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SAP Sybase SQL Anywhere 16.0 » SQL Anywhere Server - SQL Reference » Views » System views


SYSIDXCOL system view

Each row in the SYSIDXCOL system view describes one column of an index described in the SYSIDX system view. The underlying system table for this view is ISYSIDXCOL.

Column name Data type Description
table_id UNSIGNED INT Identifies the table to which the index applies.
index_id UNSIGNED INT Identifies the index to which the column applies. Together, table_id and index_id identify one index described in the SYSIDX system view.
sequence SMALLINT Each column in an index is assigned a unique number starting at 0. The order of these numbers determines the relative significance of the columns in the index. The most important column has sequence number 0.
column_id UNSIGNED INT Identifies which column of the table is indexed. Together, table_id and column_id identify one column described in the SYSCOLUMN system view.
"order" CHAR(1) Indicates whether the column in the index is kept in ascending(A) or descending(D) order. This value is NULL for text indexes.
primary_column_id UNSIGNED INT The ID of the primary key column that corresponds to this foreign key column. The value is NULL for non foreign key columns.
 Constraints on underlying system table
 See also