Snowflake Updated COF-C02 Exam Questions and Answers by alfie-james

The query that contains a Snowflake hosted file URL in a directory table for a stage named bronzestage is select * from directory(@bronzestage). This query retrieves a list of all files on the stage along with metadata, including the Snowflake file URL for each file3.

 The VALIDATION_MODE parameter can be used with the COPY command to verify data files without loading them into the specified table. This parameter allows users to check for errors in the files

Pruning in Snowflake refers to the process of filtering or disregarding micro-partitions that are not needed to satisfy the conditions of a query. This optimization technique helps reduce the amount of data scanned, thereby improving query performance

 The kind of Snowflake table that stores file-level metadata for each file in a stage is a directory table. A directory table is an implicit object layered on a stage and stores file-level metadata about the data files in the stage3.