I am new to solr and this is my first attempt at indexing solr data, I am getting the following exception while indexing,
org.apache.solr.common.SolrException: Invalid Date String:'2011-01-07' at org.apache.solr.schema.DateField.parseMath(DateField.java:165) at org.apache.solr.schema.TrieDateField.createField(TrieDateField.java:169) at org.apache.solr.schema.SchemaField.createField(SchemaField.java:98) at org.apache.solr.update.DocumentBuilder.addField(DocumentBuilder.java:204) at org.apache.solr.update.DocumentBuilder.toDocument(DocumentBuilder.java:277)
I understand from reading some articles that Solr stores time only in UTC, this is the query i am trying to index,
Select id,text,'language',links,tweetType,source,location, bio,url,utcOffset,timeZone,frenCnt,createdAt,createdOnGMT,createdOnServerTime,follCnt,favCnt,totStatusCnt,usrCrtDate,humanSentiment,replied,replyMsg,classified,locationDetail, geonameid,country,continent,placeLongitude,placeLatitude,listedCnt,hashtag,mentions,senderInfScr, createdOnGMTDate,DATE_FORMAT(CONVERT_TZ(createdOnGMTDate,'+00:00','+05:30'),'%Y-%m-%d') as IST,DATE_FORMAT(CONVERT_TZ(createdOnGMTDate,'+00:00','+01:00'),'%Y-%m-%d') as ECT,DATE_FORMAT(CONVERT_TZ(createdOnGMTDate,'+00:00','+02:00'),'%Y-%m-%d') as EET,DATE_FORMAT(CONVERT_TZ(createdOnGMTDate,'+00:00','+03:30'),'%Y-%m-%d') as MET,sign(classified) as sentiment from
Why i am doing this timezone conversion is because i need to group results by the user timezone. How can i achieve this?
Regards, Rohit
Date faceting is entirely driven by query params, so if we index your events using the "true" time that they happend at (formatted as a string in UTC) you can then select your date ranges using whatever timezone offset is specified by your user at query time as a UTC offset.
facet.range = dateField
facet.range.start = 2011-01-01T00:00:00Z+${useroffset}MINUTES
facet.range.gap = +1DAY
This would return result in the users timezone and there is actually no need to timezone conversion the query and indexing that column separately.
Regards, Rohit
Credit For Answer: Chris Hostetter (Solr User Group )