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[
SQL Server
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SQLCHINA
DL : 0
SQL 合计函数 使用 SQL 合计函数 你可以确定数据组的各种统计。你可以把这些函数用于查询和合计表达式,条件是在具备 SQL特性的 QueryDef对象中或在创建基于SQL查询的 Recordset对象时。 Avg 函数 Count 函数 First, Last 函数 Min, Max 函数 StDev, StDevP 函数 Sum 函数 Var 和 VarP 函数 -SQL aggregate function using the SQL aggregate functions you can be sure of the various statistical data sets. You can put these functions together for query and expression, on the condition that the availability of SQL characteristics QueryDef object or create a SQL query based on the Recordset object. Avg Function Count Function First, Last function Min, Max function StDev, StDevP function Sum function Var and VARP function
Date
: 2025-12-28
Size
: 202kb
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