24 lines
1.8 KiB
SQL
24 lines
1.8 KiB
SQL
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CREATE DATABASE IF NOT EXISTS `cmii_sky_integration` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
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use `cmii_sky_integration`;
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SET NAMES utf8mb4;
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SET FOREIGN_KEY_CHECKS = 0;
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DROP TABLE IF EXISTS `cmii_sky_integration`.`comparison_patch`;
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CREATE TABLE IF NOT EXISTS `cmii_sky_integration`.`comparison_patch` (
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id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '图斑记录主键ID',
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task_id VARCHAR(64) NOT NULL COMMENT '检测任务ID',
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polygon TEXT NOT NULL COMMENT '多边形WKT格式字符串,顺时针、闭环',
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polygon_hash VARCHAR(64) NOT NULL COMMENT '多边形标准化后的SHA-256 Hash值',
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envelope TEXT NOT NULL COMMENT '外接矩形WKT格式字符串,包含 minX, maxX, minY, maxY',
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patches TEXT NOT NULL COMMENT '识别模型列表,存储ComparisonTarget对象列表的JSON串',
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center VARCHAR(128) NOT NULL COMMENT '变化图斑的中心经纬度,WKT格式:POINT (经度 纬度)',
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area DOUBLE NOT NULL COMMENT '变化图斑的面积,单位:平方m',
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create_time DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '记录创建时间(UTC时区)',
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deleted TINYINT(1) NOT NULL DEFAULT 0 COMMENT '是否删除:0-未删除,1-已删除',
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-- 主键与索引
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PRIMARY KEY (id),
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UNIQUE INDEX idx_polygon_hash (task_id, polygon_hash) COMMENT '任务内多边形Hash唯一索引(防重复)',
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INDEX idx_task_id (task_id) COMMENT '任务ID索引(按任务查询图斑)',
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INDEX idx_create_time (create_time) COMMENT '创建时间索引(按时间筛选)'
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='图斑对比补丁表'; |