How to use Apply method of NBi.Core.ResultSet.Filtering.GroupByFilter class

Best NBi code snippet using NBi.Core.ResultSet.Filtering.GroupByFilter.Apply

GroupByFilterTest.cs

Source:GroupByFilterTest.cs

...28            var settings = new SettingsOrdinalResultSet(KeysChoice.First, ValuesChoice.None, NumericAbsoluteTolerance.None);29            var grouping = new OrdinalColumnGrouping(settings, Context.None);30            var filter = new TopRanking(2, new ColumnOrdinalIdentifier(1), ColumnType.Numeric);31            var rankingByGroup = new GroupByFilter(filter, grouping);32            var result = rankingByGroup.Apply(rs);33            Assert.That(result.Table.Rows, Has.Count.EqualTo(3));34            Assert.That(result.Table.Rows.Cast<DataRow>().Where(x => x[0].ToString()=="alpha").Count(), Is.EqualTo(2));35            Assert.That(result.Table.Rows.Cast<DataRow>().Where(x => x[0].ToString() == "beta").Count(), Is.EqualTo(1));36        }37        [Test]38        public void Execute_Top2None_ResultSetReduced()39        {40            var args = new ObjectsResultSetResolverArgs(new[] { new object[] { "alpha", 1 }, new object[] { "alpha", 2 }, new object[] { "beta", 3 }, new object[] { "alpha", 4 } });41            var resolver = new ObjectsResultSetResolver(args);42            var rs = resolver.Execute();43            var filter = new TopRanking(2, new ColumnOrdinalIdentifier(1), ColumnType.Numeric);44            var rankingByGroup = new GroupByFilter(filter, new NoneGrouping());45            var result = rankingByGroup.Apply(rs);46            Assert.That(result.Table.Rows, Has.Count.EqualTo(2));47            Assert.That(result.Table.Rows.Cast<DataRow>().Where(x => x[0].ToString() == "alpha").Count(), Is.EqualTo(1));48            Assert.That(result.Table.Rows.Cast<DataRow>().Where(x => x[0].ToString() == "beta").Count(), Is.EqualTo(1));49        }50    }51}...

GroupByFilter.cs

Source:GroupByFilter.cs

...14        protected IGroupBy GroupBy { get; }15        public GroupByFilter(IResultSetFilter filter, IGroupBy groupBy)16            => (Filter, GroupBy) = (filter, groupBy);17        18        public IResultSet Apply(IResultSet rs)19        {20            var newRs = rs.Clone();21            var groups = GroupBy.Execute(rs);22            foreach (var group in groups)23            {24                var groupRs = new ResultSet();25                groupRs.Load(group.Value);26                var filtered = Filter.Apply(groupRs);27                newRs.AddRange(filtered.Rows.Cast<DataRow>());28            }29            return newRs;30        }31        public IResultSet AntiApply(IResultSet rs)32            => throw new NotImplementedException();33        public virtual string Describe()34            => $"{Filter.Describe()} after grouping by {GroupBy.ToString()}";35    }36}...

UniquenessFilter.cs

Source:UniquenessFilter.cs

...13            : base(new SingleFilter(), groupBy) { }14        private class SingleFilter : IResultSetFilter15        {16            public string Describe() => "Unique rows";17            public IResultSet Apply(IResultSet rs)18                => rs.Rows.Count == 1 ? rs : rs.Clone();19            20            public IResultSet AntiApply(IResultSet rs)21                => rs.Rows.Count != 1 ? rs : rs.Clone();22        }23    }24}...

Apply

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core;7using NBi.Core.ResultSet;8using NBi.Core.ResultSet.Filtering;9using NBi.Core.ResultSet.Resolver;10using NBi.Core.ResultSet.Lookup;11{12    {13        static void Main(string[] args)14        {15            List<employee> employees = new List<employee>();16            employees.Add(new employee { id = 1, name = "John", salary = 50000 });17            employees.Add(new employee { id = 2, name = "Mary", salary = 60000 });18            employees.Add(new employee { id = 3, name = "John", salary = 70000 });19            employees.Add(new employee { id = 4, name = "Mary", salary = 80000 });20            employees.Add(new employee { id = 5, name = "John", salary = 90000 });21            employees.Add(new employee { id = 6, name = "Mary", salary = 100000 });22            List<string> columns = new List<string>();23            columns.Add("name");24            GroupByFilter filter = new GroupByFilter(columns);25            var result = filter.Apply(employees);26            foreach (var item in result)27            {28                Console.WriteLine(item.name + " " + item.salary);29            }30            Console.ReadLine();31        }32    }33    {34        public int id { get; set; }35        public string name { get; set; }36        public int salary { get; set; }37    }38}39GroupByFilter (String) Constructor40GroupByFilter (IEnumerable<String>) Constructor41GroupByFilter (IEnumerable<Int32>)

Apply

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet;7using NBi.Core.ResultSet.Filtering;8{9    {10        static void Main(string[] args)11        {12            var columns = new List<IColumnDefinition>();13            columns.Add(new ColumnOrdinalIdentifier(1));14            columns.Add(new ColumnOrdinalIdentifier(2));15            columns.Add(new ColumnOrdinalIdentifier(3));16            columns.Add(new ColumnOrdinalIdentifier(4));17            columns.Add(new ColumnOrdinalIdentifier(5));18            columns.Add(new ColumnOrdinalIdentifier(6));19            columns.Add(new ColumnOrdinalIdentifier(7));20            columns.Add(new ColumnOrdinalIdentifier(8));21            columns.Add(new ColumnOrdinalIdentifier(9));22            columns.Add(new ColumnOrdinalIdentifier(10));23            columns.Add(new ColumnOrdinalIdentifier(11));24            columns.Add(new ColumnOrdinalIdentifier(12));25            columns.Add(new ColumnOrdinalIdentifier(13));26            columns.Add(new ColumnOrdinalIdentifier(14));

Apply

Using AI Code Generation

1using NBi.Core.ResultSet;2using NBi.Core.ResultSet.Filtering;3using NBi.Core.Calculation;4using System;5using System.Collections.Generic;6using System.Data;7using System.Linq;8using System.Text;9using System.Threading.Tasks;10{11    {12        static void Main(string[] args)13        {14            DataTable dt = new DataTable();15            dt.Columns.Add("col1", typeof(stri

Apply

Using AI Code Generation

1using System;2using System.Data;3using System.Collections.Generic;4using NBi.Core.ResultSet;5using NBi.Core.ResultSet.Filtering;6{7    {8        static void Main(string[] args)9        {10            var dt = new DataTable();11            dt.Columns.Add("A");12            dt.Columns.Add("B");13            dt.Columns.Add("C");14            dt.Columns.Add("D");15            dt.Rows.Add("1", "1", "1", "1");16            dt.Rows.Add("1", "1", "2", "2");17            dt.Rows.Add("1", "2", "1", "3");18            dt.Rows.Add("1", "2", "2", "4");19            dt.Rows.Add("2", "1", "1", "5");20            dt.Rows.Add("2", "1", "2", "6");21            dt.Rows.Add("2", "2", "1", "7");22            dt.Rows.Add("2", "2", "2", "8");23            var groupByFilter = new GroupByFilter();24            groupByFilter.Columns.Add("A");25            groupByFilter.Columns.Add("B");26            groupByFilter.Columns.Add("C");27            var result = groupByFilter.Apply(dt);28            foreach (DataRow row in result.Rows)29            {30                Console.WriteLine(row[0].ToString() + " " + row[1].ToString() + " " + row[2].ToString() + " " + row[3].ToString());31            }32        }33    }34}

Apply

Using AI Code Generation

1NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });2filter.Apply(resultSet);3NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });4filter.Apply(resultSet);5NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });6filter.Apply(resultSet);7NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });8filter.Apply(resultSet);9NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });10filter.Apply(resultSet);11NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });12filter.Apply(resultSet);13NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });14filter.Apply(resultSet);15NBi.Core.ResultSet.Filtering.GroupByFilter filter = new NBi.Core.ResultSet.Filtering.GroupByFilter(new string[] { "col1", "col2" });16filter.Apply(resultSet);

Apply

Using AI Code Generation

1var groupByFilter = new GroupByFilter();2groupByFilter.Apply(resultset, new[] { "col1", "col2" });3var groupByFilter = new GroupByFilter();4var resultset = groupByFilter.Apply(resultset, new[] { "col1", "col2" });5public void MyTest()6{7    var resultset = new ResultSet();8    resultset.Load(ResultSet.ReadCsv("path/to/file.csv"));9    var groupByFilter = new GroupByFilter();10    var resultset = groupByFilter.Apply(resultset, new[] { "col1", "col2" });11}12NBi.Core.ResultSet.Filtering.GroupByFilter.Apply(ResultSet, String[])

Apply

Using AI Code Generation

1var filter = new GroupByFilter();2filter.ApplyOn("ID", "Name", "Salary", "Department");3filter.Apply(resultSet);4resultSet.Display();5var filter = new GroupByFilter();6filter.ApplyOn("ID", "Name", "Salary", "Department");7filter.Keep("ID", "Name", "Department");8filter.Apply(resultSet);9resultSet.Display();10var filter = new GroupByFilter();11filter.ApplyOn("ID", "Name", "Salary", "Department");12filter.Keep("ID", "Name", "Department");13filter.Rename("ID", "ID1");14filter.Apply(resultSet);15resultSet.Display();16var filter = new GroupByFilter();17filter.ApplyOn("ID", "Name", "Salary", "Department");

Apply

Using AI Code Generation

1using System;2using System.Data;3using NBi.Core;4using NBi.Core.ResultSet;5using NBi.Core.ResultSet.Filtering;6{7    {8        static void Main(string[] args)9        {10            DataTable dt = new DataTable();11            dt.Columns.Add("Column1");12            dt.Rows.Add("A");13            dt.Rows.Add("B");14            dt.Rows.Add("A");15            dt.Rows.Add("A");16            dt.Rows.Add("B");17            GroupByFilter filter = new GroupByFilter();18            filter.Column = "Column1";19            DataTable resultTable = filter.Apply(dt);20            foreach (DataRow row in resultTable.Rows)21            {22                Console.WriteLine(row["Column1"] + ": " + row["Count"]);23            }24        }25    }26}

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