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- 修复 MySql CodeFirst 主键迁移问题；

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This commit is contained in:
2881099
2025-04-15 19:26:18 +08:00
parent aae696f35d
commit 7b666fc822
3 changed files with 3 additions and 3 deletions
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2
Providers/FreeSql.Provider.Custom/MySql/CustomMySqlCodeFirst.cs
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@@ -253,7 +253,7 @@ where a.table_schema in ({0}) and a.table_name in ({1})", tboldname ?? tbname);
var dbPrimarys = tbstruct.Where(a => a.Value.is_primary).Select(a => a.Key).ToArray();
if (!csPrimarys.Any() && dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY").Append(";\r\n");
if (csPrimarys.Any() && !dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && (csPrimarys.Length != dbPrimarys.Length || csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any())) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
var dsuksql = _commonUtils.FormatSql(@"
select
a.column_name,

2
Providers/FreeSql.Provider.MySql/MySqlCodeFirst.cs
View File

@@ -270,7 +270,7 @@ where a.table_schema in ({0}) and a.table_name in ({1})", tboldname ?? tbname);
var dbPrimarys = tbstruct.Where(a => a.Value.is_primary).Select(a => a.Key).ToArray();
if (!csPrimarys.Any() && dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY").Append(";\r\n");
if (csPrimarys.Any() && !dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && (csPrimarys.Length != dbPrimarys.Length || csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any())) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
var dsuksql = _commonUtils.FormatSql(@"
select
a.column_name,

2
Providers/FreeSql.Provider.Odbc/MySql/OdbcMySqlCodeFirst.cs
View File

@@ -254,7 +254,7 @@ where a.table_schema in ({0}) and a.table_name in ({1})", tboldname ?? tbname);
var dbPrimarys = tbstruct.Where(a => a.Value.is_primary).Select(a => a.Key).ToArray();
if (!csPrimarys.Any() && dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY").Append(";\r\n");
if (csPrimarys.Any() && !dbPrimarys.Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any()) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
else if (csPrimarys.Any() && (csPrimarys.Length != dbPrimarys.Length || csPrimarys.Except(dbPrimarys, StringComparer.CurrentCultureIgnoreCase).Any())) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" DROP PRIMARY KEY, ADD PRIMARY KEY(").Append(string.Join(", ", tb.Primarys.Select(tbcol => _commonUtils.QuoteSqlName(tbcol.Attribute.Name)))).Append(")").Append(";\r\n");
var dsuksql = _commonUtils.FormatSql(@"
select
a.column_name,