UDA Dictionary Index

Following is the definition of the mco_dict_index_info_t structure that is used for UDA access as defined in mcouda.h:

index_no  
name Index name in schema DDL definition.
flags Bitmask describing this field (see values defined in the table below). 
n_fields  
index  
n_keys_estimate  

 

The possible values for the bitmask flag are also defined in mcouda.h:

MCO_DICT_II_UNIQUE  
MCO_DICT_II_VOLUNTARY
MCO_DICT_II_LIST
MCO_DICT_II_AUTOID
MCO_DICT_II_TREE
MCO_DICT_II_HASH  
MCO_DICT_II_USERDEF  
MCO_DICT_II_KDTREE  
MCO_DICT_II_RTREE  
MCO_DICT_II_PATRICIA  
MCO_DICT_II_NULLABLE  
MCO_DICT_II_TRIGRAM