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5.6.33-79.0

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This commit is contained in:
Sergei Golubchik 2016-10-25 17:01:37 +02:00
commit d7dc03a267
38 changed files with 2892 additions and 85 deletions
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158
storage/xtradb/dict/dict0dict.cc
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@ -6781,3 +6781,161 @@ dict_tf_to_row_format_string(
return(0);
}
#endif /* !UNIV_HOTBACKUP */
/** Insert a records into SYS_ZIP_DICT.
@retval DB_SUCCESS if OK
@retval dberr_t if the insert failed */
UNIV_INTERN
dberr_t
dict_create_zip_dict(
const char* name, /*!< in: zip_dict name */
ulint name_len, /*!< in: zip_dict name length*/
const char* data, /*!< in: zip_dict data */
ulint data_len) /*!< in: zip_dict data length */
{
dberr_t err = DB_SUCCESS;
trx_t* trx;
ut_ad(name);
ut_ad(data);
rw_lock_x_lock(&dict_operation_lock);
dict_mutex_enter_for_mysql();
trx = trx_allocate_for_background();
trx->op_info = "insert zip_dict";
trx->dict_operation_lock_mode = RW_X_LATCH;
trx_start_if_not_started(trx);
err = dict_create_add_zip_dict(name, name_len, data, data_len, trx);
if (err == DB_SUCCESS) {
trx_commit_for_mysql(trx);
}
else {
trx->op_info = "rollback of internal trx on zip_dict table";
trx_rollback_to_savepoint(trx, NULL);
ut_a(trx->error_state == DB_SUCCESS);
}
trx->op_info = "";
trx->dict_operation_lock_mode = 0;
trx_free_for_background(trx);
dict_mutex_exit_for_mysql();
rw_lock_x_unlock(&dict_operation_lock);
return err;
}
/** Get single compression dictionary id for the given
(table id, column pos) pair.
@retval DB_SUCCESS if OK
@retval DB_RECORD_NOT_FOUND if not found */
UNIV_INTERN
dberr_t
dict_get_dictionary_id_by_key(
ulint table_id, /*!< in: table id */
ulint column_pos, /*!< in: column position */
ulint* dict_id) /*!< out: zip_dict id */
{
dberr_t err = DB_SUCCESS;
trx_t* trx;
rw_lock_s_lock(&dict_operation_lock);
dict_mutex_enter_for_mysql();
trx = trx_allocate_for_background();
trx->op_info = "get zip dict id by composite key";
trx->dict_operation_lock_mode = RW_S_LATCH;
trx_start_if_not_started(trx);
err = dict_create_get_zip_dict_id_by_reference(table_id, column_pos,
dict_id, trx);
trx_commit_for_mysql(trx);
trx->dict_operation_lock_mode = 0;
trx_free_for_background(trx);
dict_mutex_exit_for_mysql();
rw_lock_s_unlock(&dict_operation_lock);
return err;
}
/** Get compression dictionary info (name and data) for the given id.
Allocates memory in name->str and data->str on success.
Must be freed with mem_free().
@retval DB_SUCCESS if OK
@retval DB_RECORD_NOT_FOUND if not found */
UNIV_INTERN
dberr_t
dict_get_dictionary_info_by_id(
ulint dict_id, /*!< in: table name */
char** name, /*!< out: dictionary name */
ulint* name_len, /*!< out: dictionary name length*/
char** data, /*!< out: dictionary data */
ulint* data_len) /*!< out: dictionary data length*/
{
dberr_t err = DB_SUCCESS;
trx_t* trx;
rw_lock_s_lock(&dict_operation_lock);
dict_mutex_enter_for_mysql();
trx = trx_allocate_for_background();
trx->op_info = "get zip dict name and data by id";
trx->dict_operation_lock_mode = RW_S_LATCH;
trx_start_if_not_started(trx);
err = dict_create_get_zip_dict_info_by_id(dict_id, name, name_len,
data, data_len, trx);
trx_commit_for_mysql(trx);
trx->dict_operation_lock_mode = 0;
trx_free_for_background(trx);
dict_mutex_exit_for_mysql();
rw_lock_s_unlock(&dict_operation_lock);
return err;
}
/** Delete a record in SYS_ZIP_DICT with the given name.
@retval DB_SUCCESS if OK
@retval DB_RECORD_NOT_FOUND if not found
@retval DB_ROW_IS_REFERENCED if in use */
UNIV_INTERN
dberr_t
dict_drop_zip_dict(
const char* name, /*!< in: zip_dict name */
ulint name_len) /*!< in: zip_dict name length*/
{
dberr_t err = DB_SUCCESS;
trx_t* trx;
ut_ad(name);
rw_lock_x_lock(&dict_operation_lock);
dict_mutex_enter_for_mysql();
trx = trx_allocate_for_background();
trx->op_info = "delete zip_dict";
trx->dict_operation_lock_mode = RW_X_LATCH;
trx_start_if_not_started(trx);
err = dict_create_remove_zip_dict(name, name_len, trx);
if (err == DB_SUCCESS) {
trx_commit_for_mysql(trx);
}
else {
trx->op_info = "rollback of internal trx on zip_dict table";
trx_rollback_to_savepoint(trx, NULL);
ut_a(trx->error_state == DB_SUCCESS);
}
trx->op_info = "";
trx->dict_operation_lock_mode = 0;
trx_free_for_background(trx);
dict_mutex_exit_for_mysql();
rw_lock_x_unlock(&dict_operation_lock);
return err;
}