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## v0.9.18

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- 增加 PostgreSQL 的 Odbc 访问提供，相比 FreeSql.Provider.PostgreSQL 支持的类型更少；
- 增加 通用的 Odbc 访问提供，不能迁移实体到数据库，不能 Skip 这样来分页，理论上能 crud 所有 odbc 数据库；
This commit is contained in:
28810
2019-09-21 00:48:34 +08:00
parent 90458cca38
commit dcf1da36d4
97 changed files with 18833 additions and 154 deletions
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10
Providers/FreeSql.Provider.SqlServer/SqlServerExpression.cs
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@ -362,11 +362,11 @@ namespace FreeSql.SqlServer
switch ((exp.Arguments[0].Type.IsNullableType() ? exp.Arguments[0].Type.GenericTypeArguments.FirstOrDefault() : exp.Arguments[0].Type).FullName)
{
case "System.DateTime": return $"datediff(second, {args1}, {left})";
case "System.TimeSpan": return $"dateadd(second, {args1}*-1, {left})";
case "System.TimeSpan": return $"dateadd(second, ({args1})*-1, {left})";
}
break;
case "Equals": return $"({left} = {getExp(exp.Arguments[0])})";
case "CompareTo": return $"datediff(second,{getExp(exp.Arguments[0])},{left})";
case "Equals": return $"({left} = {args1})";
case "CompareTo": return $"datediff(second,{args1},{left})";
case "ToString": return exp.Arguments.Count == 0 ? $"convert(varchar, {left}, 121)" : null;
}
}
@ -401,8 +401,8 @@ namespace FreeSql.SqlServer
{
case "Add": return $"({left}+{args1})";
case "Subtract": return $"({left}-({args1}))";
case "Equals": return $"({left} = {getExp(exp.Arguments[0])})";
case "CompareTo": return $"({left}-({getExp(exp.Arguments[0])}))";
case "Equals": return $"({left} = {args1})";
case "CompareTo": return $"({left}-({args1}))";
case "ToString": return $"cast({left} as varchar)";
}
}