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json_depth

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This commit is contained in:
Rucha Deodhar
2025-05-22 15:42:12 +05:30
parent b555cf605e
commit 53870ac06f
24 changed files with 290 additions and 30 deletions
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11
utils/funcexp/jsonhelpers.h
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@@ -63,8 +63,14 @@ using IntType = uint;
inline static int locateJSPath(json_engine_t& jsEg, JSONPath& path, int* jsErr = nullptr)
{
IntType arrayCounters[JSON_DEPTH_LIMIT];
path.currStep = path.p.steps;
if (json_find_path(&jsEg, &path.p, &path.currStep, arrayCounters))
MEM_ROOT_DYNAMIC_ARRAY array;
mem_root_dynamic_array_init(NULL, PSI_INSTRUMENT_MEM | MY_INIT_BUFFER_USED | MY_BUFFER_NO_RESIZE,
&array, sizeof(int), &arrayCounters,
JSON_DEPTH_DEFAULT, 0, MYF(0));
path.currStep = (json_path_step_t*)path.p.steps.buffer;
if (json_find_path(&jsEg, &path.p, &path.currStep, &array))
{
if (jsErr && jsEg.s.error)
*jsErr = 1;
@@ -90,6 +96,7 @@ inline const CHARSET_INFO* getCharset(execplan::SPTP& parm)
inline void initJSEngine(json_engine_t& jsEg, const CHARSET_INFO* jsCS, const utils::NullString& js)
{
json_scan_start(&jsEg, jsCS, (const uchar*)js.str(), (const uchar*)js.end());
memset(jsEg.stack.buffer, 0, JSON_DEPTH_LIMIT*jsEg.stack.size_of_element);
}
int parseJSPath(JSONPath& path, rowgroup::Row& row, execplan::SPTP& parm, bool wildcards = true);