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Questions tagged [schemaless]

73 questions
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Use Solr Schemaless feature without automatically adding unknown fields to managed-schema

I have different datasources that uploads different documents to Solr Sink. Now if two datasources sends a same name field with different data types (say integer & double) then indexing of second field fails because data type of first field is…
100rabh
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HBase inserts from arbitrary JSON with row-id

Is there any software which converts any given JSON to HBase (JSON or Thrift) insert? Let's say I receive following JSON to my stream { "_id":"www.somesite.com", "values":[ { "label":"test_label" }, { …
Cron Merdek
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Schema vs Schemaless DBMS

I am using Couchbase Lite database for project which is schemaless as I know, and I am very happy with that one because it solves my issues, but it raise me one question related with primary key contraints in NoSQL (Document Database). As we all…
Nasir
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neo4jclient: Creating properties/fields at runtime, no fixed schema application

I’m creating an ecommerce with products having their own fields (Id, Name): This is the object I have in c# public class Product { public int Id { get; set; } public string Name { get; set; } } This is my code to generate a product in C# to…
Carlo Luther
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Storing lists of user interests in a schemaless datastore

I am looking to have users enter their interests, which may or may not already be in the system, and store them in a schemaless database (GAE storage to be specific) in such a way that I can easily discover users with similar interests. A similar…
Briercliffe
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How to make schema less titan graph?How to set schema-default propery?

How to make schema less titan graph?How to set schema-default propery ? Please suggest a way?Here is my code : try{ //timestamp,1416375283,ipaddress,2097152002,mobilenumber,966566564213,eventname,1000 // TODO Auto-generated method stub …
abi_pat
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cassandra 2.0.9: query for undefined column

Using Cassandra 2.0.9 CQL, how does one query for rows that don't have a particular column defined? For example: create table testtable ( id int primary key, thing int ); create index on testtable ( thing ); # can now select rows by thing insert…
Mayur Patel
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Bulk check if value exists before inserting

I have a database in Couch db with documents like: {"foo":["bar1":"baz","bar2":18,"bar3":23.2]} Is there a way for me to do batch checking of each value before inserting new documents? What I want to achieve is if in any document in the database…
Einar Sundgren
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Can the Friendly ORM be used alongside a traditional database schema?

Can I use ActiveRecord for existing models and Friendly for new models? Basically, I want to decide which models I'd like to be schemaless and which models I'd like to be done the "old" style.
user94154
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Schema-less dbms that supports SQL query syntax

Is there any schema-less dbms that support SQL query syntax? RDBMSs support sql languages, noSQL DBMSs are schema less. But is there any schema less that support a query language similar to sql?
Handsome Nerd
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Designing the schema for storing, editing and customizing a list

I am not very experienced in db design, and have not built something like this before, where it involved creating and managing lists, so any advice is much appreciated. Performance can be tuned later on, much more concerned about maintainability and…
meow
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MongoDB: Designing a db for saving chats / offline / undelivered chats

I am trying to create a mongodb design to support a chat application. The system needs to write the message to a collection with a status of delivered (boolean) and read (boolean). 1 message would be able to be sent to more than 1 person. Anybody…
Martin
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What are the real-time compute solutions that can take raw semistructured data as input?

Are there any technologies that can take raw semi-structured, schema-less big data input (say from HDFS or S3), perform near-real-time computation on it, and generate output that can be queried or plugged in to BI tools? If not, is anyone at least…
jbx72487
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