solidDB Help : solidDB reference : ODBC: Minimum SQL grammar requirements : Data type support
  
Data type support
At minimum, ODBC drivers must support either SQL_CHAR or SQL_VARCHAR.
Other data types support is determined by the driver or data source SQL-92 conformance level. To determine the SQL-92 conformance level for a driver or data source, applications need to call SQLGetTypeInfo.
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ODBC: Minimum SQL grammar requirements