A data manipulation language (DML) is a computer programming language used for adding (inserting), deleting, and modifying (updating) data in a database.
In the database structured query language (SQL), the DELETE statement removes one or more records from a table.
The DUAL table is a special one-row, one-column table present by default in Oracle and other database installations.
In relational databases, the information schema (information_schema) is an ANSI-standard set of read-only views which provide information about all of the tables, views, columns, and procedures in a database.
Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model database management system produced and marketed by Oracle Corporation.
The SQL SELECT statement returns a result set of records from one or more tables.
SQL (S-Q-L, "sequel"; Structured Query Language) is a domain-specific language used in programming and designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS).
SQL:2003 is the fourth revision of the SQL database query language.
An SQL UPDATE statement changes the data of one or more records in a table.