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How to use BuildColumnsRetriever method of NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine class

Best NBi code snippet using NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine.BuildColumnsRetriever

LookupReplaceEngine.cs

Source:LookupReplaceEngine.cs

...19        {20            var reference = Args.Reference.Execute();21            var stopWatch = new Stopwatch();22            stopWatch.Start();23            var referenceKeyRetriever = BuildColumnsRetriever(Args.Mapping, x => x.ReferenceColumn);24            var referenceValueRetriever = BuildColumnsRetriever(new ColumnMapping(Args.Replacement, ColumnType.Untyped), x => x.ReferenceColumn);25            var index = BuildReferenceIndex(reference.Table, referenceKeyRetriever, referenceValueRetriever);26            Trace.WriteLineIf(Extensibility.NBiTraceSwitch.TraceInfo, $"Built the index for reference table containing {index.Count()} rows [{stopWatch.Elapsed:d'.'hh':'mm':'ss'.'fff'ms'}]");27            stopWatch.Restart();28            var candidateKeyBuilder = BuildColumnsRetriever(Args.Mapping, x => x.CandidateColumn);29            var originalColumn = candidate.Table.GetColumn(Args.Mapping.CandidateColumn);30            var newColumn = candidate.Table.Columns.Add($"tmp_{originalColumn.ColumnName}", typeof(object));31            foreach (DataRow row in candidate.Table.Rows)32            {33                var candidateKeys = candidateKeyBuilder.GetColumns(row);34                if (index.Keys.Contains(candidateKeys))35                    row[newColumn.Ordinal] = index[candidateKeys].Single().Members[0];36                else37                    Args.MissingStrategy.Execute(row, originalColumn, newColumn);38            }39            40            //Replace the original column by the new column41            newColumn.SetOrdinal(originalColumn.Ordinal);42            var columnName = originalColumn.ColumnName;43            candidate.Table.Columns.Remove(originalColumn);44            newColumn.ColumnName = columnName;45            Trace.WriteLineIf(Extensibility.NBiTraceSwitch.TraceInfo, $"Performed lookup replacement (based on keys) for the {candidate.Rows.Count} rows from candidate table [{stopWatch.Elapsed:d'.'hh':'mm':'ss'.'fff'ms'}]");46            candidate.Table.AcceptChanges();47            return candidate;48        }49        protected CellRetriever BuildColumnsRetriever(ColumnMapping column, Func<ColumnMapping, IColumnIdentifier> target)50        {51            var defColumns = new Collection<IColumnDefinition>();52            var defColumn = column.ToColumnDefinition(() => target(column));53            defColumns.Add(defColumn);54            switch(target(column))55            {56                case ColumnOrdinalIdentifier _: return new CellRetrieverByOrdinal(defColumns);57                case ColumnNameIdentifier _: return new CellRetrieverByName(defColumns);58                default: throw new ArgumentException();59            }60        }61        protected IDictionary<KeyCollection, ICollection<KeyCollection>> BuildReferenceIndex(DataTable table, CellRetriever keyRetriever, CellRetriever valuesRetriever)62        {63            var references = new Dictionary<KeyCollection, ICollection<KeyCollection>>();...

BuildColumnsRetriever

Using AI Code Generation

1using System;2using System.Data;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7using NBi.Core.ResultSet.Alteration.Lookup;8using NBi.Core.ResultSet;9using NBi.Core.ResultSet.Lookup;10using NBi.Core.ResultSet.Lookup.Violation;11using NBi.Core.ResultSet.Alteration.Lookup.Strategy;12using NBi.Core.ResultSet.Alteration;13using NBi.Core.Calculation.Grouping;14{15    {16        static void Main(string[] args)17        {18            DataTable dt = new DataTable();19            dt.Columns.Add("ID", typeof(int));20            dt.Columns.Add("Name", typeof(string));21            dt.Columns.Add("Age", typeof(int));22            dt.Rows.Add(1, "John", 20);23            dt.Rows.Add(2, "Mary", 25);24            dt.Rows.Add(3, "Peter", 30);25            dt.Rows.Add(4, "John", 35);26            dt.Rows.Add(5, "John", 40);27            dt.Rows.Add(6, "John", 45);28            dt.Rows.Add(7, "Mary", 50);29            dt.Rows.Add(8, "Mary", 55);30            dt.Rows.Add(9, "Mary", 60);31            dt.Rows.Add(10, "Mary", 65);32            DataTable dt2 = new DataTable();33            dt2.Columns.Add("ID", typeof(int));34            dt2.Columns.Add("Name", typeof(string));35            dt2.Columns.Add("Age", typeof(int));36            dt2.Rows.Add(1, "John", 20);37            dt2.Rows.Add(2, "Mary", 25);38            dt2.Rows.Add(3, "Peter", 30);39            dt2.Rows.Add(4, "John", 35);40            dt2.Rows.Add(5, "John", 40);41            dt2.Rows.Add(6, "John", 45);42            dt2.Rows.Add(7, "Mary", 50);43            dt2.Rows.Add(8, "Mary", 55);44            dt2.Rows.Add(9, "Mary", 60);45            dt2.Rows.Add(10, "Mary", 65);

BuildColumnsRetriever

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet.Alteration.Lookup;7using NBi.Core.ResultSet;8using NBi.Core.Calculation;9{10    {11        static void Main(string[] args)12        {13            var engine = new LookupReplaceEngine();14            var rs = new ResultSet();15            var rsLookup = new ResultSet();16            var rsColumn = new ResultSet();17            var rsColumnLookup = new ResultSet();18            var rsColumnLookup2 = new ResultSet();19            var rsColumnLookup3 = new ResultSet();20            var rsColumnLookup4 = new ResultSet();21            var rsColumnLookup5 = new ResultSet();22            var rsColumnLookup6 = new ResultSet();23            var rsColumnLookup7 = new ResultSet();24            var rsColumnLookup8 = new ResultSet();25            var rsColumnLookup9 = new ResultSet();26            var rsColumnLookup10 = new ResultSet();27            var rsColumnLookup11 = new ResultSet();28            var rsColumnLookup12 = new ResultSet();29            var rsColumnLookup13 = new ResultSet();30            var rsColumnLookup14 = new ResultSet();31            var rsColumnLookup15 = new ResultSet();32            var rsColumnLookup16 = new ResultSet();33            var rsColumnLookup17 = new ResultSet();34            var rsColumnLookup18 = new ResultSet();35            var rsColumnLookup19 = new ResultSet();36            var rsColumnLookup20 = new ResultSet();

BuildColumnsRetriever

Using AI Code Generation

1using NBi.Core.ResultSet.Alteration.Lookup;2using NBi.Core.ResultSet.Alteration.Lookup.Strategy;3using NBi.Core.ResultSet;4using NBi.Core.Calculation;5using NBi.Core.Calculation.Predicate;6using NBi.Core.Calculation.Grouping;7using System;8using System.Collections.Generic;9using System.Linq;10using System.Text;11using System.Threading.Tasks;12using NBi.Core.ResultSet.Comparer;13{14    {15        static void Main(string[] args)16        {17            var rs = new ResultSet();18            rs.Columns.Add(new Column("col1", "int"));19            rs.Columns.Add(new Column("col2", "string"));20            rs.Columns.Add(new Column("col3", "int"));21            rs.LoadRows(new object[] { 1, "a", 5 });22            rs.LoadRows(new object[] { 2, "b", 6 });23            rs.LoadRows(new object[] { 3, "c", 7 });24            rs.LoadRows(new object[] { 4, "d", 8 });25            rs.LoadRows(new object[] { 5, "e", 9 });26            var rs2 = new ResultSet();27            rs2.Columns.Add(new Column("col1", "int"));28            rs2.Columns.Add(new Column("col2", "string"));29            rs2.Columns.Add(new Column("col3", "int"));30            rs2.LoadRows(new object[] { 1, "a", 10 });31            rs2.LoadRows(new object[] { 2, "b", 11 });32            rs2.LoadRows(new object[] { 3, "c", 12 });33            rs2.LoadRows(new object[] { 4, "d", 13 });34            rs2.LoadRows(new object[] { 5, "e", 14 });35            var engine = new LookupReplaceEngine();36            var strategy = new LookupStrategy();37            var columnIdentifier = new ColumnIdentifier("col1");38            var comparer = new ResultSetComparer();

BuildColumnsRetriever

Using AI Code Generation

1var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();2var columnsRetriever = engine.BuildColumnsRetriever();3columnsRetriever.Add("col1");4columnsRetriever.Add("col2");5columnsRetriever.Add("col3");6var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();7var columnsRetriever = engine.BuildColumnsRetriever();8columnsRetriever.Add("col1");9columnsRetriever.Add("col2");10columnsRetriever.Add("col3");11var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();12var columnsRetriever = engine.BuildColumnsRetriever();13columnsRetriever.Add("col1");14columnsRetriever.Add("col2");15columnsRetriever.Add("col3");16var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();17var columnsRetriever = engine.BuildColumnsRetriever();18columnsRetriever.Add("col1");19columnsRetriever.Add("col2");20columnsRetriever.Add("col3");21var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();22var columnsRetriever = engine.BuildColumnsRetriever();23columnsRetriever.Add("col1");24columnsRetriever.Add("col2");25columnsRetriever.Add("col3");26var engine = new NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine();27var columnsRetriever = engine.BuildColumnsRetriever();28columnsRetriever.Add("col1");29columnsRetriever.Add("col2");30columnsRetriever.Add("col3");

BuildColumnsRetriever

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet.Alteration.Lookup;7{8    {9        public LookupReplaceEngine(string[] columns)10        {11            Columns = columns;12        }13        public string[] Columns { get; }14        public static LookupReplaceEngine BuildColumnsRetriever(string columns)15        {16            if (string.IsNullOrEmpty(columns))17                return null;18            return new LookupReplaceEngine(columns.Split(','));19        }20    }21}22using System;23using System.Collections.Generic;24using System.Linq;25using System.Text;26using System.Threading.Tasks;27using NBi.Core.ResultSet.Alteration.Lookup;28{29    {30        public LookupReplaceEngine(string[] columns)31        {32            Columns = columns;33        }34        public string[] Columns { get; }35        public static LookupReplaceEngine BuildColumnsRetriever(string columns)36        {37            if (string.IsNullOrEmpty(columns))38                return null;39            return new LookupReplaceEngine(columns.Split(','));40        }41    }42}43using System;44using System.Collections.Generic;45using System.Linq;46using System.Text;47using System.Threading.Tasks;48using NBi.Core.ResultSet.Alteration.Lookup;49{50    {51        public LookupReplaceEngine(string[] columns)52        {53            Columns = columns;54        }55        public string[] Columns { get; }56        public static LookupReplaceEngine BuildColumnsRetriever(string columns)57        {58            if (string.IsNullOrEmpty(columns))59                return null;60            return new LookupReplaceEngine(columns.Split(','));61        }62    }63}

BuildColumnsRetriever

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using System.Data;7using NBi.Core.ResultSet;8using NBi.Core.ResultSet.Alteration.Lookup;9using NBi.Core.ResultSet.Lookup;10using NBi.Core.Calculation;11using NBi.Core.Calculation.Predicate;12using NBi.Core.Calculation.Ranking;13using NBi.Core.Calculation.Ranking.Numeric;14using NBi.Core.Calculation.Ranking.Text;15using NBi.Core.Calculation.Ranking.Date;16using NBi.Core.Calculation.Ranking.TimeSpan;17using NBi.Core.Calculation.Ranking.Numeric.Percentile;18using NBi.Core.Calculation.Ranking.Numeric.TopBottom;19using NBi.Core.Calculation.Ranking.Text.TopBottom;20using NBi.Core.Calculation.Ranking.Date.TopBottom;21using NBi.Core.Calculation.Ranking.TimeSpan.TopBottom;22using NBi.Core.Calculation.Ranking.Numeric.TopBottomPercentile;23using NBi.Core.Calculation.Ranking.Numeric.Percentile;24using NBi.Core.Calculation.Ranking.Numeric.TopBottomPercentile;25using NBi.Core.Calculation.Ranking.Text.TopBottomPercentile;26using NBi.Core.Calculation.Ranking.Date.TopBottomPercentile;27using NBi.Core.Calculation.Ranking.TimeSpan.TopBottomPercentile;28using NBi.Core.Calculation.Ranking.Numeric.TopBottomPercentile;29using NBi.Core.Calculation.Ranking.Numeric.Percentile;30using NBi.Core.Calculation.Ranking.Numeric.TopBottomPercentile;31using NBi.Core.Calculation.Ranking.Text.TopBottomPercentile;32using NBi.Core.Calculation.Ranking.Date.TopBottomPercentile;33using NBi.Core.Calculation.Ranking.TimeSpan.TopBottomPercentile;34using NBi.Core.Calculation.Ranking.Numeric.TopBottomPercentile;35using NBi.Core.Calculation.Ranking.Numeric.Percentile;

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