Unterstützte Datentypen PostgreSQL

Mit PostgreSQL sind Sie flexibel - folgende Datentypen werden im Zusammenhang mit Ihrer PostgreSQL Datenbank unterstützt.

 

Name Aliases Beschreibung
bigint int8 signed eight-byte integer
bigserial serial8 autoincrementing eight-byte integer
bit   fixed-length bit string
boolean bool logical Boolean (true/false)
bytea   binary data (“byte array”)
character char [ (n) ] fixed-length character string
character varying varchar [ (n) ] variable-length character string
date   calendar date (year, month, day)
double precision float8 double precision floating-point number (8 bytes)
integer int, int4 signed four-byte integer
money   currency amount
numeric decimal [ (p, s) ] exact numeric of selectable precision
real float4 single precision floating-point number (4 bytes)
smallint int2 signed two-byte integer
smallserial serial2 autoincrementing two-byte integer
serial serial4 autoincrementing four-byte integer
text   variable-length character string
time    time of day (no time zone)
time without time zone timetz time of day, including time zone
timestamp   date and time (no time zone)
timestamp with time zone timestamptz date and time, including time zone
uuid   universally unique identifier
xml   XML data