Overview of data type comparison rules

Data type comparison rules specify how OceanBase Database compares the values of each data type. This topic describes the comparison rules for numeric, date, and character values, as well as the data type priority and conversion rules.

OceanBase Database supports the following data type comparison rules:

• Numeric value comparison rules

• Date value comparison rules

• Character value comparison rules

For more information about data type comparison rules, see the following topics:

• Data type priority

• Data type conversion

• Security considerations for data conversion