Postgres export query to text file

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Hi ,I use your site very often ,great job please post replication steps. Hello Team, Thanks for sharing very good scripts.. But one thing.. Please add this script too. Leave a Reply Cancel reply Your email address will not be published. Script execution finished Total script execution time: 0. Improve this question. Vivek S. You need to use whatever "export" feature your SQL client is offering.

I'm using SQL Workbench - any idea? You can use WbExport for that: sql-workbench. Add a comment. Active Oldest Votes. Improve this answer.

Dmitry Savinkov Dmitry Savinkov 4, 2 2 gold badges 22 22 silver badges 32 32 bronze badges. CSV file. This can be especially helpful when transferring a table to a different system or importing it to another database application. In this tutorial, you will learn how to export a Postgres table to a. Postgres can be installed on Windows, Mac, Linux, and it can even be deployed inside a Docker container.

This guide walks you through the procedure using Ubuntu Linux. However, all export commands can be used in any other supported operating system. Install Postgres on Ubuntu from the default repositories by entering the following:. CSV files are useful for a couple of reasons. First, you can open and read them by any text editor, without a tool that reads metadata. Second, they are versatile, and most database programs can import a. This was a bit tricky, but it is possible without resorting to post-query processing.

Please find below the only answer that outputs actually valid JSON i. I am using PostgreSQL 9. If you want to export the entire table, there is no need for a subquery. In addition, this will maintain the column names. I used the folowing query:. I will add a special caveat to Verace's answer. Presently, COPY TO will never emit an octal or hex-digits backslash sequence, but it does use the other sequences listed above for those control characters.

Any other backslashed character that is not mentioned in the above table will be taken to represent itself. However, beware of adding backslashes unnecessarily, since that might accidentally produce a string matching the end-of-data marker.

These strings will be recognized before any other backslash processing is done. At present it is possible to represent a data carriage return by a backslash and carriage return, and to represent a data newline by a backslash and newline. However, these representations might not be accepted in future releases. They are also highly vulnerable to corruption if the COPY file is transferred across different machines for example, from Unix to Windows or vice versa.

To reduce the risk of error due to un-backslashed newlines or carriage returns that were meant as data, COPY FROM will complain if the line endings in the input are not all alike. This is very easy to achieve with spyql :. Sign up to join this community. The best answers are voted up and rise to the top.