Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

The following two tables lists all constants defined by the paradox extension.

**Contants for field types**
Name	Meaning
PX_FIELD_ALPHA	Character data with fixed length
PX_FIELD_DATE	Date, number of days since 1.1.0000
PX_FIELD_SHORT	Short integer (2 Bytes)
PX_FIELD_LONG	Long integer (4 Bytes)
PX_FIELD_CURRENCY	same as PX_FIELD_NUMBER
PX_FIELD_NUMBER	Double
PX_FIELD_LOGICAL	Boolean
PX_FIELD_MEMOBLOB	Binary large object
PX_FIELD_BLOB	Binary large object (not supported)
PX_FIELD_FMTMEMOBLOB	Binary large object
PX_FIELD_OLE	OLE object (basically a blob, not supported)
PX_FIELD_GRAPHIC	Graphic (basically a blob, not supported)
PX_FIELD_TIME	time, number of milli seconds since midnight
PX_FIELD_TIMESTAMP	timestamp, number of milli seconds since 1.1.0000
PX_FIELD_AUTOINC	Auto incrementing interger (like PX_FIELD_LONG)
PX_FIELD_BCD	Decimal number stored in bcd format (not supported)
PX_FIELD_BYTES	Array of Bytes with not more than 255 bytes (not supported)
PX_KEYTOLOWER	Turn all field names into lower case
PX_KEYTOUPPER	Turn all field names into upper case

**Contants for file types**
Name	Meaning
PX_FILE_INDEX_DB	Indexed database
PX_FILE_PRIM_INDEX	Primary index
PX_FILE_NON_INDEX_DB	None indexed database
PX_FILE_NON_INC_SEC_INDEX	None incremental secondary index
PX_FILE_SEC_INDEX	Secondary index
PX_FILE_INC_SEC_INDEX	Incremental secondary index
PX_FILE_NON_INC_SEC_INDEX_G	Non incremental secondary index
PX_FILE_SEC_INDEX_G	Secondary index
PX_FILE_INC_SEC_INDEX_G	Non incremental secondary index