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5948cf6cda
pg_rewind will only be executed on a demoted primary if explictly requested, to prevent transactions on the primary, which were never replicated, from being automatically overwritten. If --force-rewind is provided, we'll need to check pg_rewind is actually useable before we need to use it.
28 lines
684 B
C
28 lines
684 B
C
/*
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* controldata.h
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* Copyright (c) 2ndQuadrant, 2010-2017
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*
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* Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*/
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#ifndef _CONTROLDATA_H_
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#define _CONTROLDATA_H_
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#include "postgres_fe.h"
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#include "catalog/pg_control.h"
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typedef struct
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{
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bool control_file_processed;
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ControlFileData *control_file;
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} ControlFileInfo;
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DBState get_db_state(const char *data_directory);
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const char * describe_db_state(DBState state);
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int get_data_checksum_version(const char *data_directory);
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extern XLogRecPtr get_latest_checkpoint_location(const char *data_directory);
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#endif /* _CONTROLDATA_H_ */
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