The cells in the right column of the table shown in figure 4.5 have different leading or padding. Observe that the default leading of the content of a cell in text mode is equal to the font size. Internally, the leading is set like this: This is different from the default leading of a Phrase object outside a PdfPCell.
There can be a lot of differences between a UDF and stored procedure, as the prior link has shown. Another difference is the UDF can be directly selected from, whereas a stored procedure requires one to insert the results into a tempory table or table variable.
Execution of the Stored Procedure which doesn't have an Output Parameter. A stored procedure is used in the SQL Server with the help of the  Execute  or  Exec  Keyword. For example, if we want to execute the stored procedure  Getstudentname , then we will use the following statement.xecution of the Stored Procedure which doesn't have an Output Parameter. A stored procedure is used in the SQL Server with the help of the  Execute  or  Exec  Keyword. For example, if we want to execute the stored procedure  Getstudentname , then we will use the following statement.