2
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1answer
182 views

MySQL failing and very slow on importing a large file

I have a 47 GB MySQL dump of a single table: http://dumps.wikimedia.org/commonswiki/latest/commonswiki-latest-image.sql.gz I ultimately want it into PostgreSQL, but since I didn't figure out an easy ...
0
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1answer
261 views

How to perform ETL from RDBMS to Neo4j

I have a mature 50+ tables web application based on mySQL. In order to do some advanced data mining I want to use Neo4j and the goodnes of cypher. However I'm having a hard time migrating my data from ...
2
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2answers
352 views

how to insert multiple columns(around 40) into my sql database using java

i have a program to read the content of an excel file to my-sql db. i have 40 columns in excel and i created a table of 40 fields. and i want to import the data from excel into corresponding table ...