partition_pruning.h

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#ifndef SQL_RANGE_OPTIMIZER_PARTITION_PRUNING_H_
#define SQL_RANGE_OPTIMIZER_PARTITION_PRUNING_H_
 
/*
  PartitionPruningModule
  A module that accepts a partitioned table, condition, and finds which
  partitions we will need to use in query execution. Search down for
  "PartitionPruningModule" for description.
  The module has single entry point - prune_partitions() function.
 */
 
class Item;
class Query_block;
class THD;
struct TABLE;
 
bool prune_partitions(THD *thd, TABLE *table, Query_block *query_block,
                      Item *pprune_cond);
 
#endif  // SQL_RANGE_OPTIMIZER_PARTITION_PRUNING_H_