May 10, 2023 · So desc or describe command shows the structure of the table which include the name of the column, the data type of the column and the nullability which means, that column can contain null values or not.

Jun 7, 2017 · desc tablename in oracle -- DESCRIBE { table-Name | view-Name } In MySQL you can use DESCRIBE <table_name> You can get details like column datatype and size by this …

May 27, 2024 · When working with databases in SQL Server it is essential to understand the schema of the tables present in the database. Describing a table means getting information about the structure and metadata of the table. In this article, we …

Nov 26, 2008 · There are a few methods to get metadata about a table: Will return several result sets, describing the table, it's columns and constraints. The INFORMATION_SCHEMA views will give you the information you want, though unfortunately you have to query the views and join them manually. this is a more correct version to Viranja's answer.

Sep 11, 2019 · To show the table structure with all its column’s attributes: name, datatype, primary key, default value, etc. In SQL Server, use sp_help function: In MySQL and Oracle, …

Jun 17, 2024 · In this article, we will understand how to use the DESCRIBE TABLE command using steps to follow, examples, and so on. The DESCRIBE TABLE statement, also commonly written as DESC TABLE or DESCRIBE, is a MySQL command used to …

Aug 30, 2023 · SQL DESCRIBE TABLE is a SQL statement that is accountable for telling something about a specific table in the database. If we want to show the structure of a database table or tables in the server then, we will use the SQL command DESCRIBE or other keyword DESC, which is identical to DESCRIBE one.

Oct 13, 2022 · DESCRIBE or DESC in SQL is a statement that shows the structure of the table. It gives all the information of each of the columns of the specified table such as column name, column type, default value, if it is NULL or NOT NULL, etc. As SQL is case insensitive desc and describe or DESC and DESCRIBE convey the same meaning.

Aug 18, 2013 · Using ADO.NET, you can use the schema methods. Use the DbConnection 's GetSchema method or the DataReader 's GetSchemaTable method. Provided that you have a reader for the for the query, you can do something like this: using(DbCommand cmd = ...) var schema = reader.GetSchemaTable(); foreach(DataRow row in schema.Rows)

Jul 17, 2020 · In this article, we will learn the concept of SQL tables and then work on how we can create tables with different techniques in SQL Server. A relational database model is one of the most used data models to store and process the data. Tables are the essential elements of …