カラムナテーブル専用のSQLエンジンでは、PostgreSQLで提供されている以下の機能を利用できません。
EXPLAIN文
COPY文
SELECT INTO文
VALUES文
トリガ機能
以下を指定したSQL文
WITH句
‘::’を使用したCAST
暗黙的なデータ変換
DISTINCT ON句
INTERCECT句
EXCEPT句
ビット演算を行う演算子
USING句を指定したジョイン
カラムナテーブルまたはカラムナテーブルに対するビューの名前と別名(alias)に同じ文字列を使用したFROM句
以下に示す関数
CONCAT
INITCAP
LPAD
RPAD
SUBSTR
TRANSLATE
CURRENT_DATE
CURRENT_TIME
EXTRACT
TO_CHAR
TO_DATE
TO_TIMESTAMP
TO_NUMBER
GREATEST
LEAST
USER
ROWID
STRING_AGG
SUM2
また、カラムナテーブルのカラム名に、以下のキーワードを指定できません。
add | alter | attach | backup | begin |
between | bigint | binary | bit | bottom |
break | by | call | capability | cascade |
char | char_convert | character | checkpoint | close |
comment | commit | compressed | conflict | connect |
contains | continue | convert | cross | cube |
current | cursor | date | datetimeoffset | dbspace |
deallocate | dec | decimal | declare | delete |
deleting | detach | double | drop | dynamic |
elseif | encrypted | endif | escape | exception |
exec | execute | existing | exists | externlogin |
first | float | force | forward | full |
goto | holdlock | identified | if | index |
inner | inout | insensitive | insert | inserting |
install | instead | int | integer | integrated |
Intersect | is | isolation | join | json |
kerberos | key | lateral | left | like |
lock | login | long | match | membership |
merge | message | mode | modify | natural |
nchar | new | no | noholdlock | notify |
numeric | nvarchar | of | off | open |
openstring | openxml | option | options | others |
out | outer | over | passthrough | precision |
prepare | privileges | proc | procedure | |
publication | raiserror | readtext | real | reference |
refresh | release | remote | remove | rename |
reorganize | resource | restore | restrict | return |
revoke | right | rollback | rollup | row |
rowtype | save | savepoint | scroll | sensitive |
session | set | setuser | share | smallint |
spatial | sqlcode | sqlstate | start | stop |
subtrans | subtransaction | synchronize | temporary | time |
timestamp | tinyint | top | tran | treat |
trigger | truncate | tsequal | unbounded | uniqueidentifier |
unknown | unnest | unsigned | update | updating |
validate | values | varbinary | varbit | varchar |
variable | varray | varying | view | wait |
waitfor | while | within | work | writetext |
xml |