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[FEAT MERGE] Lob SQL refactoring (Mem-LobLocator, expressions and dbms_lob adaptions)

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Co-authored-by: chaser-ch <chaser.ch@antgroup.com>
This commit is contained in:
obdev
2023-01-28 20:40:15 +08:00
committed by ob-robot
parent 4bb1033505
commit 3d4f554258
350 changed files with 19091 additions and 3918 deletions
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36
src/sql/engine/expr/ob_expr_st_aswkb.cpp
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@ -113,6 +113,7 @@ int ObExprGeomWkb::eval_geom_wkb(const ObExpr &expr,
bool need_reverse = false;
bool srid_default_ordering = true;
ObDatum *wkb_datum = NULL;
ObString wkb;
ObGeometry *geo = NULL;
ObGeoAxisOrder axis_order = ObGeoAxisOrder::INVALID;
@ -120,9 +121,13 @@ int ObExprGeomWkb::eval_geom_wkb(const ObExpr &expr,
LOG_WARN("fail to eval wkb datum", K(ret));
} else if (wkb_datum->is_null()) {
is_null_result = true;
} else if (FALSE_IT(wkb = wkb_datum->get_string())) {
} else if (OB_FAIL(ObTextStringHelper::read_real_string_data(tmp_allocator, *wkb_datum,
expr.args_[0]->datum_meta_, expr.args_[0]->obj_meta_.has_lob_header(), wkb))) {
LOG_WARN("fail to get real string data", K(ret), K(wkb));
} else if (OB_FAIL(ObGeoExprUtils::construct_geometry(tmp_allocator,
wkb_datum->get_string(), srs_guard, srs, geo, get_func_name()))) {
LOG_WARN("fail to create geo bin", K(ret), K(wkb_datum->get_string()));
wkb, srs_guard, srs, geo, get_func_name()))) {
LOG_WARN("fail to create geo bin", K(ret), K(wkb));
} else if (OB_NOT_NULL(srs)) {
is_geog = srs->is_geographical_srs();
is_lat_long_order = srs->is_lat_long_order();
@ -131,20 +136,25 @@ int ObExprGeomWkb::eval_geom_wkb(const ObExpr &expr,
if (OB_SUCC(ret) && !is_null_result && arg_num == 2) {
ObDatum *option_datum = NULL;
ObString option_str;
if (OB_FAIL(expr.args_[1]->eval(ctx, option_datum))) {
LOG_WARN("fail to eval option datum", K(ret));
} else if (option_datum->is_null()){
is_null_result = true;
} else if (is_blank_string(expr.args_[1]->datum_meta_.cs_type_, option_datum->get_string())) {
} else if (FALSE_IT(option_str = option_datum->get_string())) {
} else if (OB_FAIL(ObTextStringHelper::read_real_string_data(tmp_allocator, *option_datum,
expr.args_[1]->datum_meta_, expr.args_[1]->obj_meta_.has_lob_header(), option_str))) {
LOG_WARN("fail to get real string data", K(ret), K(option_str));
} else if (is_blank_string(expr.args_[1]->datum_meta_.cs_type_, option_str)) {
// do nothing ====> select st_aswkb(point(1,1), ' '); ignore ' '
} else if (OB_FAIL(ObGeoExprUtils::parse_axis_order(option_datum->get_string(), get_func_name(),
} else if (OB_FAIL(ObGeoExprUtils::parse_axis_order(option_str, get_func_name(),
axis_order))) {
LOG_WARN("fail to parse axis order option string", K(ret), K(option_datum->get_string()));
LOG_WARN("fail to parse axis order option string", K(ret), K(option_str));
ret = OB_ERR_INVALID_OPTION_KEY_VALUE_PAIR; // adapt mysql errcode.
const int64_t len = option_datum->get_string().length();
const int64_t len = option_str.length();
char str[len + 1];
str[len] = '\0';
MEMCPY(str, option_datum->get_string().ptr(), len);
MEMCPY(str, option_str.ptr(), len);
LOG_USER_ERROR(OB_ERR_INVALID_OPTION_KEY_VALUE_PAIR, str, '=', get_func_name());
} else if (OB_FAIL(ObGeoExprUtils::check_need_reverse(axis_order, need_reverse))) {
LOG_WARN("fail to check need reverse", K(ret), K(axis_order));
@ -176,10 +186,16 @@ int ObExprGeomWkb::eval_geom_wkb(const ObExpr &expr,
res.set_null();
} else if (OB_FAIL(ObGeoExprUtils::geo_to_wkb(*geo, expr, ctx, srs, res_wkb))) {
LOG_WARN("failed to write geometry to wkb", K(ret));
} else if (ObGeoTypeUtil::get_wkb_from_swkb(res_wkb, wkb, offset)) {
LOG_WARN("failed to get wkb from swkb", K(ret));
} else {
res.set_string(wkb); // skip srid + version
ObLobLocatorV2 lob(res_wkb, expr.obj_meta_.has_lob_header());
if (OB_FAIL(lob.get_inrow_data(res_wkb))) {
LOG_WARN("failed to get inrow data", K(ret), K(lob));
} else if (ObGeoTypeUtil::get_wkb_from_swkb(res_wkb, wkb, offset)) {
LOG_WARN("failed to get wkb from swkb", K(ret));
} else {
MEMMOVE(res_wkb.ptr(), res_wkb.ptr() + offset, res_wkb.length() - offset);
res.set_string(lob.ptr_, lob.size_ - offset); // skip srid + version
}
}
}