2132   char *zRoot;               /* Path by which to filter zJson */  member
2210   sqlite3_free(p->zRoot);  in jsonEachCursorReset()
2217   p->zRoot = 0;  in jsonEachCursorReset()
2392         if( p->zRoot ){  in jsonEachColumn()
2393           jsonAppendRaw(&x, p->zRoot, (int)strlen(p->zRoot));  in jsonEachColumn()
2419       const char *zRoot = p->zRoot;  in jsonEachColumn()  local
2420       if( zRoot==0 ) zRoot = "$";  in jsonEachColumn()
2421       sqlite3_result_text(ctx, zRoot, -1, SQLITE_STATIC);  in jsonEachColumn()
2511   const char *zRoot = 0;  in jsonEachFilter()  local
2540       zRoot = (const char*)sqlite3_value_text(argv[1]);  in jsonEachFilter()
2541       if( zRoot==0 ) return SQLITE_OK;  in jsonEachFilter()
2543       p->zRoot = sqlite3_malloc64( n+1 );  in jsonEachFilter()
2544       if( p->zRoot==0 ) return SQLITE_NOMEM;  in jsonEachFilter()
2545       memcpy(p->zRoot, zRoot, (size_t)n+1);  in jsonEachFilter()
2546       if( zRoot[0]!='$' ){  in jsonEachFilter()
2547         zErr = zRoot;  in jsonEachFilter()
2549         pNode = jsonLookupStep(&p->sParse, 0, p->zRoot+1, 0, &zErr);  in jsonEachFilter()