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src/include/storage/bulk_write.h
41 строка
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Bruce Momjian
Update copyright for 2026
01 янв 2026, 21:24
01 янв 2026, 21:24
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/*------------------------------------------------------------------------- * * bulk_write.h * Efficiently and reliably populate a new relation * * * Portions Copyright (c) 1996-2026, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/storage/bulk_write.h * *------------------------------------------------------------------------- */ #ifndef BULK_WRITE_H #define BULK_WRITE_H #include "storage/smgr.h" #include "utils/rel.h" /* Bulk writer state, contents are private to bulk_write.c */ typedef struct BulkWriteState BulkWriteState; /* * Temporary buffer to hold a page to until it's written out. Use * smgr_bulk_get_buf() to reserve one of these. This is a separate typedef to * distinguish it from other block-sized buffers passed around in the system. */ typedef PGIOAlignedBlock *BulkWriteBuffer; /* forward declared from smgr.h */ typedef struct SMgrRelationData *SMgrRelation; extern BulkWriteState *smgr_bulk_start_rel(Relation rel, ForkNumber forknum); extern BulkWriteState *smgr_bulk_start_smgr(SMgrRelation smgr, ForkNumber forknum, bool use_wal); extern BulkWriteBuffer smgr_bulk_get_buf(BulkWriteState *bulkstate); extern void smgr_bulk_write(BulkWriteState *bulkstate, BlockNumber blocknum, BulkWriteBuffer buf, bool page_std); extern void smgr_bulk_finish(BulkWriteState *bulkstate); #endif /* BULK_WRITE_H */