/Users/deen/code/yugabyte-db/src/postgres/src/include/commands/sequence.h
Line | Count | Source (jump to first uncovered line) |
1 | | /*------------------------------------------------------------------------- |
2 | | * |
3 | | * sequence.h |
4 | | * prototypes for sequence.c. |
5 | | * |
6 | | * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group |
7 | | * Portions Copyright (c) 1994, Regents of the University of California |
8 | | * |
9 | | * src/include/commands/sequence.h |
10 | | * |
11 | | *------------------------------------------------------------------------- |
12 | | */ |
13 | | #ifndef SEQUENCE_H |
14 | | #define SEQUENCE_H |
15 | | |
16 | | #include "access/xlogreader.h" |
17 | | #include "catalog/objectaddress.h" |
18 | | #include "fmgr.h" |
19 | | #include "lib/stringinfo.h" |
20 | | #include "nodes/parsenodes.h" |
21 | | #include "parser/parse_node.h" |
22 | | #include "storage/relfilenode.h" |
23 | | |
24 | | |
25 | | typedef struct FormData_pg_sequence_data |
26 | | { |
27 | | int64 last_value; |
28 | | int64 log_cnt; |
29 | | bool is_called; |
30 | | } FormData_pg_sequence_data; |
31 | | |
32 | | typedef FormData_pg_sequence_data *Form_pg_sequence_data; |
33 | | |
34 | | /* |
35 | | * Columns of a sequence relation |
36 | | */ |
37 | | |
38 | 682 | #define SEQ_COL_LASTVAL 1 |
39 | 339 | #define SEQ_COL_LOG 2 |
40 | 1.69k | #define SEQ_COL_CALLED 3 |
41 | | |
42 | 343 | #define SEQ_COL_FIRSTCOL SEQ_COL_LASTVAL |
43 | 1.36k | #define SEQ_COL_LASTCOL SEQ_COL_CALLED |
44 | | |
45 | | /* XLOG stuff */ |
46 | 0 | #define XLOG_SEQ_LOG 0x00 |
47 | | |
48 | | typedef struct xl_seq_rec |
49 | | { |
50 | | RelFileNode node; |
51 | | /* SEQUENCE TUPLE DATA FOLLOWS AT THE END */ |
52 | | } xl_seq_rec; |
53 | | |
54 | | extern int64 nextval_internal(Oid relid, bool check_permissions); |
55 | | extern Datum nextval(PG_FUNCTION_ARGS); |
56 | | extern List *sequence_options(Oid relid); |
57 | | |
58 | | extern ObjectAddress DefineSequence(ParseState *pstate, CreateSeqStmt *stmt); |
59 | | extern ObjectAddress AlterSequence(ParseState *pstate, AlterSeqStmt *stmt); |
60 | | extern void DeleteSequenceTuple(Oid relid); |
61 | | extern void ResetSequence(Oid seq_relid); |
62 | | extern void ResetSequenceCaches(void); |
63 | | |
64 | | extern void seq_redo(XLogReaderState *rptr); |
65 | | extern void seq_desc(StringInfo buf, XLogReaderState *rptr); |
66 | | extern const char *seq_identify(uint8 info); |
67 | | extern void seq_mask(char *pagedata, BlockNumber blkno); |
68 | | |
69 | | #endif /* SEQUENCE_H */ |