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07-11-2017
12:18 PM
Thanks @Sharmadha Sainath
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07-11-2017
11:19 AM
@Sharmadha Sainath I said that I got invalid expression when fired the same query in the Atlas UI for basic search using query. Here it gave me Invalid Expression for the same query (sales_fa?t) that worked via api as mentioned earlier.
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07-11-2017
11:09 AM
@Sharmadha Sainath You also mentioned that if we write anything in single quotes it gives you all the entities with that tag. I found this behaving the same in case of DSL (Advanced Search) Search for `Fact` in Basic Search
But, searching for `Fact` in Basic (Search by Query) behaved differently...
Question 1: If we follow what you just said then why am I seeing Log Data and Metric appearing there? Question 2: Secondly, you said "Only classification name is supported in single quotes." then, 2.1) What is a classification name? 2.2) Difference between tag and classification name? 2.3) What to mention in single quotes... Classification name or tag?
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07-11-2017
10:31 AM
@Sharmadha Sainath I have an entity of type "Table" named as "sales_fact". I tried to get that using api http://localhost:21000/api/atlas/v2/search/basic?limit=25&includeDeletedEntities=true&query=sales_fa?t&typeName=Table =====Response =====
{ "queryType": "BASIC", "type": "Table", "entities": [ { "typeName": "Table", "attributes": { "owner": "Joe", "qualifiedName": "sales_fact", "name": "sales_fact", "description": "sales fact table" }, "guid": "c9838518-041f-4759-b3e5-01147b1526d1", "status": "ACTIVE", "displayText": "sales_fact", "classificationNames": [ "Fact" ] } ]} But when I tried to the same search (Basic using query) I typed sales_fa?t and I got invalid Expression. I added a breakpoint in the API but it was never called. I think there is some validation applied on that field that omits any character like ? from the query before submitting it to API. Please guide. I think, this could be the reason Apache Lucene Analysis Pipeline
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07-11-2017
07:27 AM
@Sharmadha Sainath could you please also tell me how does this works `Log Data` ???
what am I supposed to write in single quotes and how do you explain the results?
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07-11-2017
07:22 AM
Queries like this are also not returning anything e.g using groupby with select
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07-11-2017
06:51 AM
@Sharmadha Sainath Could you please also guide me how is it using groupby and other functions liek max, min with some example? Does their result reflects on UI or not? Also, what features e.g wildcards (? . * etc) are available in full-text provided by Atlas? and how can we use them (examples)?
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07-11-2017
06:40 AM
@Sharmadha Sainath can you please guide me on this? as the method "searchUsingDslQuery" from EntityDiscoveryService.java is getting the result of the fetched attributes but then it only adds the attributes to the object of AtlasSearchResult...neither an AtlasVertex nor contains theInstance or theTrait.... Could you please guide me on this?
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07-10-2017
12:46 PM
Hi, Can anyone please help me in understanding SELECT clause in DSL?
Following mentioned query returns no rows though there is an entity named as "Reporting" of type "DB" having attributes as name and owner. DB where name="Reporting" select name, owner
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Apache Atlas
06-16-2017
05:11 AM
@Sharmadha Sainath , @Ashutosh Mestry Could you please share your thoughts on this? Is there any hook available for MySQL or Oracle? If not then how can we make a Hook for MySQL or Oracle? What can be the process involved for creating it?
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