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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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16
src/sql/engine/expr/ob_expr_json_replace.cpp
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@ -93,7 +93,10 @@ int ObExprJsonReplace::eval_json_replace(const ObExpr &expr, ObEvalCtx &ctx, ObD
} else {
ObString path_val = path_data->get_string();
ObJsonPath *json_path;
if (OB_FAIL(ObJsonExprHelper::find_and_add_cache(path_cache, json_path, path_val, i, false))) {
if (OB_FAIL(ObTextStringHelper::read_real_string_data(temp_allocator, *path_data,
expr.args_[i]->datum_meta_, expr.args_[i]->obj_meta_.has_lob_header(), path_val))) {
LOG_WARN("fail to get real data.", K(ret), K(path_val));
} else if (OB_FAIL(ObJsonExprHelper::find_and_add_cache(path_cache, json_path, path_val, i, false))) {
ret = OB_ERR_INVALID_JSON_PATH;
LOG_USER_ERROR(OB_ERR_INVALID_JSON_PATH);
} else if (OB_FAIL(json_doc->seek(*json_path, json_path->path_node_cnt(),
@ -133,15 +136,8 @@ int ObExprJsonReplace::eval_json_replace(const ObExpr &expr, ObEvalCtx &ctx, ObD
ObString str;
if (OB_FAIL(json_doc->get_raw_binary(str, &temp_allocator))) {
LOG_WARN("json_replace result to binary failed", K(ret));
} else {
char *buf = expr.get_str_res_mem(ctx, str.length());
if (OB_ISNULL(buf)){
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("json_remove alloc jsonString failed", K(ret), K(str.length()));
} else {
MEMCPY(buf, str.ptr(), str.length());
res.set_string(buf, str.length());
}
} else if (OB_FAIL(ObJsonExprHelper::pack_json_str_res(expr, ctx, res, str))) {
LOG_WARN("fail to pack json result", K(ret));
}
}
return ret;