![]() ![]() More limitations on data types can be found in Data Type Limitations. When a value is inserted into a TIMESTAMP column by the Paradox driver, then subsequently retrieved from the column, the retrieved value may differ from the inserted value by as much as 1 second because of rounding. The maximum negative value supported for Long is actually -2^31 + 1 (-2147483647). x is not -2^31 (-2147483648), as it should be since Long maps to the ODBC data type SQL_INTEGER. The maximum negative value supported by the Paradox driver for the Long data type in Paradox 5. If you insert NULL into a binary column with the Paradox5 driver, it is changed to 0. Data typeĬreating an ALPHANUMERIC column of zero or unspecified length actually returns a 255-byte column. The following table shows limitations on Paradox data types. All conversions in Appendix D of the ODBC Programmer's Reference are supported for the ODBC SQL data types listed earlier in this topic. That’s why there are specialized environments and tools that make querying a MySQL database faster and easier. SQLGetTypeInfo returns ODBC SQL data types. You can be using relational databases, NoSQL databases, columnar databases, flat files etc you can connect to your database in 4 easy steps and start creating.
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