$dt = New-Object System.Data.DataTable $dt.Columns.Add("Column1") $dt.Columns.Add("Column2") $dt.Columns.Add("Column3") 添加数据到DataTable对象中: 代码语言:txt 复制 $row = $dt.NewRow() $row["Column1"] = "Value1" $row["Column2"] = "Value2" $row["Column3"] = "Value3"...
$row3["Column1"] = "Value1" # 重复的数据 $row3["Column2"] = 3 $dt.Rows.Add($row3) 使用PowerShell的Group-Object cmdlet对DataTable进行分组,找出重复项。 代码语言:txt 复制 $groups = $dt | Group-Object -Property "Column1" # 根据Column1属性进行分组 $repeatedItems = $groups | Where-...
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Read-SqlViewData [-ViewName <String>] [-TopN <Int64>] [-ColumnName <String[]>] [-ColumnOrder <String[]>] [-ColumnOrderType <OrderType[]>] [-OutputAs <OutputTypeSingleTable>] [-DatabaseName <String>] [-SchemaName <String>] [-IgnoreProviderContext] [-SuppressProviderContextWarning] [[...
Defines and enforces column constraints DataRow Object Provides access to the DataTable's Rows collection DataSet Object The container for a number of DataTable objects DataRelation Object Defines the relations between DataTables in the DataSet object ...
Write-SqlTableData Cmdlet 會將數據插入 SQL 資料庫的數據表中。此 Cmdlet 接受下列輸入類型,下列輸出格式:System.Data.DataSet System.Data.DataTable System.Data.DateRow 物件 物件的集合如果您提供 DataSet,則只會將數據集中的第一個數據表寫入資料庫。
("Value argument must have comma separated values of each column in a row"); } string[] rowValues = value.Split(','); OdbcDataAdapter da = GetAdapterForTable(tableName); if (da == null) { return; } DataSet ds = GetDataSetForTable(da, tableName); DataTable table = GetDataTable(...
item and of all the properties. Take, for example, the .NETDataTableobject. The header of aDataTableobject contains the column (property) names and types where each row in theDataTableonly contains the value of each column. If you convert aDataTableinto a list of PowerShell objects, like...
You need a reader object to read the result set returned from the database. But it’s crucial to have the connection open before you can execute the reader! $con.Open() $rdr=$cmd.ExecuteReader() Once you have the$rdrobject, you can call its read method to fetch the next data row,...
I've moved the PivotTable functionality (which was doubled up) out to a new function "Add-PivotTable" which supports some extra parameters PivotFilter and PivotDataToColumn, ChartHeight/width ChartRow/Column, ChartRow/ColumnPixelOffsets. I've made the try{} catch{} blocks cover smaller bloc...