9e\u9645\u9879\u76ee\u91cc\u8fd9\u7b97\u5ba2\u6c14\u3002<\/p>\n

OceanBase MySQL \u79df\u6237\u793a\u610f：<\/p>\n

SELECT s.sum_date,
\n s.acct_id,
\n s.recharge_amt,
\n s.deduct_amt,
\n b.balance,
\n b.frozen_amt,
\n RANK() OVER (PARTITION BY s.sum_date ORDER BY s.deduct_amt DESC) AS deduct_rank,
\n COUNT(*) OVER (PARTITION BY s.acct_id ORDER BY s.sum_date ROWS BETWEEN 6 PRECEDING AND CURRENT ROW) AS active_days_7
\nFROM acct_daily_sum s
\nJOIN acct_balance b
\n ON b.acct_id = s.acct_id
\n AND b.balance_date = s.sum_date
\nWHERE s.sum_date = '2026-09-13'
\n AND EXISTS (
\n SELECT 1
\n FROM acct_flow f
\n WHERE f.acct_id = s.acct_id
\n AND f.biz_time >= '2026-09-13 00:00:00'
\n AND f.biz_time < '2026-09-14 00:00:00'
\n AND f.flow_status <> 'C'
\n )
\nORDER BY deduct_rank
\nLIMIT 100;<\/p>\n

\u91d1\u4ed3\u4fa7：<\/p>\n

SELECT s.sum_date,
\n s.acct_id,
\n s.recharge_amt,
\n s.deduct_amt,
\n b.balance,
\n b.frozen_amt,
\n RANK() OVER (PARTITION BY s.sum_date ORDER BY s.deduct_amt DESC) AS deduct_rank,
\n COUNT(*) OVER (PARTITION BY s.acct_id ORDER BY s.sum_date ROWS BETWEEN 6 PRECEDING AND CURRENT ROW) AS active_days_7
\nFROM acct_daily_sum s
\nJOIN acct_balance b
\n ON b.acct_id = s.acct_id
\n AND b.balance_date = s.sum_date
\nWHERE s.sum_date = DATE '2026-09-13'
\n AND EXISTS (
\n SELECT 1
\n FROM acct_flow f
\n WHERE f.acct_id = s.acct_id
\n AND f.biz_time >= TIMESTAMP '2026-09-13 00:00:00'
\n AND f.biz_time < TIMESTAMP '2026-09-14 00:00:00'
\n AND f.flow_status <> 'C'
\n )
\nORDER BY deduct_rank
\nFETCH FIRST 100 ROWS ONLY;<\/p>\n

\u4e24\u79cd\u5199\u6cd5\u4e1a\u52a1\u76ee\u6807\u4e00\u81f4，\u4f46\u4f60\u8981\u76ef\u7684\u70b9\u4e0d\u5b8c\u5168\u4e00\u6837\u3002\u91d1\u4ed3\u8fd9\u8fb9，\u6211\u4f1a\u770b\u5d4c\u5957\u5b50\u67e5\u8be2\u80fd\u4e0d\u80fd\u88ab\u534a\u8fde\u63a5\u6539\u5199，\u7a97\u53e3\u51fd\u6570\u6392\u5e8f\u662f\u5426\u5f15\u53d1\u5927\u6570\u636e\u91cf\u843d\u76d8，JOIN \u987a\u5e8f\u662f\u4e0d\u662f\u88ab\u7edf\u8ba1\u4fe1\u606f\u5e26\u504f；\u5fc5\u8981\u65f6\u7528 hint \u6216\u628a EXISTS \u6539\u6210\u663e\u5f0f\u805a\u5408\u540e\u56de\u8868\u3002OceanBase \u8fd9\u8fb9，\u9664\u4e86\u4f18\u5316\u5668\u9009\u62e9，\u8fd8\u8981\u591a\u95ee\u4e00\u53e5：\u8fd9\u4e2a JOIN \u4f1a\u4e0d\u4f1a\u628a\u6570\u636e\u5728\u4e0d\u540c\u8282\u70b9\u4e4b\u95f4\u642c？\u7a97\u53e3\u51fd\u6570\u7684\u5206\u533a\u6392\u5e8f\u53d1\u751f\u5728\u672c\u5730\u8fd8\u662f\u5206\u5e03\u5f0f\u91cd\u5206\u5e03\u4e4b\u540e？\u5982\u679c acct_daily_sum \u6309\u65e5\u671f\u5206\u533a\u3001acct_balance \u6309\u8d26\u6237\u5206\u533a，\u5173\u8054\u952e\u53c8\u8ddf\u5206\u533a\u952e\u4e0d\u9f50，\u6570\u636e\u642c\u8fd0\u5c31\u4e0d\u4f1a\u8ddf\u4f60\u5ba2\u6c14\u3002<\/p>\n

\u6211\u4e5f\u89c1\u8fc7\u4e00\u79cd\u201c\u806a\u660e\u53cd\u88ab\u806a\u660e\u8bef\u201d\u7684\u5199\u6cd5：\u4e3a\u4e86\u5c55\u793a\u7a97\u53e3\u51fd\u6570，\u628a\u6240\u6709\u660e\u7ec6\u90fd\u585e\u8fdb\u4e00\u4e2a\u5de8\u5927\u5b50\u67e5\u8be2，\u518d\u5916\u5c42\u8fc7\u6ee4\u3002\u770b\u8d77\u6765\u5f88\u9ad8\u7ea7，\u6267\u884c\u8d77\u6765\u5e38\u628a\u4e2d\u95f4\u7ed3\u679c\u6491\u7206\u3002\u590d\u6742 SQL \u4f18\u5316，\u6211\u5b81\u53ef\u8ba9\u4e1a\u52a1\u627f\u8ba4\u5b83\u5176\u5b9e\u662f\u4e24\u6b65：\u5148\u843d\u4e00\u5f20\u65e5\u6c47\u603b，\u518d\u505a\u6392\u540d\u548c\u5f02\u5e38\u7b5b\u9009\u3002\u5f88\u591a\u6027\u80fd\u95ee\u9898\u4e0d\u662f\u6570\u636e\u5e93\u6551\u4e0d\u4e86，\u662f SQL \u628a\u81ea\u5df1\u7684\u80f3\u818a\u62e7\u5230\u80cc\u540e，\u8fd8\u8981\u6c42\u8dd1\u5f97\u5feb\u3002<\/p>\n

\u4e3a\u4e86\u8bf4\u660e\u8fd9\u4e2a\u70b9，\u518d\u7ed9\u4e00\u7248\u201c\u522b\u786c\u521a\u201d\u7684\u5199\u6cd5\u3002\u5148\u56fa\u5316\u65e5\u6c47\u603b，\u518d\u8dd1\u5206\u6790\u3002\u4e11，\u4f46\u7a33\u3002<\/p>\n

CREATE TABLE acct_risk_snapshot (
\n snap_date DATE NOT NULL,
\n acct_id BIGINT NOT NULL,
\n deduct_rank BIGINT,
\n active_days_7 BIGINT,
\n balance NUMERIC(18,2),
\n frozen_amt NUMERIC(18,2),
\n CONSTRAINT pk_acct_risk_snapshot PRIMARY KEY (snap_date, acct_id)
\n);<\/p>\n

INSERT INTO acct_risk_snapshot(snap_date, acct_id, deduct_rank, active_days_7, balance, frozen_amt)
\nSELECT s.sum_date,
\n s.acct_id,
\n RANK() OVER (PARTITION BY s.sum_date ORDER BY s.deduct_amt DESC) AS deduct_rank,
\n COUNT(*) OVER (PARTITION BY s.acct_id ORDER BY s.sum_date ROWS BETWEEN 6 PRECEDING AND CURRENT ROW) AS active_days_7,
\n b.balance,
\n b.frozen_amt
\nFROM acct_daily_sum s
\nJOIN acct_balance b
\n ON b.acct_id = s.acct_id
\n AND b.balance_date = s.sum_date
\nWHERE s.sum_date = DATE '2026-09-13';<\/p>\n

SELECT r.*
\nFROM acct_risk_snapshot r
\nWHERE r.snap_date = DATE '2026-09-13'
\n AND EXISTS (
\n SELECT 1
\n FROM acct_flow f
\n WHERE f.acct_id = r.acct_id
\n AND f.biz_time >= TIMESTAMP '2026-09-13 00:00:00'
\n AND f.biz_time < TIMESTAMP '2026-09-14 00:00:00'
\n AND f.flow_status <> 'C'
\n )
\nORDER BY r.deduct_rank
\nFETCH FIRST 100 ROWS ONLY;<\/p>\n

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\"\"<\/p>\n

\u56de\u5230\u5f00\u5934\u90a3\u4e2a\u95ee\u9898：OceanBaseVS\u91d1\u4ed3，\u5230\u5e95\u600e\u4e48\u9009？\u6211\u73b0\u5728\u4e0d\u592a\u613f\u610f\u7ed9\u201c\u7ec8\u6781\u7b54\u6848\u201d，\u66f4\u613f\u610f\u7ed9\u4e00\u4e2a\u52a8\u4f5c：\u628a\u4e1a\u52a1\u94fe\u8def\u753b\u51fa\u6765，\u628a\u5ef6\u8fdf\u6765\u6e90\u62c6\u5f00，\u628a\u590d\u6742 SQL \u5f52\u7c7b，\u628a\u589e\u957f\u66f2\u7ebf\u548c\u6545\u969c\u76ee\u6807\u5199\u5b9e，\u7136\u540e\u5206\u522b\u538b\u6d4b，\u518d\u8c08\u67b6\u6784\u4f18\u8d8a\u611f\u3002\u5206\u5e03\u5f0f\u4e0d\u662f badges，\u96c6\u4e2d\u5f0f\u4e5f\u4e0d\u662f\u539f\u7f6a\u3002\u771f\u6b63\u4e13\u4e1a\u7684\u9009\u578b，\u662f\u77e5\u9053\u81ea\u5df1\u5728\u7528\u54ea\u79cd\u4ee3\u4ef7\u6362\u54ea\u79cd\u786e\u5b9a\u611f\u3002<\/p>\n

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