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[FEAT MERGE] optimizer statistics gather enhance

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Co-authored-by: Larry955 <1412857955@qq.com>
Co-authored-by: wangt1xiuyi <13547954130@163.com>
This commit is contained in:
obdev
2023-04-28 13:11:58 +00:00
committed by ob-robot
parent 35c1be5aa1
commit 642f1c7d84
130 changed files with 8572 additions and 1563 deletions
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39
src/share/table/ob_table_load_define.cpp
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@ -96,31 +96,20 @@ OB_DEF_DESERIALIZE(ObTableLoadSqlStatistics)
size = 0;
OB_UNIS_DECODE(size)
for (int64_t i = 0; OB_SUCC(ret) && i < size; ++i) {
ObArenaAllocator allocator;
ObOptColumnStat col_stat(allocator);
ObOptColumnStat *copied_col_stat = nullptr;
if (OB_FAIL(col_stat.deserialize(buf, data_len, pos))) {
LOG_WARN("deserialize datum store failed", K(ret), K(i));
} else {
int64_t size = col_stat.size();
char *new_buf = nullptr;
if (OB_ISNULL(new_buf = static_cast<char *>(allocator_.alloc(size)))) {
ret = OB_ALLOCATE_MEMORY_FAILED;
OB_LOG(WARN, "fail to allocate buffer", KR(ret), K(size));
} else if (OB_FAIL(col_stat.deep_copy(new_buf, size, copied_col_stat))) {
OB_LOG(WARN, "fail to copy table stat", KR(ret));
} else if (OB_FAIL(col_stat_array_.push_back(copied_col_stat))) {
OB_LOG(WARN, "fail to add table stat", KR(ret));
}
if (OB_FAIL(ret)) {
if (copied_col_stat != nullptr) {
copied_col_stat->~ObOptColumnStat();
copied_col_stat = nullptr;
}
if(new_buf != nullptr) {
allocator_.free(new_buf);
new_buf = nullptr;
}
ObOptOSGColumnStat *osg_col_stat = NULL;
if (OB_ISNULL(osg_col_stat = ObOptOSGColumnStat::create_new_osg_col_stat(allocator_)) ||
OB_ISNULL(osg_col_stat->col_stat_)) {
ret = OB_ALLOCATE_MEMORY_FAILED;
OB_LOG(WARN, "failed to create col stat");
} else if (OB_FAIL(osg_col_stat->deserialize(buf, data_len, pos))) {
OB_LOG(WARN, "deserialize datum store failed", K(ret), K(i));
} else if (OB_FAIL(col_stat_array_.push_back(osg_col_stat))) {
OB_LOG(WARN, "fail to add table stat", KR(ret));
}
if (OB_FAIL(ret)) {
if (osg_col_stat != nullptr) {
osg_col_stat->~ObOptOSGColumnStat();
osg_col_stat = nullptr;
}
}
}