本文整理汇总了C++中ObRow::get_row_desc方法的典型用法代码示例。如果您正苦于以下问题：C++ ObRow::get_row_desc方法的具体用法？C++ ObRow::get_row_desc怎么用？C++ ObRow::get_row_desc使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ObRow的用法示例。
在下文中一共展示了ObRow::get_row_desc方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: equal
bool equal(const ObRow &r1, const ObRow &r2)
{
bool bret = false;
const ObRowDesc *rd1 = r1.get_row_desc();
const ObRowDesc *rd2 = r2.get_row_desc();
if (equal(*rd1, *rd2))
{
bret = true;
for (int64_t i = 0; i < rd1->get_column_num(); i++)
{
const ObObj *c1 = NULL;
uint64_t tid1 = OB_INVALID_ID;
uint64_t cid1 = OB_INVALID_ID;
const ObObj *c2 = NULL;
uint64_t tid2 = OB_INVALID_ID;
uint64_t cid2 = OB_INVALID_ID;
r1.raw_get_cell(i, c1, tid1, cid1);
r2.raw_get_cell(i, c2, tid2, cid2);
if (*c1 != *c2
|| tid1 != tid2
|| cid1 != cid2)
{
bret = false;
break;
}
}
}
return bret;
}示例2: write_row
int ObMultipleScanMerge::write_row(ObRow &row)
{
int ret = OB_SUCCESS;
const ObRowDesc *row_desc = NULL;
const ObObj *cell = NULL;
ObObj value;
uint64_t table_id = OB_INVALID_ID;
uint64_t column_id = OB_INVALID_ID;
row_desc = row.get_row_desc();
if (NULL == row_desc)
{
ret = OB_INVALID_ARGUMENT;
TBSYS_LOG(WARN, "row_desc is null");
}
for (int64_t i = row_desc->get_rowkey_cell_count(); OB_SUCCESS == ret && i < row.get_column_num(); i ++)
{
if (OB_SUCCESS != (ret = row.raw_get_cell(i, cell, table_id, column_id) ))
{
TBSYS_LOG(WARN, "fail to get cell:ret[%d]", ret);
}
else if (OB_SUCCESS != (ret = ob_write_obj(allocator_, *cell, value) ))
{
TBSYS_LOG(WARN, "fail to write obj:ret[%d]", ret);
}
else if (OB_SUCCESS != (ret = row.raw_set_cell(i, value) ))
{
TBSYS_LOG(WARN, "fail to set cell:ret[%d]", ret);
}
}
return ret;
}示例3: if
int ObRowStore::iterator::get_next_row(ObRowkey *rowkey, ObObj *rowkey_obj, ObRow &row, common::ObString *compact_row)
{
int ret = OB_SUCCESS;
const StoredRow *stored_row = NULL;
if (NULL == row_store_)
{
TBSYS_LOG(ERROR, "row_store_ is NULL, should not reach here");
ret = OB_ERROR;
}
if (OB_SUCCESS == ret && !got_first_next_)
{
cur_iter_block_ = row_store_->block_list_tail_;
cur_iter_pos_ = 0;
got_first_next_ = true;
}
if (OB_SUCCESS == ret && OB_ITER_END == (ret = next_iter_pos(cur_iter_block_, cur_iter_pos_)))
{
TBSYS_LOG(DEBUG, "iter end.block=%p, pos=%ld", cur_iter_block_, cur_iter_pos_);
}
else if (OB_SUCCESS == ret)
{
const char *buffer = cur_iter_block_->get_buffer_head() + cur_iter_pos_;
stored_row = reinterpret_cast<const StoredRow *>(buffer);
cur_iter_pos_ += (row_store_->get_reserved_cells_size(stored_row->reserved_cells_count_)
+ stored_row->compact_row_size_);
//TBSYS_LOG(DEBUG, "stored_row->reserved_cells_count_=%d, stored_row->compact_row_size_=%d, sizeof(ObObj)=%lu, next_pos_=%ld",
//stored_row->reserved_cells_count_, stored_row->compact_row_size_, sizeof(ObObj), cur_iter_pos_);
if (OB_SUCCESS == ret && NULL != stored_row)
{
ObUpsRow *ups_row = dynamic_cast<ObUpsRow*>(&row);
if (NULL != ups_row)
{
const ObRowDesc *row_desc = row.get_row_desc();
uint64_t table_id = OB_INVALID_ID;
uint64_t column_id = OB_INVALID_ID;
if(NULL == row_desc)
{
ret = OB_INVALID_ARGUMENT;
TBSYS_LOG(WARN, "row should set row desc first");
}
else if(OB_SUCCESS != (ret = row_desc->get_tid_cid(0, table_id, column_id)))
{
TBSYS_LOG(WARN, "get tid cid fail:ret[%d]", ret);
}
else if (OB_SUCCESS != (ret = ObUpsRowUtil::convert(table_id, stored_row->get_compact_row(), *ups_row, rowkey, rowkey_obj)))
{
TBSYS_LOG(WARN, "fail to convert compact row to ObUpsRow. ret=%d", ret);
}
}
else
{
if(OB_SUCCESS != (ret = ObRowUtil::convert(stored_row->get_compact_row(), row, rowkey, rowkey_obj)))
{
TBSYS_LOG(WARN, "fail to convert compact row to ObRow:ret[%d]", ret);
}
}
if (OB_SUCCESS == ret && NULL != compact_row)
{
*compact_row = stored_row->get_compact_row();
}
}
else
{
TBSYS_LOG(WARN, "fail to get next row. stored_row=%p, ret=%d", stored_row, ret);
}
}
return ret;
}