![]() Value by "not applicable (N/A)" using the IFNULL function. We can fix this issue by replacing the NULL Sometimes the fields in the result set have NULL values, then the target file (exported file type) will contain N instead of NULL. It means the specified table contains six rows, which exported in employee_backup.csv file. If we execute the above statement, our command-line tool produces the following result. We can use the below syntax to export table in a CSV file format: MySQL OUTFILE also allows us to export the table without The specified URL where the first line contains the heading for each column: We can verify the output by navigating to In this query, we can see that we have added heading for every column name. We can add the column headings by using the UNION ALL statement as follows: The exported file is more understandable if the first line of the CSV file contains the column headings. Sometimes we want to export data along with column headings that make the file convenient. We can change this style by adding OPTIONALLY clause before ENCLOSED BY: Exporting Data with Column Heading In the image, we can see that the numeric fields are in quotation marks. We open this file, it will look like below image: We can verify the CSV file created in the specified location or not by navigating to a given path as follows: We can resolve this either delete theĮxisting file on the specified location or rename the file name to create it in the same place. Thus, if we export the new CSV file with the same name and location, it cannot be created. The error message tells us that the specified file name already exists in the specified location. If the values contained in double quotations marks, it does not recognize It prevents the values that contain comma separators. ![]() Each line contains each column's data in the file.įIELDS ENCLOSED BY '"': It is used to specify the field of the file enclosed by double quotation marks. LINES TERMINATED BY ',': It is used to indicate the lines of rows in a file that are terminated by a comma operator. With this statement, the ordering and number of rows will be controlled by the ORDER BY and If we want to export all table columns, we will use the below syntax. The following statement explains it more clearly: We can also use this syntax with a values statement to export data directly into a file. It is to ensure that we have a file privilege to use this syntax. Table and then export it into a specified file format on the server host. This statement is a compliment of the LOAD DATA command, which is used to write data from a To export the table into a CSV file, we will use the SELECT INTO.OUTFILE statement.
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