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Diffstat (limited to 'doc/FAQ')
| -rw-r--r-- | doc/FAQ | 7 |
1 files changed, 3 insertions, 4 deletions
@@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Sat Nov 15 23:41:03 EST 2003 + Last updated: Wed Nov 19 11:50:04 EST 2003 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -879,8 +879,8 @@ BYTEA bytea variable-length byte array (null-byte safe) 4.15.1) How do I create a serial/auto-incrementing field? - PostgreSQL supports a SERIAL data type. It auto-creates a sequence and - index on the column. For example, this: + PostgreSQL supports a SERIAL data type. It auto-creates a sequence. + For example, this: CREATE TABLE person ( id SERIAL, name TEXT @@ -892,7 +892,6 @@ BYTEA bytea variable-length byte array (null-byte safe) id INT4 NOT NULL DEFAULT nextval('person_id_seq'), name TEXT ); - CREATE UNIQUE INDEX person_id_key ON person ( id ); See the create_sequence manual page for more information about sequences. You can also use each row's OID field as a unique value. |