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branch-2.1: [fix](function) JSON_EXTRACT_STRING should return NULL instead of the string 'null' when encountering a NULL value #51516 (#51566)

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Cherry-picked from #51516

---------

Co-authored-by: Jerry Hu <hushenggang@selectdb.com>
This commit is contained in:
github-actions[bot]
2025-06-13 11:07:31 +08:00
committed by GitHub
parent ec0af70215
commit 18d2f93120
13 changed files with 78 additions and 25 deletions
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8
be/test/vec/function/function_jsonb_test.cpp
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@ -667,7 +667,7 @@ TEST(FunctionJsonbTEST, JsonbExtractStringTest) {
// json_extract root
DataSet data_set = {
{{Null(), STRING("$")}, Null()},
{{STRING("null"), STRING("$")}, STRING("null")},
{{STRING("null"), STRING("$")}, Null()},
{{STRING("true"), STRING("$")}, STRING("true")},
{{STRING("false"), STRING("$")}, STRING("false")},
{{STRING("100"), STRING("$")}, STRING("100")}, //int8
@ -751,7 +751,7 @@ TEST(FunctionJsonbTEST, JsonbExtractStringTest) {
{{STRING(R"(["abc", "def"])"), STRING("$[1]")}, STRING("def")}, // string array
{{STRING(R"(["abc", "def"])"), STRING("$[2]")}, Null()}, // string array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[0]")},
STRING("null")}, // multi type array
Null()}, // multi type array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[1]")},
STRING("true")}, // multi type array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[2]")},
@ -1298,7 +1298,7 @@ TEST(FunctionJsonbTEST, GetJSONSTRINGTest) {
// get json from root
DataSet data_set = {
{{Null(), STRING("$")}, Null()},
{{STRING("null"), STRING("$")}, STRING("null")},
{{STRING("null"), STRING("$")}, Null()},
{{STRING("true"), STRING("$")}, STRING("true")},
{{STRING("false"), STRING("$")}, STRING("false")},
{{STRING("100"), STRING("$")}, STRING("100")}, //int8
@ -1382,7 +1382,7 @@ TEST(FunctionJsonbTEST, GetJSONSTRINGTest) {
{{STRING(R"(["abc", "def"])"), STRING("$[1]")}, STRING("def")}, // string array
{{STRING(R"(["abc", "def"])"), STRING("$[2]")}, Null()}, // string array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[0]")},
STRING("null")}, // multi type array
Null()}, // multi type array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[1]")},
STRING("true")}, // multi type array
{{STRING(R"([null, true, false, 100, 6.18, "abc"])"), STRING("$[2]")},