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Multi-primary key modification optimization

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sunkaixuan
2024-03-29 13:15:42 +08:00
parent 9030135fd1
commit 7585e5b77a
1 changed files with 13 additions and 1 deletions
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14
Src/Asp.NetCore2/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
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@@ -514,7 +514,19 @@ namespace SqlSugar
{ {
var oldPkNames = dbColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList(); var oldPkNames = dbColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList();
var newPkNames = entityColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList(); var newPkNames = entityColumns.Where(it => it.IsPrimarykey).Select(it => it.DbColumnName.ToLower()).OrderBy(it => it).ToList();
if (!Enumerable.SequenceEqual(oldPkNames, newPkNames)) if (oldPkNames.Count == 0&& newPkNames.Count>1)
{
try
{
this.Context.DbMaintenance.AddPrimaryKeys(tableName, newPkNames.ToArray());
}
catch (Exception ex)
{
Check.Exception(true, ErrorMessage.GetThrowMessage("The current database does not support changing multiple primary keys. " + ex.Message, "当前数据库不支持修改多主键,"+ex.Message));
throw ex;
}
}
else if (!Enumerable.SequenceEqual(oldPkNames, newPkNames))
{ {
Check.Exception(true, ErrorMessage.GetThrowMessage("Modification of multiple primary key tables is not supported. Delete tables while creating", "不支持修改多主键表，请删除表在创建")); Check.Exception(true, ErrorMessage.GetThrowMessage("Modification of multiple primary key tables is not supported. Delete tables while creating", "不支持修改多主键表，请删除表在创建"));
} }