67 lines
2.1 KiB
SQL
67 lines
2.1 KiB
SQL
-- 1. 建辅助数字表
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DROP TABLE IF EXISTS tmp_num_100;
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CREATE TABLE tmp_num_100 (n TINYINT UNSIGNED PRIMARY KEY);
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INSERT INTO tmp_num_100(n)
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SELECT a.n + b.n AS n FROM (
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SELECT 0 n UNION ALL SELECT 1 UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4
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UNION ALL SELECT 5 UNION ALL SELECT 6 UNION ALL SELECT 7 UNION ALL SELECT 8 UNION ALL SELECT 9
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) a
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CROSS JOIN (
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SELECT 0 n UNION ALL SELECT 10 UNION ALL SELECT 20 UNION ALL SELECT 30 UNION ALL SELECT 40
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UNION ALL SELECT 50 UNION ALL SELECT 60 UNION ALL SELECT 70 UNION ALL SELECT 80 UNION ALL SELECT 90
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) b
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ORDER BY a.n + b.n;
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DROP TABLE IF EXISTS tmp_num_500;
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CREATE TABLE tmp_num_500 (n SMALLINT UNSIGNED PRIMARY KEY);
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INSERT INTO tmp_num_500(n)
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SELECT t.n FROM (
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SELECT @r:=@r+1 n
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FROM (SELECT 0 FROM tmp_num_100) a,
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(SELECT 0 FROM tmp_num_100) b,
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(SELECT @r:=-1) init
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LIMIT 500
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) t;
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-- 2. 目标表（若未建）
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-- CREATE TABLE cdr_event_smsc (
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-- id BIGINT AUTO_INCREMENT PRIMARY KEY,
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-- ne_type VARCHAR(16),
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-- ne_name VARCHAR(64),
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-- rm_uid VARCHAR(64),
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-- `timestamp` BIGINT,
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-- cdr_json JSON,
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-- created_at DATETIME,
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-- tenant_id VARCHAR(64)
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-- ) ENGINE=InnoDB;
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-- 3. 关闭一些约束提高插入速度（可选）
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SET autocommit = 0;
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SET unique_checks = 0;
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SET foreign_key_checks = 0;
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-- 4. 插入 500 万（100 * 100 * 500）
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-- 随机时间：过去一年内的任意秒（不均匀）
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SET @start_ts = UNIX_TIMESTAMP(DATE_SUB(CURDATE(), INTERVAL 365 DAY));
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SET @range_sec = 365 * 24 * 3600;
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INSERT INTO cdr_event_smsc
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(ne_type, ne_name, rm_uid, `timestamp`, cdr_json, created_at)
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SELECT
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'SMSC' AS ne_type,
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'SMSC_001' AS ne_name,
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'4400HXSMSC001' AS rm_uid,
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@start_ts + FLOOR(RAND()*@range_sec) AS `timestamp`,
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'{\"calledParty\":\"15731123455\",\"callerParty\":\"18165338055\",\"cause\":28,\"recordType\":\"MTSM\",\"result\":0,\"serviceType\":\"Normal\",\"updateTime\":\"2025-08-18T11:09:52.703Z\"}' AS cdr_json,
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NOW() AS created_at
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FROM tmp_num_100 a
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CROSS JOIN tmp_num_100 b
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CROSS JOIN tmp_num_500 c;
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COMMIT;
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-- 5. 恢复
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SET unique_checks = 1;
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SET foreign_key_checks = 1;
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SET autocommit = 1;
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