A subsequent query specifying the address column in the CLIENTS table retrieves the address information as a concatenated mailing address.

随后的查询指定了clients表中的address列，从中检索地址信息，并将其作为连接的邮寄地址。

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This information is then joined with the CUSTOMER table in order to extract each customer's name, address, and current balance.

然后，将该信息与 CUSTOMER 表连接，以提取客户姓名、地址和当前负债数。

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Whether derived from address information, acquired by GPS devices, or otherwise generated, many databases contain geographic coordinates of point locations as separate numeric columns in a table.

无论是从地址信息中推导出来的、由GPS设备获得的还是以其他方式生成的，许多数据库都包含点位置的地理坐标，这些信息在数据库中保存为单独的数字列。

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