SQL data types. To learn more about SQL data types, read “SQL basics: String data types,” which covers general data-type usage and describes using the various string data types, and “SQL ...

DB2 Data Types Every column in a table has a name and a data type. The data type tells DB2 how much physical storage to set aside for the column and the form in which the data are stored. DB2 uses IBM ...

T-SQL has 30 different data types, as listed in Figure 1, in order of decreasing precedence. Generally speaking, when an operator combines two expressions of different data types, the rules for data ...

A relational database table is articulated on a fixed number of columns and each column has its own data type, such as strings of variable or fixed length, dates, numbers, Booleans and the like. JSON ...