my_table_map.h

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/*
   Copyright (c) 2016, 2025, Oracle and/or its affiliates.
 
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   it under the terms of the GNU General Public License, version 2.0,
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#ifndef MY_TABLE_MAP_INCLUDED
#define MY_TABLE_MAP_INCLUDED
 
#include <stdint.h>
 
using table_map = uint64_t;    // Used for table bits in join.
using nesting_map = uint64_t;  // Used for flags of nesting constructs.
using qep_tab_map = uint64_t;  // Used for indexing QEP_TABs in a JOIN.
 
// Test whether "map" contains the given table.
static inline bool ContainsTable(uint64_t map, unsigned idx) {
  return map & (uint64_t{1} << idx);
}
 
#endif  // MY_TABLE_MAP_INCLUDED