Question

我正在使用Linq2db for MySQL，尝试编辑时出现此错误 mydatabase.tt文件->

Severity    Code    Description Project File    Line    Suppression State
Error       Running transformation: MySql.Data.MySqlClient.MySqlException (0x80004005): Unknown table 'parameters' in information_schema
   at MySql.Data.MySqlClient.MySqlStream.ReadPacket()
   at MySql.Data.MySqlClient.NativeDriver.GetResult(Int32& affectedRow, Int64& insertedId)
   at MySql.Data.MySqlClient.Driver.GetResult(Int32 statementId, Int32& affectedRows, Int64& insertedId)
   at MySql.Data.MySqlClient.Driver.NextResult(Int32 statementId, Boolean force)
   at MySql.Data.MySqlClient.MySqlDataReader.NextResult()
   at MySql.Data.MySqlClient.MySqlCommand.ExecuteReader(CommandBehavior behavior)
   at MySql.Data.MySqlClient.MySqlCommand.ExecuteDbDataReader(CommandBehavior behavior)
   at System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader(CommandBehavior behavior)
   at LinqToDB.Data.DataConnection.ExecuteReader(CommandBehavior commandBehavior)
   at LinqToDB.Data.CommandInfo.Query[T](Func`2 objectReader)
   at LinqToDB.DataProvider.MySql.MySqlSchemaProvider.GetProcedureParameters(DataConnection dataConnection)
   at LinqToDB.SchemaProvider.SchemaProviderBase.GetSchema(DataConnection dataConnection, GetSchemaOptions options)
   at Microsoft.VisualStudio.TextTemplating1C8D25087E09D088F52217B8EAF40277DD5B77FA6EF545EC279B3B36B574D212884F1FD45CDD94CFD93CCE64E7E6818E71B0F2C9B1B2129AB70DD0D74B6074C9.GeneratedTextTransformation.LoadServerMetadata(DataConnection dataConnection) in C:\Users\dell\source\repos\linq2db\packages\linq2db.MySql.2.5.3\build\..\contentFiles\any\any\LinqToDB.Templates\DataModel.ttinclude:line 103
   at Microsoft.VisualStudio.TextTemplating1C8D25087E09D088F52217B8EAF40277DD5B77FA6EF545EC279B3B36B574D212884F1FD45CDD94CFD93CCE64E7E6818E71B0F2C9B1B2129AB70DD0D74B6074C9.GeneratedTextTransformation.LoadMetadata(DataConnection dataConnection) in C:\Users\dell\source\repos\linq2db\packages\linq2db.MySql.2.5.3\build\..\contentFiles\any\any\LinqToDB.Templates\DataModel.ttinclude:line 414
   at Microsoft.VisualStudio.TextTemplating1C8D25087E09D088F52217B8EAF40277DD5B77FA6EF545EC279B3B36B574D212884F1FD45CDD94CFD93CCE64E7E6818E71B0F2C9B1B2129AB70DD0D74B6074C9.GeneratedTextTransformation.LoadMySqlMetadata(String server, String database, String uid, String password, Int32 port) in C:\Users\dell\source\repos\linq2db\packages\linq2db.MySql.2.5.3\build\..\contentFiles\any\any\LinqToDB.Templates\LinqToDB.MySql.ttinclude:line 28
   at Microsoft.VisualStudio.TextTemplating1C8D25087E09D088F52217B8EAF40277DD5B77FA6EF545EC279B3B36B574D212884F1FD45CDD94CFD93CCE64E7E6818E71B0F2C9B1B2129AB70DD0D74B6074C9.GeneratedTextTransformation.TransformText() in C:\Users\dell\source\repos\linq2db\linq2db\DataModels\smartstudentanalysis.tt:line 41    Miscellaneous Files C:\Users\dell\source\repos\linq2db\packages\linq2db.MySql.2.5.3\build\..\contentFiles\any\any\LinqToDB.Templates\DataModel.ttinclude    103

Answer 1

您需要禁用tt文件中的过程模式加载：

GetSchemaOptions.GetProcedures = false;

您使用的INFORMATION_SCHEMA.PARAMETERS表没有哪个MySQL版本？

用于MySQL的Linq2db

1 个答案: