6. QUEL and EQUEL Statements : Set Statement--Set Session Options : Description : Set [no]maxio Option
 
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Set [no]maxio Option
The set maxio statement restricts the estimated number of I/O operations that can be used by one query. Value must be less than or equal to query_io_limit. If you issue a set nomaxio statement, the maximum number of I/O operations is set to query_io_limit.