api0misc.cc File Reference

InnoDB Native API. More...

#include "api0misc.h"
#include "dict0dict.h"
#include "dict0mem.h"
#include "ha_prototypes.h"
#include "lock0lock.h"
#include "pars0pars.h"
#include "row0sel.h"
#include "srv0srv.h"
#include "trx0roll.h"

Functions
dberr_t	ib_trx_lock_table_with_retry (trx_t *trx, dict_table_t *table, enum lock_mode mode)
	Sets a lock on a table. More...
bool	ib_handle_errors (dberr_t *new_err, trx_t *trx, que_thr_t *thr, trx_savept_t *savept, bool is_sdi)
	Handles user errors and lock waits detected by the database engine. More...

Detailed Description

InnoDB Native API.

2008-08-01 Created by Sunny Bains 3/20/2011 Jimmy Yang extracted from Embedded InnoDB

Function Documentation

ib_handle_errors()

bool ib_handle_errors	(	dberr_t *	new_err,
		trx_t *	trx,
		que_thr_t *	thr,
		trx_savept_t *	savept,
		bool	is_sdi
	)

Handles user errors and lock waits detected by the database engine.

Parameters

[out]	new_err	possible new error encountered in lock wait, or if no new error, the value of trx->error_state at the entry of this function
[in]	trx	transaction
[in]	thr	query thread
[in]	savept	savepoint or NULL
[in]	is_sdi	true if table is SDI

Returns

true if it was a lock wait and we should continue running the query thread.

ib_trx_lock_table_with_retry()

dberr_t ib_trx_lock_table_with_retry	(	trx_t *	trx,
		dict_table_t *	table,
		enum lock_mode	mode
	)

Sets a lock on a table.

in: lock mode

Returns

error code or DB_SUCCESS

Parameters

trx	in/out: transaction
table	in: table to lock
mode	in: LOCK_X or LOCK_S