mdb_txn - Online Linux Manual PageSection : 3
Updated : Sat Feb 4 2023
Source : LMDB

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NAMEmdb_txn − Transaction Flags

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SYNOPSIS

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Macros#define MDB_TXN_BEGIN_FLAGS MDB_RDONLY
#define MDB_TXN_RDONLY MDB_RDONLY
#define MDB_TXN_WRITEMAP MDB_WRITEMAP
#define MDB_TXN_FINISHED 0x01
#define MDB_TXN_ERROR 0x02
#define MDB_TXN_DIRTY 0x04
#define MDB_TXN_SPILLS 0x08
#define MDB_TXN_HAS_CHILD 0x10
#define MDB_TXN_BLOCKED (MDB_TXN_FINISHED|MDB_TXN_ERROR|MDB_TXN_HAS_CHILD)

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Detailed Description

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Macro Definition Documentation

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#define MDB_TXN_BEGIN_FLAGS MDB_RDONLYmdb_txn_begin() flags

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#define MDB_TXN_RDONLY MDB_RDONLYread-only transaction

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#define MDB_TXN_WRITEMAP MDB_WRITEMAPcopy of MDB_env flag in writers

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#define MDB_TXN_FINISHED 0x01txn is finished or never began

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#define MDB_TXN_ERROR 0x02txn is unusable after an error

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#define MDB_TXN_DIRTY 0x04must write, even if dirty list is empty

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#define MDB_TXN_SPILLS 0x08txn or a parent has spilled pages

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#define MDB_TXN_HAS_CHILD 0x10txn has an MDB_txn​.mt_child

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#define MDB_TXN_BLOCKED (MDB_TXN_FINISHED|MDB_TXN_ERROR|MDB_TXN_HAS_CHILD)most operations on the txn are currently illegal

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AuthorGenerated automatically by Doxygen for LMDB from the source code​. 0

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Johanes Gumabo

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