Search Results for "large csv"

...DuckDB supports arbitrary and nested correlated subqueries, window functions, collations, complex types (arrays, structs), and more. For more information on the goals of DuckDB, please refer to the Why DuckDB page on our website. Processing and storing tabular datasets, e.g. from CSV or Parquet files. Interactive data analysis, e.g. Joining & aggregate multiple large tables. Concurrent large changes, to multiple large tables, e.g. appending rows, adding/removing/updating columns. Large result set transfer to client. For development, DuckDB requires CMake, Python3 and a C++11 compliant compiler. Run make in the root directory to compile the sources. ...

Large XML file can be split through xmlsplitter, a flexible XML splitter based on XPath and StAX.

Spout is an open-source PHP library for reading and writing spreadsheet files, including CSV, XLSX, and ODS formats. It is designed to handle large files efficiently, making it ideal for applications that generate or process extensive data reports. Spout is lightweight, fast, and easy to use, offering a simple API to work with rows and cells without consuming excessive memory.

JuliaDB is a package for working with large persistent data set. JuliaDB provides distributed table and array datastructures with convenient functions to load data from CSV. JuliaDB is Julia all the way down. This means queries can be composed with Julia code that may use a vast ecosystem of packages.

• It can be run as Stand-Alone or run from another App - I used KiCad (Simple Plugins) for this example. • There are two ODT forms - one is a smaller version of the larger form (thus, it omits some fields). The actual Database is the same so, records won’t be lost and either Form can be used. • The ODT forms simplify and un-clutter the display (all the other LibreOffice windows are not displayed). Of course, they are still available if opening the .ODB file. • FYI - I had planned to...

jdbc2csv is a small command-line tool written in JAVA and can be used on all platforms, for which JRE 8 or higher is available. To connect to a specific DBMS the tool uses its JDBC driver. The result of the executed 'select' query is displayed in CSV format ( different standards are supported ). When there is an error the tool stops with exit code 1 and the error message is output on stderr. jdbc2csv is created with a main purpose to be used in shell-scripts. Relatively easy to configurate, this tool is suitable for queries ‘select’, ‘update’ and ‘delete’. I think that is not suitable for a large number of requests, like 'insert'.

"Database to CSV" allows to back-up data from database(Oracle, MySQL, SQL Server) in the form of CSV files. Each table data is stored in a separate CSV file. It also allows to load data from CSV files into the database. Program can be run from UI or from command line. There's one more advanced feature which allows merging of data from CSV file to Database. It is only available from command line. (It will take foreign keys and unique keys into consideration and then try to insert...