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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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15
src/sql/engine/expr/ob_expr_st_geomfromewkb.cpp
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@ -69,7 +69,8 @@ int ObExprPrivSTGeomFromEWKB::calc_result_typeN(ObExprResType& type,
int ObExprPrivSTGeomFromEWKB::eval_st_geomfromewkb(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res)
{
int ret = OB_SUCCESS;
ObArenaAllocator tmp_allocator;
ObEvalCtx::TempAllocGuard tmp_alloc_g(ctx);
common::ObArenaAllocator &tmp_allocator = tmp_alloc_g.get_allocator();
ObDatum *datum = NULL;
int num_args = expr.arg_cnt_;
bool is_null_result = false;
@ -92,7 +93,10 @@ int ObExprPrivSTGeomFromEWKB::eval_st_geomfromewkb(const ObExpr &expr, ObEvalCtx
} else {
ewkb = datum->get_string();
ObGeoWkbHeader header;
if (OB_FAIL(ob_write_string(tmp_allocator, ewkb, ewkb_copy, false))) {
if (OB_FAIL(ObTextStringHelper::read_real_string_data(tmp_allocator, *datum,
expr.args_[0]->datum_meta_, expr.args_[0]->obj_meta_.has_lob_header(), ewkb))) {
LOG_WARN("fail to get real string data", K(ret), K(ewkb));
} else if (OB_FAIL(ob_write_string(tmp_allocator, ewkb, ewkb_copy, false))) {
LOG_WARN("fail to deep copy ewkb", K(ret));
} else if (OB_FAIL(get_header_info_from_ewkb(ewkb_copy, header))) {
LOG_WARN("fail to get ewkb header info from ewkb", K(ret), K(ewkb_copy));
@ -119,10 +123,15 @@ int ObExprPrivSTGeomFromEWKB::eval_st_geomfromewkb(const ObExpr &expr, ObEvalCtx
// get axis_order
if (OB_SUCC(ret) && num_args > 1) {
ObString axis_str;
expr.args_[1]->eval(ctx, datum);
if (datum->is_null()){
// do nothing
} else if (OB_FAIL(ObGeoExprUtils::parse_axis_order(datum->get_string(), N_PRIV_ST_GEOMFROMEWKB, axis_order))) {
} else if (FALSE_IT(axis_str = datum->get_string())) {
} else if (OB_FAIL(ObTextStringHelper::read_real_string_data(tmp_allocator, *datum,
expr.args_[1]->datum_meta_, expr.args_[1]->obj_meta_.has_lob_header(), axis_str))) {
LOG_WARN("fail to get real string data", K(ret), K(axis_str));
} else if (OB_FAIL(ObGeoExprUtils::parse_axis_order(axis_str, N_PRIV_ST_GEOMFROMEWKB, axis_order))) {
LOG_WARN("failed to parse axis order option string", K(ret));
} else if (OB_FAIL(ObGeoExprUtils::check_need_reverse(axis_order, need_reverse))) {
LOG_WARN("failed to check need reverse", K(ret));