Beginning Microsoft SQL Server 2008 ... - S3 Tech Training

Appendix A: System Functions
TYPEPROPERTY
The TYPEPROPERTY function returns information about a data type. The syntax is as follows:
TYPEPROPERTY(, )
The type parameter specifies the name of the data type. The property parameter specifies the property
of the data type that is to be queried; it can be one of the following values:
❑ Precision — Returns the number of digits/characters.
❑ Scale — Returns the number of decimal places.
❑ AllowsNull — Returns 1 for True and 0 for False.
❑ UsesAnsiTrim — Returns 1 for True and 0 for False.
Rowset Functions
The rowset functions return an object that can be used in place of a table reference in a T-SQL statement.
The rowset functions are:
❑ CHANGETABLE
❑ CONTAINSTABLE
❑ FREETEXTTABLE
❑ OPENDATASOURCE
❑ OPENQUERY
❑ OPENROWSET
❑ OPENXML
CHANGETABLE
Returns change tracking information for a table.You can use this statement to return all changes for a
table or change tracking information for a specific row. The syntax is as follows:
CHANGETABLE (
{ CHANGES table , last_sync_version
| VERSION table , } )
[AS] table_alias [ ( column_alias [ ,...n ] )
CONTAINSTABLE
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The CONTAINSTABLE function is used in full-text queries. Please refer to Chapter 21 for an example of its
usage. The syntax is as follows:
CONTAINSTABLE (, { | *}, ‘’)