Source
Analyzing queries and troubleshooting with Snowpark Java
To inspect the evaluation plan of a DataFrame, call the explain method of the DataFrame. This prints the SQL statements used to evaluate the DataFrame. If there is only one SQL statement, the method also prints the logical plan for the…
Python and Java support for serverless tasks
Serverless tasks can invoke the following object types and functions: user - defined functions (UDFs) and stored procedures written in Python, Java, and Scala. You can use Python or Java in your tasks in a few different ways.
Reading files with a Java stored procedure
You can read the contents of a file with handler code. The file must be on a Snowflake stage that’s available to your handler. For example, you might want to read a file to process unstructured data in the handler.
Creating a Java UDF handler
When you write a Java UDF, you write Java code for Snowflake to execute as UDF logic. This Java code is the UDF’s handler. You deploy the UDF with CREATE FUNCTION, giving the UDF a name and specifying the Java method as the handler to…
JDBC driver with -Dhttp.nonProxyHosts=* set throws java.lang.StringIndexOutOfBoundsException: begin 1, end 0, length 1
ISSUE: When using the JDBC driver's diagnostics feature (i.e., ENABLE_DIAGNOSTICS=TRUE)1, if the -Dhttp.nonProxyHosts=* JVM argument is set, the following exception can occur on some Java versions: java.lang.RuntimeException: java.lang.St…