Symbian 数据库字段类型

数据库 数据类型表

SQL type Symbian column type (in the DBMS C++ API) Python type Supported BIT EDbColBit int yes TINYINT EDbColInt8 int yes UNSIGNED TINYINT EDbColUint8 int yes SMALLINT EDbColInt16 int yes UNSIGNED SMALLINT EDbColUint16 int yes INTEGER EDbColInt32 int yes UNSIGNED INTEGER EDbColUint32 int yes COUNTER EDbColUint32 (with theTDbCol::EAutoIncrementattribute) int yes BIGINT EDbColInt64 long yes REAL EDbColReal32 float yes FLOAT EDbColReal64 float yes DOUBLE EDbColReal64 float yes DOUBLE PRECISION EDbColReal64 float yes DATE EDbColDateTime float (or long, withcol_rawtime() yes TIME EDbColDateTime float (or long, withcol_rawtime() yes TIMESTAMP EDbColDateTime float (or long, withcol_rawtime() yes CHAR(n) EDbColText Unicode yes VARCHAR(n) EDbColText Unicode yes LONG VARCHAR EDbColLongText Unicode yes BINARY(n) EDbColBinary str read only VARBINARY(n) EDbColBinary str read only LONG VARBINARY EDbColLongBinary n/a no