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Diffstat (limited to 'src/include/access/tablesample.h')
-rw-r--r-- | src/include/access/tablesample.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/src/include/access/tablesample.h b/src/include/access/tablesample.h deleted file mode 100644 index a02e93d3222..00000000000 --- a/src/include/access/tablesample.h +++ /dev/null @@ -1,61 +0,0 @@ -/*------------------------------------------------------------------------- - * - * tablesample.h - * Public header file for TABLESAMPLE clause interface - * - * - * Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * src/include/access/tablesample.h - * - *------------------------------------------------------------------------- - */ -#ifndef TABLESAMPLE_H -#define TABLESAMPLE_H - -#include "access/relscan.h" -#include "executor/executor.h" - -typedef struct TableSampleDesc -{ - HeapScanDesc heapScan; - TupleDesc tupDesc; /* Mostly useful for tsmexaminetuple */ - - void *tsmdata; /* private method data */ - - /* These point to he function of the TABLESAMPLE Method. */ - FmgrInfo tsminit; - FmgrInfo tsmnextblock; - FmgrInfo tsmnexttuple; - FmgrInfo tsmexaminetuple; - FmgrInfo tsmreset; - FmgrInfo tsmend; -} TableSampleDesc; - - -extern TableSampleDesc *tablesample_init(SampleScanState *scanstate, - TableSampleClause *tablesample); -extern HeapTuple tablesample_getnext(TableSampleDesc *desc); -extern void tablesample_reset(TableSampleDesc *desc); -extern void tablesample_end(TableSampleDesc *desc); -extern HeapTuple tablesample_source_getnext(TableSampleDesc *desc); -extern HeapTuple tablesample_source_gettup(TableSampleDesc *desc, ItemPointer tid, - bool *visible); - -extern Datum tsm_system_init(PG_FUNCTION_ARGS); -extern Datum tsm_system_nextblock(PG_FUNCTION_ARGS); -extern Datum tsm_system_nexttuple(PG_FUNCTION_ARGS); -extern Datum tsm_system_end(PG_FUNCTION_ARGS); -extern Datum tsm_system_reset(PG_FUNCTION_ARGS); -extern Datum tsm_system_cost(PG_FUNCTION_ARGS); - -extern Datum tsm_bernoulli_init(PG_FUNCTION_ARGS); -extern Datum tsm_bernoulli_nextblock(PG_FUNCTION_ARGS); -extern Datum tsm_bernoulli_nexttuple(PG_FUNCTION_ARGS); -extern Datum tsm_bernoulli_end(PG_FUNCTION_ARGS); -extern Datum tsm_bernoulli_reset(PG_FUNCTION_ARGS); -extern Datum tsm_bernoulli_cost(PG_FUNCTION_ARGS); - - -#endif |