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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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28
src/sql/engine/expr/ob_expr_json_search.cpp
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@ -274,7 +274,9 @@ int ObExprJsonSearch::eval_json_search(const ObExpr &expr, ObEvalCtx &ctx, ObDat
LOG_WARN("input type error", K(val_type));
} else {
ObString target_str = json_datum->get_string();
if (0 == target_str.case_compare("one")) {
if (OB_FAIL(ObJsonExprHelper::get_json_or_str_data(json_arg, ctx, temp_allocator, target_str, is_null))) {
LOG_WARN("fail to get real data.", K(ret), K(target_str));
} else if (0 == target_str.case_compare("one")) {
one_flag = true;
} else if (0 == target_str.case_compare("all")) {
one_flag = false;
@ -298,7 +300,10 @@ int ObExprJsonSearch::eval_json_search(const ObExpr &expr, ObEvalCtx &ctx, ObDat
LOG_WARN("input type error", K(val_type));
} else {
ObString escape = json_datum->get_string();
if (escape.length() > 0) {
bool is_null_str = false;
if (OB_FAIL(ObJsonExprHelper::get_json_or_str_data(json_arg, ctx, temp_allocator, escape, is_null_str))) {
LOG_WARN("fail to get real data.", K(ret), K(escape));
} else if (escape.length() > 0) {
const ObCollationType escape_coll = json_arg->datum_meta_.cs_type_;
size_t length = ObCharset::strlen_char(escape_coll, escape.ptr(), escape.length());
if (length != 1) {
@ -326,6 +331,9 @@ int ObExprJsonSearch::eval_json_search(const ObExpr &expr, ObEvalCtx &ctx, ObDat
LOG_WARN("input type error", K(val_type));
} else {
target = json_datum->get_string();
if (OB_FAIL(ObJsonExprHelper::get_json_or_str_data(json_arg, ctx, temp_allocator, target, is_null))) {
LOG_WARN("fail to get real data.", K(ret), K(target));
}
}
}
@ -360,7 +368,9 @@ int ObExprJsonSearch::eval_json_search(const ObExpr &expr, ObEvalCtx &ctx, ObDat
} else {
ObString j_path_text = json_datum->get_string();
ObJsonPath *j_path;
if (j_path_text.length() == 0) {
if (OB_FAIL(ObJsonExprHelper::get_json_or_str_data(json_arg, ctx, temp_allocator, j_path_text, is_null))) {
LOG_WARN("fail to get real data.", K(ret), K(j_path_text));
} else if (j_path_text.length() == 0) {
is_null = true;
} else if (OB_FAIL(ObJsonExprHelper::find_and_add_cache(path_cache, j_path,
j_path_text, i, true))) {
@ -467,16 +477,8 @@ int ObExprJsonSearch::eval_json_search(const ObExpr &expr, ObEvalCtx &ctx, ObDat
ObString raw_bin;
if (OB_FAIL(j_res->get_raw_binary(raw_bin, &temp_allocator))) {
LOG_WARN("json_keys get result binary failed", K(ret));
} else {
uint64_t length = raw_bin.length();
char *buf = expr.get_str_res_mem(ctx, length);
if (OB_ISNULL(buf)){
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("json_search alloc jsonString failed", K(ret), K(length));
} else {
MEMCPY(buf, raw_bin.ptr(), length);
res.set_string(buf, length);
}
} else if (OB_FAIL(ObJsonExprHelper::pack_json_str_res(expr, ctx, res, raw_bin))) {
LOG_WARN("fail to pack json result", K(ret));
}
}
}