Sybase Adaptive Server Configuration Manual page 30

Adaptive Server specifications
Maximum number of users
per database
Maximum number of
groups per database
Table specifications
User objects per database
Indexes per table
Rows per table
Columns per composite
index
Creation of clustered index 1.2*(x + y)
Maximum size of object
name
Query specifications
Maximum number of tables
participating in a query, for a
query without a union, or for
each side of a union in a query
Maximum number of tables in a
"union" query
Maximum number of databases
participating in one transaction
14
2146484223
1032193
31
2 – 255
250 (one clustered index)
Limited by available
storage
31
x = total data space in
table,
y = sum of space of all
nonclustered indexes on
table,
and 20 percent overhead
for logging
255
64
256
Unlimited
32
Maximum 2
For sorted data, approximately 20
percent of the table size needed
Maximum of 50 user tables,
including result tables, tables
referenced by views (the view
itself is not counted) correlations
and self-joins; maximum of 14
worktables
Includes up to 50 user tables and 14
work tables on every side of the
union, for a total of up to 256 tables
across all sides of the union.
Includes database where
transaction began, all databases
changed during transaction, and
, if it is used for results or
tempdb
worktables
Adaptive Server Enterprise