What is object in MySQL?
Certain objects within MySQL, including database, table, index, column, alias, view, stored procedure, partition, tablespace, resource group and other object names are known as identifiers. This section describes the permissible syntax for identifiers in MySQL.
How do I use if-else in MySQL?
The syntax for the IF-THEN-ELSE statement in MySQL is: IF condition1 THEN {… statements to execute when condition1 is TRUE…} [ ELSEIF condition2 THEN {…
What are conditional statements in MySQL?
Conditional control—or “flow of control”—statements allow you to execute code based on the value of some expression. As we said earlier, an expression can be any combination of MySQL literals, variables, operators, and functions that returns a value.
Can you use an if statement in MySQL?
The MySQL IF() function is used for validating a condition. The IF() function returns a value if the condition is TRUE and another value if the condition is FALSE. The IF() function accepts one parameter which is the condition to be evaluated. …
What are objects in SQL?
SQL objects are schemas, journals, catalogs, tables, aliases, views, indexes, constraints, triggers, sequences, stored procedures, user-defined functions, user-defined types, global variables, and SQL packages. A table is a two-dimensional arrangement of data that consists of rows and columns . …
Is table a database object?
A database object is any defined object in a database that is used to store or reference data. Some examples of database objects include tables, views, clusters, sequences, indexes, and synonyms. The table is this hour’s focus because it is the primary and simplest form of data storage in a relational database.
What is delimiter in MySQL?
You define a DELIMITER to tell the mysql client to treat the statements, functions, stored procedures or triggers as an entire statement. Normally in a . sql file you set a different DELIMITER like $$. The DELIMITER command is used to change the standard delimiter of MySQL commands (i.e. ;).
