@shengsheng
hello，openGauss
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May 6, 2023 · 2 min read · Existing data in a database can be updated. You can update one row, all rows, or specified rows of data, or update data in a single column without affecting the data in the other columns. The UPDATE statement changes the values of the specified colum...
Join discussionMay 6, 2023 · 3 min read · A new table contains no data. You need to insert data to the table before using it. You can execute the INSERT INTO statement to insert data into the table. This statement can be used to insert a row of data or multiple rows of data at the same time....
Join discussionMay 6, 2023 · 1 min read · Create an empty table in the current database. The table will be owned by the creator. The same table can be stored in different databases. You can execute the CREATE TABLE statement to create a table. Syntax ""CREATE TABLE table_name (column_na...
Join discussionMay 6, 2023 · 2 min read · After the database is installed, a database named postgres is generated by default. You need to create your own database. Syntax Create a database. ""CREATE DATABASE database_name; View the database. Run \l to view the existing database. ""\l...
Join discussionMay 6, 2023 · 3 min read · OpenGauss is a relational database management system (RDBMS). A relational database organizes data using a relational model, that is, data is stored in rows and columns. openGauss database nodes store data on disks. Logically, objects on a database n...
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