1 /*-------------------------------------------------------------------------
2  *
3  * spccache.h
4  *	  Tablespace cache.
5  *
6  * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
7  * Portions Copyright (c) 1994, Regents of the University of California
8  *
9  * src/include/utils/spccache.h
10  *
11  *-------------------------------------------------------------------------
12  */
13 #ifndef SPCCACHE_H
14 #define SPCCACHE_H
15 
16 void get_tablespace_page_costs(Oid spcid, float8 *spc_random_page_cost,
17 						  float8 *spc_seq_page_cost);
18 int			get_tablespace_io_concurrency(Oid spcid);
19 
20 #endif   /* SPCCACHE_H */
21