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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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7
src/sql/engine/expr/ob_expr_st_geomfromewkt.cpp
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@ -59,7 +59,8 @@ int ObExprPrivSTGeomFromEwkt::calc_result_type1(ObExprResType &type,
int ObExprPrivSTGeomFromEwkt::eval_st_geomfromewkt(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;
bool is_null_result = false;
uint32_t srid = 0;
@ -77,6 +78,10 @@ int ObExprPrivSTGeomFromEwkt::eval_st_geomfromewkt(const ObExpr &expr, ObEvalCtx
is_null_result = true;
} else {
wkt = datum->get_string();
if (OB_FAIL(ObTextStringHelper::read_real_string_data(tmp_allocator, *datum,
expr.args_[0]->datum_meta_, expr.args_[0]->obj_meta_.has_lob_header(), wkt))) {
LOG_WARN("fail to get real string data", K(ret), K(wkt));
}
}
// get srid
if (!is_null_result && OB_SUCC(ret) && OB_NOT_NULL(wkt.find(';'))) {