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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
System administrationThese topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL Informix® database servers.
Administrator's ReferenceThe includes comprehensive descriptions of HCL Informix® configuration parameters, the system-monitoring interface (SMI) tables in the sysmaster database, the syntax of database server utilities such as onmode and onstat, logical-log records, disk structures, event alarms, and unnumbered error messages.
Configuring and monitoring Informix®
Disk Structures and Storage
Dbspace Structure and Storage
Structure of B-Tree Index Pages
Logical Storage of Indexes
Freed Index Pages

Freed Index Pages

When the database server physically removes an index item from a node and frees an index page, the freed page is reused.

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