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Optimized CodeFirst Modified varchar max

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sunkaixuan
2024-03-14 16:42:05 +08:00
parent b84df0e2b3
commit 00cae4774a
1 changed files with 12 additions and 0 deletions
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12
Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
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@@ -425,6 +425,18 @@ namespace SqlSugar
ec.IsNullable != dc.IsNullable ||
IsNoSamePrecision(ec, dc) ||
IsNoSamgeType(ec, dc)))).ToList();
alterColumns.RemoveAll(entityColumnInfo =>
{
var bigStringArray = StaticConfig.CodeFirst_BigString.Replace("varcharmax", "nvarchar(max)").Split(',');
var dbColumnInfo = dbColumns.FirstOrDefault(dc => dc.DbColumnName.EqualCase(entityColumnInfo.DbColumnName));
var isMaxString = (dbColumnInfo?.Length == -1 && dbColumnInfo?.DataType?.EqualCase("nvarchar")==true);
var isRemove =
dbColumnInfo != null
&& bigStringArray.Contains(entityColumnInfo.DataType)
&& isMaxString;
return isRemove;
});
var renameColumns = entityColumns
.Where(it => !string.IsNullOrEmpty(it.OldDbColumnName))
.Where(entityColumn => dbColumns.Any(dbColumn => entityColumn.OldDbColumnName.Equals(dbColumn.DbColumnName, StringComparison.CurrentCultureIgnoreCase)))