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A lookup table, which contains, as keys, the case values and, as values, the part under the case statement. (In some languages, only actual data types are allowed as values in the lookup table. In other languages, it is also possible to assign functions as lookup table values, gaining the same flexibility as a real switch statement.
For a value of 1 it would return "one". For a value of 2 it would return "two". For the values 3, 4 or 5 it would return "range 3–5". For any other value, or a null value, it would return "other". However, in many cases, the #switch function is a multi-line form, with each branch on a different line, as follows:
The purpose of a PL/SQL function is generally used to compute and return a single value. This returned value may be a single scalar value (such as a number, date or character string) or a single collection (such as a nested table or array). User-defined functions supplement the built-in functions provided by Oracle Corporation. [6]
The DUAL table is a special one-row, one-column table present by default in Oracle and other database installations. In Oracle, the table has a single VARCHAR2(1) column called DUMMY that has a value of 'X'. It is suitable for use in selecting a pseudo column such as SYSDATE or USER.
Take a look at every state ranked by how much each parent is going to spend on each kid this holiday season.
A man has been seriously injured after trying to prevent a polar bear from attacking his wife in northern Ontario, Canada. On Tuesday, Dec. 3, before 5 a.m. local time, an adult male and an adult ...
The Washington Commanders have one kicker on their active roster, Zane Gonzalez, and one more kicker on their practice squad, Greg Joseph. They both missed work for the same reason on Wednesday.
statement separators; statement terminators; and; line continuation; A statement separator demarcates the boundary between two separate statements. A statement terminator defines the end of an individual statement. Languages that interpret the end of line to be the end of a statement are called "line-oriented" languages.