shanshanzhong
15f4e69dc3
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为服务器模型添加经度、纬度及中心点坐标字段，并在相关逻辑中处理这些字段 同时修复服务器用户列表缓存功能
68 lines
1.7 KiB
SQL
68 lines
1.7 KiB
SQL
-- Add longitude if not exists
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SET @col_exists := (
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SELECT COUNT(*)
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'servers'
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AND COLUMN_NAME = 'longitude'
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);
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SET @sql := IF(
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@col_exists = 0,
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'ALTER TABLE `servers` ADD COLUMN `longitude` VARCHAR(255) DEFAULT '''' COMMENT ''longitude''',
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'SELECT 1'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Add latitude if not exists
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SET @col_exists := (
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SELECT COUNT(*)
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'servers'
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AND COLUMN_NAME = 'latitude'
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);
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SET @sql := IF(
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@col_exists = 0,
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'ALTER TABLE `servers` ADD COLUMN `latitude` VARCHAR(255) DEFAULT '''' COMMENT ''latitude''',
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'SELECT 1'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Add longitude_center if not exists
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SET @col_exists := (
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SELECT COUNT(*)
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'servers'
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AND COLUMN_NAME = 'longitude_center'
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);
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SET @sql := IF(
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@col_exists = 0,
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'ALTER TABLE `servers` ADD COLUMN `longitude_center` VARCHAR(255) DEFAULT '''' COMMENT ''longitude center''',
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'SELECT 1'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Add latitude_center if not exists
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SET @col_exists := (
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SELECT COUNT(*)
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'servers'
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AND COLUMN_NAME = 'latitude_center'
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);
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SET @sql := IF(
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@col_exists = 0,
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'ALTER TABLE `servers` ADD COLUMN `latitude_center` VARCHAR(255) DEFAULT '''' COMMENT ''latitude center''',
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'SELECT 1'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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