print("[1.23 ÷ 0.1] 使用 float 类型进行计算:", (1.23 / 0.1) ) # 输出可能是 12.299999999999999 而不是期望的 12.3 print("[1.23 ÷ 0.1] 使用 Decimal 类型进行计算:", Decimal('1.23') / Decimal('0.1')) print("[1.23 ÷ 0.1] 使用 float ->转成-> Decimal 类型进行计算:", Decimal(1.23...
INSERTINTOTestTable(FloatColumn)VALUES(1.23);INSERTINTOTestTable(FloatColumn)VALUES(4.567);INSERTINTOTestTable(FloatColumn)VALUES(8.9012); 1. 2. 3. 2.3 查询小数位数 最后,我们需要使用SQL查询获取float字段的小数位数。在SQL Server中,可以使用FLOOR和LOG10函数来实现。具体步骤如下: 使用FLOOR函数获取小数的...
Monetary data represents positive or negative amounts of money. In Microsoft® SQL Server™ 2000, monetary data is stored using the money and smallmoney data types. Monetary data can be stored to an accuracy of four decimal places. Use the smallmoney data type to store values in the rang...
当 PDO::SQLSRV_ATTR_FETCHES_NUMERIC_TYPE 设置为 true,整数列的结果将表示为 int,而 SQL 浮点数和实数则表示为 float。 可以使用 PDOStatement::setAttribute 设置此属性。可以通过 PDO::SQLSRV_ATTR_FORMAT_DECIMALS 和 PDO::SQLSRV_ATTR_DECIMAL_PLACES 属性修改默认的十进制格式设置...
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SQLSRV_SQLTYPE_DECIMAL($precision, $scale)decimal SQLSRV_SQLTYPE_FLOATfloat SQLSRV_SQLTYPE_IMAGEimage1 SQLSRV_SQLTYPE_INTint SQLSRV_SQLTYPE_MONEYmoney SQLSRV_SQLTYPE_NCHARnchar5 SQLSRV_SQLTYPE_NCHAR($charCount)nchar SQLSRV_SQLTYPE_NUMERICnumeric5 ...
If you require a number with decimal places, use decimal. Do not use float or real, because rounding may occur (Oracle NUMBER and SQL Server decimal do not round). If you are not sure, use decimal; it most closely resembles Oracle NUMBER data type. DATE datetime or timestamp. ROWID Use...
Numeric numeric SqlDecimal Numeric float Double Numeric real Single Numeric smallmoney Decimal Numeric money Decimal Date and Time date DateTime Date and Time time TimeSpan Date and Time datetime DateTime Date and Time smalldatetime DateTime Date and Time datetime2 DateTime Date and Time datetimeoffset...
SQL ServerPower Apps bigint, decimal, int, money, numeric, smallint, smallmoney, tinyint, float, real Number char, nchar, varchar, nvarchar, text, ntext Text bit Boolean date, datetime or datetime2 or smalldatetime, datetimeoffset, time DateTime uniqueidentifier Guid备注...
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