How to use the CAST function in SQL?
How to Use the SQL CAST Function. Use the SQL CAST function by writing CAST(expression AS target_data_type) . The expression is what you want to convert, and target_data_type is the new type you want the result to have. Lees verder »
How do I use CAST in SQL?
- ExampleGet your own SQL Server. Convert a value to an int datatype: SELECT CAST(25.65 AS int); Try it Yourself »
- Example. Convert a value to a varchar datatype: SELECT CAST(25.65 AS varchar); Try it Yourself »
- Example. Convert a value to a datetime datatype: SELECT CAST('2017-08-25' AS datetime);
- Lees verder »
How does the CAST function work?
The SQL CAST function converts the data type of an expression to the specified data type. For a list of the data types supported by InterSystems SQL, see Data Types. CAST is similar to CONVERT, with these differences: CONVERT is more flexible than CAST. Lees verder »
Why do we use the CAST function in SQL?
CAST in SQL is a function to explicitly convert a value of one data type to another. As part of the SQL standard specification, it is available with the same syntax in different DBMS systems, including MySQL, SQL Server, PostgreSQL, and Oracle. Lees verder »
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