完善小细节
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29
tradeCattle/fix_xq_client_log_field_length.sql
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29
tradeCattle/fix_xq_client_log_field_length.sql
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-- 修复xq_client_log表字段长度问题
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-- 解决Data truncation: Data too long for column 'latitude'错误
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-- 检查当前字段长度
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SELECT
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COLUMN_NAME,
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DATA_TYPE,
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CHARACTER_MAXIMUM_LENGTH,
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NUMERIC_PRECISION,
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NUMERIC_SCALE
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'xq_client_log'
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AND COLUMN_NAME IN ('latitude', 'longitude', 'device_voltage', 'device_temp');
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-- 修改latitude字段长度
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ALTER TABLE xq_client_log MODIFY COLUMN latitude VARCHAR(50) DEFAULT NULL COMMENT '纬度';
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-- 修改longitude字段长度
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ALTER TABLE xq_client_log MODIFY COLUMN longitude VARCHAR(50) DEFAULT NULL COMMENT '经度';
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-- 修改device_voltage字段长度
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ALTER TABLE xq_client_log MODIFY COLUMN device_voltage VARCHAR(50) DEFAULT NULL COMMENT '设备电量';
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-- 修改device_temp字段长度
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ALTER TABLE xq_client_log MODIFY COLUMN device_temp VARCHAR(50) DEFAULT NULL COMMENT '设备温度';
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-- 显示修改后的表结构
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DESCRIBE xq_client_log;
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