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Ziy1-Tan cdd41f05f3 MCOL-785 Implement DISTRIBUTED JSON functions
The following functions are created:
Create function JSON_VALID and test cases
Create function JSON_DEPTH and test cases
Create function JSON_LENGTH and test cases
Create function JSON_EQUALS and test cases
Create function JSON_NORMALIZE and test cases
Create function JSON_TYPE and test cases
Create function JSON_OBJECT and test cases
Create function JSON_ARRAY and test cases
Create function JSON_KEYS and test cases
Create function JSON_EXISTS and test cases
Create function JSON_QUOTE/JSON_UNQUOTE and test cases
Create function JSON_COMPACT/DETAILED/LOOSE and test cases
Create function JSON_MERGE and test cases
Create function JSON_MERGE_PATCH and test cases
Create function JSON_VALUE and test cases
Create function JSON_QUERY and test cases
Create function JSON_CONTAINS and test cases
Create function JSON_ARRAY_APPEND and test cases
Create function JSON_ARRAY_INSERT and test cases
Create function JSON_INSERT/REPLACE/SET and test cases
Create function JSON_REMOVE and test cases
Create function JSON_CONTAINS_PATH and test cases
Create function JSON_OVERLAPS and test cases
Create function JSON_EXTRACT and test cases
Create function JSON_SEARCH and test cases

Note:
Some functions output differs from MDB because session variables that affects functions output,e.g JSON_QUOTE/JSON_UNQUOTE
This depends on MCOL-5212
2022-08-30 22:22:23 +08:00

45 lines
1.1 KiB
C++

#include <string_view>
using namespace std;
#include "functor_json.h"
#include "functioncolumn.h"
using namespace execplan;
#include "rowgroup.h"
using namespace rowgroup;
#include "joblisttypes.h"
using namespace joblist;
#include "mcs_datatype.h"
using namespace datatypes;
#include "jsonhelpers.h"
using namespace funcexp::helpers;
namespace funcexp
{
CalpontSystemCatalog::ColType Func_json_quote::operationType(FunctionParm& fp,
CalpontSystemCatalog::ColType& resultType)
{
return fp[0]->data()->resultType();
}
std::string Func_json_quote::getStrVal(rowgroup::Row& row, FunctionParm& fp, bool& isNull,
execplan::CalpontSystemCatalog::ColType& type)
{
const string_view js = fp[0]->data()->getStrVal(row, isNull);
if (isNull || !isCharType(fp[0]->data()->resultType().colDataType))
return "";
string ret("\"");
isNull = appendEscapedJS(ret, &my_charset_utf8mb4_bin, js, getCharset(fp[0]));
if (isNull)
return "";
ret.append("\"");
return ret;
}
} // namespace funcexp