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support for enum type of db /支持 数据库 enum #2058

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support for enum type of db /支持 数据库 enum #2058

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support for enum type of db /支持 数据库 enum
liuweizzuie Mar 16, 2024
31d054b
Merge branch 'main' into lw
liuweizzuie Mar 16, 2024
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5 changes: 3 additions & 2 deletions Dapper/SqlMapper.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -446,8 +446,9 @@ public static void SetDbType(IDataParameter parameter, object value)
{
handler = null;
var nullUnderlyingType = Nullable.GetUnderlyingType(type);
if (nullUnderlyingType is not null) type = nullUnderlyingType;
if (type.IsEnum && !typeMap.ContainsKey(type))

if (nullUnderlyingType is not null) type = nullUnderlyingType;
if (type.IsEnum && !typeMap.ContainsKey(type) && !typeHandlers.ContainsKey(type))
{
type = Enum.GetUnderlyingType(type);
}
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