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Description
Builtin data types
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bigint
,int8
- signed eight-byte integer -
bigserial
,serial8
autoincrementing eight-byte integer -
bit [ (n) ]
fixed-length bit string -
bit varying [ (n) ]
,varbit [ (n) ]
variable-length bit string -
boolean
,bool
logical Boolean (true/false) -
box
rectangular box on a plane -
bytea
binary data (“byte array”) -
character [ (n) ]
,char [ (n) ]
fixed-length character string -
character varying [ (n) ]
,varchar [ (n) ]
variable-length character string -
cidr
IPv4 or IPv6 network address -
circle
circle on a plane -
date
calendar date (year, month, day) -
double precision
,float8
double precision floating-point number (8 bytes) -
inet
IPv4 or IPv6 host address -
integer
,int
,int4
signed four-byte integer -
interval
time span-
interval [ (p) ]
-
interval [ fields ] [ (p) ]
likeinterval year to month
orinterval seconds (50)
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json
textual JSON data -
jsonb
binary JSON data, decomposed -
line
infinite line on a plane -
lseg
line segment on a plane -
macaddr
MAC (Media Access Control) address -
macaddr8
MAC (Media Access Control) address (EUI-64 format) -
money
currency amount -
numeric [ (p, s) ]
,decimal [ (p, s) ]
exact numeric of selectable precision -
dec [ (p, s) ]
(not documented???) -
path
geometric path on a plane -
pg_lsn
PostgreSQL Log Sequence Number -
pg_snapshot
user-level transaction ID snapshot -
point
geometric point on a plane -
polygon
closed geometric path on a plane -
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-
time [ (p) ]
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timetz [ (p) ]
-
time without time zone
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time with time zone
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time (p) without time zone
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time (p) with time zone
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timestamp
date and time-
timestamp [ (p) ]
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timestamptz [ (p) ]
-
timestamp without time zone
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timestamp with time zone
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timestamp (p) without time zone
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timestamp (p) with time zone
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tsquery
text search query -
tsvector
text search document -
txid_snapshot
user-level transaction ID snapshot (deprecated; see pg_snapshot) -
uuid
universally unique identifier -
xml
XML data
Range types
Object identifier types
Array types
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int[]
,int[][]
,int[10][10][10]
User-defined types
- User-defined types
- See also the enum type
- See also domain types
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