mongoimport:tldr:c3fb2

The given command is used to import a CSV file into a MongoDB database using the mongoimport tool. Let's break down the command and explain each part:

• mongoimport: It is the command-line tool used to import data into MongoDB.

Flags/Options:

• --type=${csv}: The --type option is used to specify the input format. In this case, it is set to ${csv}, which means the value for csv is provided when running the command. It indicates that the input file is in CSV format.
• --file=${filename-csv}: The --file option is used to specify the path and name of the input file. Here, ${filename-csv} should be replaced with the actual path and name of the CSV file you want to import.
• --fieldFile=${path-to-field_file-csv}: The --fieldFile option is used to specify the path and name of a file containing the list of fields to import and their data types. The file should have one field per line, where each line contains the field name and its data type, separated by a comma. For example, fieldName1, string. ${path-to-field_file-csv} should be replaced with the actual path and name of the field file.
• --ignoreBlanks: The --ignoreBlanks option is used to skip fields with empty values while importing. If a field is empty or contains only whitespace, it will be ignored during the import process.

By executing this command with the appropriate values for the input file, field file, and data types, you can import a CSV file into a MongoDB database.