db.runCommand({"group" :{
"ns" : "keyword_logs",
"key" : "keyword",
"initial" : {"keyword" : {}},
"$reduce" : function (doc , prev) {
if(doc.keyword != null && prev.keyword != null &&(doc.keyword in prev.keyword)) {
prev.keyword[doc.keyword]++;
}
else {
prev.keyword[doc.keyword] = 1 ;
}
},
"condition" : {"domain" : 40}
}})
这是errorMsg
{
"errmsg" : "exception: JavaScript property (name) contains a null char which is not allowed in BSON. {}",
"code" : 16985,
"ok" : 0
}
答案 0 :(得分:0)
感谢Gibert Sun,在他的帮助下,我们发现错误:
这是查找错误数据的代码
db.runCommand({
"group" :{
"ns" : "keyword_logs",
"key" : "keyword",
"initial" : {"error" : []},
"$reduce" : function (doc , prev) {
if (/\u0000/.test(doc.keyword)) prev.error.push(doc);
},
"condition" : {"domain" : 10}
}
})
db.runCommand({
"group" :{
"ns" : "keyword_logs",
"key" : "keyword",
"initial" : {"error" : []},
"$reduce" : function (doc , prev) {
if (/\u0000/.test(doc.keyword)) prev.error.push(doc);
},
"condition" : {"domain" : 10}
}
})
这是搜索的新代码
db.runCommand({
"group" :{
"ns" : "keyword_logs",
"key" : "keyword",
"initial" : {"keyword" : {}},
"$reduce" : function (doc , prev) {
if (/\u0000/.test(doc.keyword)) return;
var kw = doc.keyword;
if(kw in prev.keyword){
prev.keyword[doc.keyword]++;
}else{
prev.keyword[doc.keyword] = 1 ;
}
},
"condition" : {"domain" : 10}
}
})