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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_is_json.cpp
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@ -82,7 +82,7 @@ int ObExprIsJson::calc_result_typeN(ObExprResType& type,
int ObExprIsJson::check_is_json(const ObExpr &expr, ObEvalCtx &ctx,
const ObDatum &data, ObObjType type,
ObCollationType cs_type, ObArenaAllocator *allocator,
ObCollationType cs_type, ObArenaAllocator &allocator,
uint8_t strict_opt, uint8_t scalar_opt, uint8_t unique_opt,
bool check_for_is_json, ObDatum &res)
{
@ -91,13 +91,15 @@ int ObExprIsJson::check_is_json(const ObExpr &expr, ObEvalCtx &ctx,
bool is_null = false;
bool is_invalid = false;
bool is_scalar = true;
ObExpr *json_arg = expr.args_[0];
if (type == ObNullType || data.is_null()) {
is_null = true;
} else {
common::ObString j_str = data.get_string();
if (OB_FAIL(ret)) {
common::ObString j_str;
if (OB_FAIL(ObJsonExprHelper::get_json_or_str_data(json_arg, ctx, allocator, j_str, is_null))) {
LOG_WARN("fail to get real data.", K(ret), K(j_str));
} else if (is_null) {
} else if (OB_UNLIKELY(j_str == "")) {
if (type == ObJsonType) {
is_null = true;
@ -111,7 +113,7 @@ int ObExprIsJson::check_is_json(const ObExpr &expr, ObEvalCtx &ctx,
ADD_FLAG_IF_NEED(strict_opt != OB_JSON_MODE_STRICT, parse_flag, ObJsonParser::JSN_RELAXED_FLAG);
ADD_FLAG_IF_NEED(unique_opt == OB_JSON_MODE_UNIQUE_KEYS, parse_flag, ObJsonParser::JSN_UNIQUE_FLAG);
if (OB_FAIL(ObJsonParser::check_json_syntax(j_str, allocator, parse_flag))) {
if (OB_FAIL(ObJsonParser::check_json_syntax(j_str, &allocator, parse_flag))) {
LOG_WARN("fail to check json syntax", K(ret), K(type), K(j_str));
}
}
@ -144,7 +146,7 @@ int ObExprIsJson::check_is_json(const ObExpr &expr, ObEvalCtx &ctx,
} else {
bool is_null_json = false;
ObIJsonBase *json_data = NULL;
if (OB_FAIL(ObJsonExprHelper::get_json_doc(expr, ctx, *allocator, 0,
if (OB_FAIL(ObJsonExprHelper::get_json_doc(expr, ctx, allocator, 0,
json_data, is_null_json))) {
LOG_WARN("get_json_doc failed", K(ret));
} else {
@ -275,7 +277,7 @@ int ObExprIsJson::eval_is_json(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res)
common::ObArenaAllocator &temp_allocator = tmp_alloc_g.get_allocator();
if (OB_FAIL(check_is_json(expr, ctx, *json_datum,
json_arg->datum_meta_.type_,
cs_type, &temp_allocator,
cs_type, temp_allocator,
strict_opt, scalar_opt, unique_opt,
check_for_is_json, res))) {
LOG_WARN("fail to do checks whether is json", K(ret), K(json_arg->datum_meta_.type_));