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    IDataStoreBase.DwMeta Property

    .NET Standard 2.x

    Gets the meta data in the DataStore model.

    Namespace: DWNet.Data

    Assembly: DWNet.Data.dll

    Syntax

    IDwMeta DwMeta { get; }
    

    Property Value

    DWNet.Data.IDwMeta

    The meta data in the DataStore model.

    Examples

    The following code example demonstrates how to use the DwMeta property.

    using DWNet.Data;
    using System;
    
    namespace Appeon.ApiDoc.IDataStoreBaseExamples
    {
        public class DwMetaExample
        {
            private readonly SchoolContext _context;
    
            public DwMetaExample(SchoolContext dataContext)
            {
                // Sets the data context
                _context = dataContext;
            }
    
            public void Example()
            {
                // Instantiates datastore with datawindow: d_department.
                var datastore = new DataStore("d_department", _context);
    
                // Gets the type of model corresponding to the current DwMeta.
                var type = datastore.DwMeta.ModelType;
                Console.WriteLine("ModelType Name: {0}", type.Name);
                Console.WriteLine("ModelType FullName: {0}", type.FullName);
    
                // Gets datastore columns.
                var columns = datastore.DwMeta.Columns;
                Console.WriteLine("Column Count: {0}", columns.Count);
                foreach (var item in columns)
                {
                    Console.WriteLine("Column ID: {0}, Column Name: {1}", item.ID, item.Name);
                }
    
                // Gets DataWindow data.
                Console.WriteLine("DataWindow Processing: {0}", datastore.DwMeta.DataWindow.Processing);
                Console.WriteLine("DataWindow UpdateTable: {0}", datastore.DwMeta.DataWindow.Table.UpdateTable);
                Console.WriteLine("DataWindow UpdateWhere: {0}", datastore.DwMeta.DataWindow.Table.UpdateWhere);
    
                /*This code produces the following output:
                
                ModelType Name: D_Department
                ModelType FullName: Appeon.ApiDoc.Models.D_Department
    
                Column Count: 5
                Column ID: 0, Column Name: Departmentid
                Column ID: 1, Column Name: Name
                Column ID: 2, Column Name: Budget
                Column ID: 3, Column Name: Startdate
                Column ID: 4, Column Name: Administrator
    
                DataWindow Processing: Grid
                DataWindow UpdateTable: dbo.Department
                DataWindow UpdateWhere: KeyAndUpdatableColumns
                */
            }
        }
    }
    

    Example Refer To

    Model Class: D_Department
    DataWindow File: d_department

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