string connectionString = string.Format(@"Data Source={0};User ID={1};Password={2};Initial Catalog={3};Pooling=true", dataSource, userID, password, databaseName);
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string connectionString = string.Format(@"Data Source={0};User ID={1};Password={2};Initial Catalog={3};Pooling=true", dataSource, userID, password, databaseName);
转载于:https://www.cnblogs.com/lbonet/p/7350647.html