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.
Null (or NULL) is a special marker used in Structured Query Language to indicate that a data value does not exist in the database.
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.
A string literal or anonymous string is a type of literal in programming for the representation of a string value within the source code of a computer program.
In software, a wildcard character is a kind of placeholder represented by a single character, such as an asterisk, which can be interpreted as a number of literal characters or an empty string.