Online Documentation for Advanced Data Export for RAD Studio VCL

Interbase/Firebird


Delphi type

SQL data type

ftSmallint

SMALLINT

ftBoolean

BOOLEAN

ftFloat

DOUBLE PRECISION

ftCurrency, ftBCD, ftFMTBcd

NUMERIC (15,2)

ftDate

DATE

ftTime

TIME

ftDateTime

TIMESTAMP

ftBlob, ftMemo, ftGraphic, ftFmtMemo, ftParadoxOle, ftDBaseOle, ftOraBlob, ftOraClob, ftBytes, ftVarBytes, ftVariant

BLOB

 

For the rest of types the size of a field is checked. If the field size is less than 255 chars then it is converted into VARCHAR. Otherwise, into BLOB.