27 posts in total

Java

Posts tagged

SQL and Java 8 Stream Equivalent

by Mallim1 min read

Common SQL Clauses and Their Equivalents in Java 8 Streams SQL Equivalent SELECT map() DISTINCT distinct() FROM of(), stream() CROSS JOIN flatMap() INNER JOIN flatMap() with filter() LEFT OUTER JOIN flatMap() with filter() and a "default" RIGHT OUTER JOIN inver ...

JMustache versus Handlebars

by Mallim1 min read

More user friend ly API compared to handlebars java https://t.co/O8ypcBQERG— Ian Lim (@mallim) May 30, 2019 Usage experience between JMustache versus Handlebars.java Both offer the same mustache syntax JMustache has no checked exceptions to catch. So the flow is smoother ...

What are the options for data sync?

1 min read

Possible options: Write your own self open source ETL tools - Pentaho Data Integration and Open Studio for Data Integration This is newly discovered which works on self-generated database triggers - an open source database replication solution - SymmetricDS Based on Oracle, you ...

Java Clean Architecture

1 min read

I look around for a decent Spring 5 Reactor based Java clean architecture repository for reference. But seems like there is no one stop solution. So I improvised... First Choice - Axon Framework If you are not into Monos and Flux, you may want to consider Axon Framework , you ju ...

Adopting GraphQL

by Mallim1 min read

The easiest way to get started is surprisingly based an example from graphql-java-tools graphql-java is a heavily coupled ecosystems, you have to start browsing from graphql-java Confusing part is, there are two different sets of annotations implemented: leangen/graphql-spqr - G ...