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ITS#8857 document mdb_cursor_del does not invalidate the cursor

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mdb.RE/0.9
moneromooo-monero 7 years ago committed by Howard Chu
parent 3bec2a8228
commit 246e7e77c8
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      libraries/liblmdb/lmdb.h

4
libraries/liblmdb/lmdb.h
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@ -1510,6 +1510,10 @@ int mdb_cursor_put(MDB_cursor *cursor, MDB_val *key, MDB_val *data,
/** @brief Delete current key/data pair /** @brief Delete current key/data pair
* *
* This function deletes the key/data pair to which the cursor refers. * This function deletes the key/data pair to which the cursor refers.
* This does not invalidate the cursor, so operations such as MDB_NEXT
* can still be used on it.
* Both MDB_NEXT and MDB_GET_CURRENT will return the same record after
* this operation.
* @param[in] cursor A cursor handle returned by #mdb_cursor_open() * @param[in] cursor A cursor handle returned by #mdb_cursor_open()
* @param[in] flags Options for this operation. This parameter * @param[in] flags Options for this operation. This parameter
* must be set to 0 or one of the values described here. * must be set to 0 or one of the values described here.

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