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Functions | |
| UNIV_INLINE ulint | lock_get_type_low (const lock_t *lock) |
| UNIV_INLINE trx_id_t | lock_clust_rec_some_has_impl (const rec_t *rec, const dict_index_t *index, const ulint *offsets) |
Detailed Description
Lock module internal inline methods.
Created July 16, 2007 Vasil Dimov
Function Documentation
| UNIV_INLINE trx_id_t lock_clust_rec_some_has_impl | ( | const rec_t * | rec, |
| const dict_index_t * | index, | ||
| const ulint * | offsets | ||
| ) |
Checks if some transaction has an implicit x-lock on a record in a clustered index.
- Returns
- transaction id of the transaction which has the x-lock, or 0
- Parameters
-
rec in: user record index in: clustered index offsets in: rec_get_offsets(rec, index)
| UNIV_INLINE ulint lock_get_type_low | ( | const lock_t * | lock | ) |
Gets the type of a lock.
- Returns
- LOCK_TABLE or LOCK_REC
- Parameters
-
lock in: lock
