本文整理汇总了C#中Marten.Schema.DocumentMapping.FieldForColumn方法的典型用法代码示例。如果您正苦于以下问题：C# DocumentMapping.FieldForColumn方法的具体用法？C# DocumentMapping.FieldForColumn怎么用？C# DocumentMapping.FieldForColumn使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Marten.Schema.DocumentMapping的用法示例。
在下文中一共展示了DocumentMapping.FieldForColumn方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CreatePatch
public void CreatePatch(DocumentMapping mapping, Action<string> executeSql)
{
var fields = Missing.Select(x => mapping.FieldForColumn(x.Name)).ToArray();
if (fields.Length != Missing.Length)
{
throw new InvalidOperationException("The expected columns did not match with the DocumentMapping");
}
fields.Each(x => x.WritePatch(mapping, executeSql));
}示例2: CreatePatch
public void CreatePatch(DocumentMapping mapping, SchemaPatch runner)
{
var systemFields = new string[]
{
DocumentMapping.LastModifiedColumn,
DocumentMapping.DotNetTypeColumn,
DocumentMapping.VersionColumn,
DocumentMapping.DeletedColumn,
DocumentMapping.DeletedAtColumn,
DocumentMapping.DocumentTypeColumn
};
var missingNonSystemFields = Missing.Where(x => !systemFields.Contains(x.Name)).ToArray();
var fields = missingNonSystemFields.Select(x => mapping.FieldForColumn(x.Name)).ToArray();
if (fields.Length != missingNonSystemFields.Length)
{
throw new InvalidOperationException("The expected columns did not match with the DocumentMapping");
}
var missingSystemColumns = Missing.Where(x => systemFields.Contains(x.Name)).ToArray();
if (missingSystemColumns.Any())
{
missingSystemColumns.Each(col =>
{
var patch =
$"alter table {_tableName.QualifiedName} add column {col.ToDeclaration(col.Name.Length + 1)};";
runner.Updates.Apply(this, patch);
runner.Rollbacks.RemoveColumn(this, mapping.Table, col.Name);
});
}
fields.Each(x =>
{
x.WritePatch(mapping, runner);
runner.Rollbacks.RemoveColumn(this, mapping.Table, x.ColumnName);
});
}