So I had the opportunity to talk to Michelle Ufford (SqlFool.com) last November after her PASS Summit Talk. We wondered what happens to the space taken by columns after they’ve been deleted. For example, you may be removing columns or altering columns in order to reduce a records’ widt...
To drop or remove columns using the Control Center: Open theAlter Tablenotebook: From the Control Center, expand the object tree until you find theTablesfolder. Click theTablesfolder. Any existing tables are displayed in the pane on the right side of the window. Right-click the table you w...
A. ADD PARTITION This example adds two partitions to the partitioned table, Orders. The values used to partition on columns of DateTime types have to have their DateTimeKind set to DateTimeKind.Utc.U-SQL Αντιγραφή // Declare partition values and set DateTimeKi...
columns must be updated manually in the maintenance plan. Furthermore, as I mentioned in the "Top Tips for Effective Database Maintenance" article, you must be careful not to manually update index statistics after rebuilding the index, as the manual update may use a sample rate of less than...
),#"Removed Columns" = Table.RemoveColumns(Source,{"B"})in #"Removed Columns" Now if we go to theTransformationquery, we’ll get this error: This error occurs because we are instructing Power Query to remove columnB, which does not exist in theSource Tablequery anymore. ...
such as tables and views that you can include in an SQL statement. You can remove table references at any time while you are working on the statement. When you remove a table reference, any expressions or clauses in the statement that refer to the columns in the table reference are ...
Note: This will disable AutoComplete for all columns in the workbook, not just Column E. Use VBA to Prevent AutoFill in Column E PrivateSubWorksheet_Change(ByValTargetAsRange)IfNotIntersect(Target,Me.Columns("E"))IsNothingThenApplication.Undo' Prevents Excel from auto-fillingEndIfEndSub ...
Hello - I'm trying to combine two columns of data into one using a formula, showing only unique values and preferably sorting from smallest to...
The partition label list specifies the list of partition buckets to be added or deleted by specifying the literal values for the partition columns using the appropriate types. The values have to be provided as constants or as scalar static variables. ...
A value won’t equal null, so the SQL language uses the “is null” syntax. In the above statement, any records with a null in the first_name is returned, but what if you want to return a data set that only has columns where the first name is filled out? You can perform the ...