It must have at least two columns, one a VARCHAR type and the other a MONEY type: The first step, as stated before, is to create the table. This will help in creating the table to load the CSV file into. This data contains two columns: ‘name’ and ‘price.’ Name appears to be a VARCHAR due to it’s different lengths. If there is not a header in the data, do not include HEADER. If a header is present, include HEADER at the end of the query. A Header is a file which contains the column names as the first line of values in the file. Does the Data Have a Header: Some CSV files will have Headers while others will not.(NOTE: for tab delimited CSV files (also known as TSV files however the CSV command is still used for TSV) use: “DELIMITER E’\t’ ” The ‘E’ allows for the tab character to be used) Values can be separated using ‘|’s or tabs (\t) among other characters. Determine the Delimiter: While CSV files usually separate values using commas, this is not always the case.In order to copy the data, a table must be created with the proper table structure (number of columns, data types, etc.) Make a Table: There must be a table to hold the data being imported.There are a few things to keep in mind when copying data from a csv file to a table before importing the data: COPY ( Optional Columns ) FROM '' DELIMITER '' CSV Key Details:
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