Use sp_drv_unitext_locator_charlength to find the character length
of a LOB column referenced by a unitext locator.
sp_drv_unitext_locator_charlength accesses the Transact-SQL function
char_length.
Syntax
sp_drv_unitext_locator_charlength locator, data_length
Input Parameters
locator – a unitext_locator that references the
unitext column to manipulate.
Output Parameters
data_length – an integer specifying the character
length of the unitext column referenced by
locator.