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mirror of https://github.com/postgres/postgres.git synced 2025-05-01 01:04:50 +03:00

Fixes for char_length() change.

This commit is contained in:
Tatsuo Ishii 2000-03-16 11:55:43 +00:00
parent 805e0c4589
commit 0e1043b760
5 changed files with 269 additions and 269 deletions

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@ -54,11 +54,11 @@ select * from
(2 rows) (2 rows)
select *,character_length(术语) from 计算机术语; select *,character_length(术语) from 计算机术语;
术语 | 分类号 | 备注1a | length 术语 | 分类号 | 备注1a | char_length
------------+---------+--------+-------- ------------+---------+--------+-------------
电脑显示屏 | 机A01上 | | 5 电脑显示屏 | 机A01上 | | 5
电脑图形 | 分B01中 | | 4 电脑图形 | 分B01中 | | 4
电脑程序员 | 人Z01下 | | 5 电脑程序员 | 人Z01下 | | 5
(3 rows) (3 rows)
select *,octet_length(术语) from 计算机术语; select *,octet_length(术语) from 计算机术语;

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@ -54,11 +54,11 @@ select * from ͪߩѦ
(2 rows) (2 rows)
select *,character_length(용어) from 計算機용어; select *,character_length(용어) from 計算機용어;
용어 | 分類코드 | 비고1a라구 | length 용어 | 分類코드 | 비고1a라구 | char_length
------------------+----------+------------+-------- ------------------+----------+------------+-------------
컴퓨터디스플레이 | 機A01上 | | 8 컴퓨터디스플레이 | 機A01上 | | 8
컴퓨터그래픽스 | 分B10中 | | 7 컴퓨터그래픽스 | 分B10中 | | 7
컴퓨터프로그래머 | 人Z01下 | | 8 컴퓨터프로그래머 | 人Z01下 | | 8
(3 rows) (3 rows)
select *,octet_length(용어) from 計算機용어; select *,octet_length(용어) from 計算機용어;

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@ -52,11 +52,11 @@ select * from
(1 row) (1 row)
select *, character_length(如淦杀) from 燹俑骜砧; select *, character_length(如淦杀) from 燹俑骜砧;
如淦杀 | 狞瞥婉螭 | 氢蛇 | length 如淦杀 | 狞瞥婉螭 | 氢蛇 | char_length
--------+------------------+---------+-------- --------+------------------+---------+-------------
缳妾淦 | 绠绠绎世 | 啤A01念 | 3 缳妾淦 | 绠绠绎世 | 啤A01念 | 3
犒葸淦 | 芈溷却宇狞瞥 | 你B10你 | 3 犒葸淦 | 芈溷却宇狞瞥 | 你B10你 | 3
螫悖淦 | 印汤洗枪却宇狞瞥 | 仨Z01摩 | 3 螫悖淦 | 印汤洗枪却宇狞瞥 | 仨Z01摩 | 3
(3 rows) (3 rows)
select *, octet_length(如淦杀) from 燹俑骜砧; select *, octet_length(如淦杀) from 燹俑骜砧;

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@ -1,333 +1,333 @@
QUERY: drop table ’·×’»»’µ¡’ÍÑ’¸ì; drop table ’·×’»»’µ¡’ÍÑ’¸ì;
ERROR: Relation '’·×’»»’µˇ’ÍŃ’¸ě' does not exist ERROR: Relation '’·×’»»’µˇ’ÍŃ’¸ě' does not exist
QUERY: create table ’·×’»»’µ¡’ÍÑ’¸ì (’ÍÑ’¸ì text, ’ʬ’Îà’¥³’¡¼’¥É varchar, È÷¹Í1A¤À¤è char(16)); create table ’·×’»»’µ¡’ÍÑ’¸ì (’ÍÑ’¸ì text, ’ʬ’Îà’¥³’¡¼’¥É varchar, È÷¹Í1A¤À¤è char(16));
QUERY: create index ·×»»µ¡ÍѸìindex1 on ’·×’»»’µ¡’ÍÑ’¸ì using btree (’ÍÑ’¸ì); create index ·×»»µ¡ÍѸìindex1 on ’·×’»»’µ¡’ÍÑ’¸ì using btree (’ÍÑ’¸ì);
QUERY: create index ·×»»µ¡ÍѸìindex2 on ’·×’»»’µ¡’ÍÑ’¸ì using hash (’ʬ’Îà’¥³’¡¼’¥É); create index ·×»»µ¡ÍѸìindex2 on ’·×’»»’µ¡’ÍÑ’¸ì using hash (’ʬ’Îà’¥³’¡¼’¥É);
QUERY: insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤','µ¡A01¾å'); insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤','µ¡A01¾å');
QUERY: insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹','ʬB10Ãæ'); insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹','ʬB10Ãæ');
QUERY: insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼','¿ÍZ01²¼'); insert into ’·×’»»’µ¡’ÍÑ’¸ì values('’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼','¿ÍZ01²¼');
QUERY: vacuum ’·×’»»’µ¡’ÍÑ’¸ì; vacuum ’·×’»»’µ¡’ÍÑ’¸ì;
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì; select * from ’·×’»»’µ¡’ÍÑ’¸ì;
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
---------------------------------------+---------------+-------------- -----------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å |
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ |
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ |¿ÍZ01²¼ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ |
(3 rows) (3 rows)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É = '¿ÍZ01²¼'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É = '¿ÍZ01²¼';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
------------------------------------+---------------+-------------- --------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼|¿ÍZ01²¼ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ |
(1 row) (1 row)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É ~* '¿Íz01²¼'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É ~* '¿Íz01²¼';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
------------------------------------+---------------+-------------- --------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼|¿ÍZ01²¼ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ |
(1 row) (1 row)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É like '_Z01_'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É like '_Z01_';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
------------------------------------+---------------+-------------- --------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼|¿ÍZ01²¼ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ |
(1 row) (1 row)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É like '_Z%'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ʬ’Îà’¥³’¡¼’¥É like '_Z%';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
------------------------------------+---------------+-------------- --------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼|¿ÍZ01²¼ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ |
(1 row) (1 row)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ÍÑ’¸ì ~ '’¥³’¥ó’¥Ô’¥å’¡¼’¥¿[’¥Ç’¥°]'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ÍÑ’¸ì ~ '’¥³’¥ó’¥Ô’¥å’¡¼’¥¿[’¥Ç’¥°]';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
---------------------------------------+---------------+-------------- -----------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å |
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ |
(2 rows) (2 rows)
QUERY: select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ÍÑ’¸ì ~* '’¥³’¥ó’¥Ô’¥å’¡¼’¥¿[’¥Ç’¥°]'; select * from ’·×’»»’µ¡’ÍÑ’¸ì where ’ÍÑ’¸ì ~* '’¥³’¥ó’¥Ô’¥å’¡¼’¥¿[’¥Ç’¥°]';
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è
---------------------------------------+---------------+-------------- -----------------------------------------+-----------------+----------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å |
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ |
(2 rows) (2 rows)
QUERY: select *,character_length(’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì; select *,character_length(’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì;
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è|length ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è | char_length
---------------------------------------+---------------+--------------+------ -----------------------------------------+-----------------+----------------+-------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | | 12 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å | | 12
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | | 13 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ | | 13
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ |¿ÍZ01²¼ | | 12 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ | | 12
(3 rows) (3 rows)
QUERY: select *,octet_length(’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì; select *,octet_length(’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì;
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è|octet_length ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è | octet_length
---------------------------------------+---------------+--------------+------------ -----------------------------------------+-----------------+----------------+--------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | | 36 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å | | 36
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | | 39 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ | | 39
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ |¿ÍZ01²¼ | | 36 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ | | 36
(3 rows) (3 rows)
QUERY: select *,position('’¥Ç' in ’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì; select *,position('’¥Ç' in ’ÍÑ’¸ì) from ’·×’»»’µ¡’ÍÑ’¸ì;
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è|strpos ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è | strpos
---------------------------------------+---------------+--------------+------ -----------------------------------------+-----------------+----------------+--------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | | 7 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å | | 7
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | | 0 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ | | 0
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ |¿ÍZ01²¼ | | 0 ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ | | 0
(3 rows) (3 rows)
QUERY: select *,substring(’ÍÑ’¸ì from 10 for 4) from ’·×’»»’µ¡’ÍÑ’¸ì; select *,substring(’ÍÑ’¸ì from 10 for 4) from ’·×’»»’µ¡’ÍÑ’¸ì;
’ÍÑ’¸ì |’ʬ’Îà’¥³’¡¼’¥É|È÷¹Í1a¤À¤è|substr ’ÍÑ’¸ì | ’ʬ’Îà’¥³’¡¼’¥É | È÷¹Í1a¤À¤è | substr
---------------------------------------+---------------+--------------+------------ -----------------------------------------+-----------------+----------------+--------------
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ |µ¡A01¾å | |’¥×’¥ì’¥¤ ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥Ç’¥£’¥¹’¥×’¥ì’¥¤ | µ¡A01¾å | | ’¥×’¥ì’¥¤
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹|ʬB10Ãæ | |’¥£’¥Ã’¥¯’¥¹ ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥°’¥é’¥Õ’¥£’¥Ã’¥¯’¥¹ | ʬB10Ãæ | | ’¥£’¥Ã’¥¯’¥¹
’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ |¿ÍZ01²¼ | |’¥é’¥Þ’¡¼ ’¥³’¥ó’¥Ô’¥å’¡¼’¥¿’¥×’¥í’¥°’¥é’¥Þ’¡¼ | ¿ÍZ01²¼ | | ’¥é’¥Þ’¡¼
(3 rows) (3 rows)
QUERY: drop table ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; drop table ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
ERROR: Relation '‘ĽĆ‘Ëă‘»ú‘Ęő‘Óď' does not exist ERROR: Relation '‘ĽĆ‘Ëă‘»ú‘Ęő‘Óď' does not exist
QUERY: create table ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï(‘Êõ‘Óï text, ‘·Ö‘Àà‘ºÅ varchar, ±¸×¢1A char(16)); create table ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï(‘Êõ‘Óï text, ‘·Ö‘Àà‘ºÅ varchar, ±¸×¢1A char(16));
QUERY: create index ¼ÆËã»úÊõÓïindex1 on ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï using btree(‘Êõ‘Óï); create index ¼ÆËã»úÊõÓïindex1 on ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï using btree(‘Êõ‘Óï);
QUERY: create index ¼ÆËã»úÊõÓïindex2 on ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï using btree(‘·Ö‘Àà‘ºÅ); create index ¼ÆËã»úÊõÓïindex2 on ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï using btree(‘·Ö‘Àà‘ºÅ);
QUERY: insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ','»úA01ÉÏ'); insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ','»úA01ÉÏ');
QUERY: insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘Äԑͼ‘ÐÎ','·ÖB01ÖÐ'); insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘Äԑͼ‘ÐÎ','·ÖB01ÖÐ');
QUERY: insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±','ÈËZ01ÏÂ'); insert into ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï values('‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±','ÈËZ01ÏÂ');
QUERY: vacuum ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; vacuum ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ |
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ |
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï |
(3 rows) (3 rows)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ = 'ÈËZ01ÏÂ'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ = 'ÈËZ01ÏÂ';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï |
(1 row) (1 row)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ ~* 'ÈËz01ÏÂ'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ ~* 'ÈËz01ÏÂ';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï |
(1 row) (1 row)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ like '_Z01_'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ like '_Z01_';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï |
(1 row) (1 row)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ like '_Z%'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘·Ö‘Àà‘ºÅ like '_Z%';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï |
(1 row) (1 row)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘Êõ‘Óï ~ '‘µç‘ÄÔ[‘Ïԑͼ]'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘Êõ‘Óï ~ '‘µç‘ÄÔ[‘Ïԑͼ]';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ |
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ |
(2 rows) (2 rows)
QUERY: select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘Êõ‘Óï ~* '‘µç‘ÄÔ[‘Ïԑͼ]'; select * from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï where ‘Êõ‘Óï ~* '‘µç‘ÄÔ[‘Ïԑͼ]';
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a
---------------+---------+-------- -----------------+-----------+----------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ |
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ |
(2 rows) (2 rows)
QUERY: select *,character_length(‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; select *,character_length(‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a|length ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a | char_length
---------------+---------+--------+------ -----------------+-----------+----------+-------------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| | 5 ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ | | 5
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| | 4 ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ | | 4
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| | 5 ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï | | 5
(3 rows) (3 rows)
QUERY: select *,octet_length(‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; select *,octet_length(‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a|octet_length ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a | octet_length
---------------+---------+--------+------------ -----------------+-----------+----------+--------------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| | 15 ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ | | 15
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| | 12 ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ | | 12
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| | 15 ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï | | 15
(3 rows) (3 rows)
QUERY: select *,position('‘ÏÔ' in ‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; select *,position('‘ÏÔ' in ‘Êõ‘Óï) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a|strpos ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a | strpos
---------------+---------+--------+------ -----------------+-----------+----------+--------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| | 3 ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ | | 3
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| | 0 ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ | | 0
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| | 0 ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï | | 0
(3 rows) (3 rows)
QUERY: select *,substring(‘Êõ‘Óï from 3 for 4) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï; select *,substring(‘Êõ‘Óï from 3 for 4) from ‘¼Æ‘Ëã‘»ú‘Êõ‘Óï;
‘Êõ‘Óï |‘·Ö‘Àà‘ºÅ|±¸×¢1a|substr ‘Êõ‘Óï | ‘·Ö‘Àà‘ºÅ | ±¸×¢1a | substr
---------------+---------+--------+--------- -----------------+-----------+----------+-----------
‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ|»úA01ÉÏ| |‘Ïԑʾ‘ÆÁ ‘µç‘ÄÔ‘Ïԑʾ‘ÆÁ | »úA01ÉÏ | | ‘Ïԑʾ‘ÆÁ
‘µç‘Äԑͼ‘ÐÎ |·ÖB01ÖÐ| |‘ͼ‘ÐÎ ‘µç‘Äԑͼ‘ÐÎ | ·ÖB01ÖÐ | | ‘ͼ‘ÐÎ
‘µç‘ÄÔ‘³Ì‘Ðò‘Ô±|ÈËZ01ÏÂ| |‘³Ì‘Ðò‘Ô± ‘µç‘ÄÔ‘³Ì‘Ðò‘Ô± | ÈËZ01Ï | | ‘³Ì‘Ðò‘Ô±
(3 rows) (3 rows)
QUERY: drop table “ͪ“ß©“Ѧ“¿ë“¾î; drop table “ͪ“ß©“Ѧ“¿ë“¾î;
ERROR: Relation '“ÍŞ“ß©“Ѧ“żë“ľî' does not exist ERROR: Relation '“ÍŞ“ß©“Ѧ“żë“ľî' does not exist
QUERY: create table “ͪ“ß©“Ѧ“¿ë“¾î (“¿ë“¾î text, “Ý“׾“ÄÚ“µå varchar, “ºñ“°í1A“¶ó“±¸ char(16)); create table “ͪ“ß©“Ѧ“¿ë“¾î (“¿ë“¾î text, “Ý“׾“ÄÚ“µå varchar, “ºñ“°í1A“¶ó“±¸ char(16));
QUERY: create index “ͪ“ß©“Ѧ“¿ë“¾îindex1 on “ͪ“ß©“Ѧ“¿ë“¾î using btree (“¿ë“¾î); create index “ͪ“ß©“Ѧ“¿ë“¾îindex1 on “ͪ“ß©“Ѧ“¿ë“¾î using btree (“¿ë“¾î);
QUERY: create index “ͪ“ß©“Ѧ“¿ë“¾îindex2 on “ͪ“ß©“Ѧ“¿ë“¾î using hash (“Ý“׾“ÄÚ“µå); create index “ͪ“ß©“Ѧ“¿ë“¾îindex2 on “ͪ“ß©“Ѧ“¿ë“¾î using hash (“Ý“׾“ÄÚ“µå);
QUERY: insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ', '“ѦA01“ß¾'); insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ', '“ѦA01“ß¾');
QUERY: insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º', '“ÝÂB10“ñé'); insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º', '“ÝÂB10“ñé');
QUERY: insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó', '“ìÑZ01“ù»'); insert into “ͪ“ß©“Ѧ“¿ë“¾î values('“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó', '“ìÑZ01“ù»');
QUERY: vacuum “ͪ“ß©“Ѧ“¿ë“¾î; vacuum “ͪ“ß©“Ѧ“¿ë“¾î;
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î; select * from “ͪ“ß©“Ѧ“¿ë“¾î;
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ |
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé |
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» |
(3 rows) (3 rows)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå = '“ìÑZ01“ù»'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå = '“ìÑZ01“ù»';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» |
(1 row) (1 row)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå ~* '“ìÑz01“ù»'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå ~* '“ìÑz01“ù»';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» |
(1 row) (1 row)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå like '_Z01_'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå like '_Z01_';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» |
(1 row) (1 row)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå like '_Z%'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “Ý“׾“ÄÚ“µå like '_Z%';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» |
(1 row) (1 row)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “¿ë“¾î ~ '“Äēǻ“ÅÍ[“µð“±×]'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “¿ë“¾î ~ '“Äēǻ“ÅÍ[“µð“±×]';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ |
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé |
(2 rows) (2 rows)
QUERY: select * from “ͪ“ß©“Ѧ“¿ë“¾î where “¿ë“¾î ~* '“Äēǻ“ÅÍ[“µð“±×]'; select * from “ͪ“ß©“Ѧ“¿ë“¾î where “¿ë“¾î ~* '“Äēǻ“ÅÍ[“µð“±×]';
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸ “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸
------------------------+------------+-------------- --------------------------+--------------+----------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ |
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé |
(2 rows) (2 rows)
QUERY: select *,character_length(“¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î; select *,character_length(“¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î;
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸|length “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸ | char_length
------------------------+------------+--------------+------ --------------------------+--------------+----------------+-------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | | 8 “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ | | 8
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | | 7 “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé | | 7
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | | 8 “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» | | 8
(3 rows) (3 rows)
QUERY: select *,octet_length(“¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î; select *,octet_length(“¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î;
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸|octet_length “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸ | octet_length
------------------------+------------+--------------+------------ --------------------------+--------------+----------------+--------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | | 24 “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ | | 24
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | | 21 “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé | | 21
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | | 24 “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» | | 24
(3 rows) (3 rows)
QUERY: select *,position('“µð' in “¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î; select *,position('“µð' in “¿ë“¾î) from “ͪ“ß©“Ѧ“¿ë“¾î;
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸|strpos “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸ | strpos
------------------------+------------+--------------+------ --------------------------+--------------+----------------+--------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | | 4 “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ | | 4
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | | 0 “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé | | 0
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | | 0 “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» | | 0
(3 rows) (3 rows)
QUERY: select *,substring(“¿ë“¾î from 3 for 4) from “ͪ“ß©“Ѧ“¿ë“¾î; select *,substring(“¿ë“¾î from 3 for 4) from “ͪ“ß©“Ѧ“¿ë“¾î;
“¿ë“¾î |“Ý“׾“ÄÚ“µå|“ºñ“°í1a“¶ó“±¸|substr “¿ë“¾î | “Ý“׾“ÄÚ“µå | “ºñ“°í1a“¶ó“±¸ | substr
------------------------+------------+--------------+------------ --------------------------+--------------+----------------+--------------
“Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ|“ѦA01“ß¾ | |“ÅÍ“µð“½º“Çà “Äēǻ“ÅÍ“µð“½º“ÇÓ·¹“ÀÌ | “ѦA01“ß¾ | | “ÅÍ“µð“½º“ÇÃ
“Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º |“ÝÂB10“ñé | |“ÅÍ“±×“·¡“ÇÈ “Äēǻ“ÅÍ“±×“·¡“ÇÈ“½º | “ÝÂB10“ñé | | “ÅÍ“±×“·¡“ÇÈ
“Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó|“ìÑZ01“ù» | |“ÅÍ“ÇÁ“·Î“±× “Äēǻ“ÅÍ“ÇÁ“·Î“±×“·¡“¸Ó | “ìÑZ01“ù» | | “ÅÍ“ÇÁ“·Î“±×
(3 rows) (3 rows)
QUERY: drop table test; drop table test;
ERROR: Relation 'test' does not exist ERROR: Relation 'test' does not exist
QUERY: create table test (t text); create table test (t text);
QUERY: insert into test values('ENGLISH'); insert into test values('ENGLISH');
QUERY: insert into test values('FRAN<41>ÇAIS'); insert into test values('FRAN<41>ÇAIS');
QUERY: insert into test values('ESPA<50>ÑOL'); insert into test values('ESPA<50>ÑOL');
QUERY: insert into test values('<27>ÍSLENSKA'); insert into test values('<27>ÍSLENSKA');
QUERY: insert into test values('ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA'); insert into test values('ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA');
QUERY: vacuum test; vacuum test;
QUERY: select * from test; select * from test;
t t
------------------------------------ --------------------------------------
ENGLISH ENGLISH
FRAN<EFBFBD>ÇAIS FRAN<EFBFBD>ÇAIS
ESPA<EFBFBD>ÑOL ESPA<EFBFBD>ÑOL
<EFBFBD>ÍSLENSKA <EFBFBD>ÍSLENSKA
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA
(5 rows) (5 rows)
QUERY: select * from test where t = 'ESPA<50>ÑOL'; select * from test where t = 'ESPA<50>ÑOL';
t t
-------- ----------
ESPA<EFBFBD>ÑOL ESPA<EFBFBD>ÑOL
(1 row) (1 row)
QUERY: select * from test where t ~* 'espa<70>Ñol'; select * from test where t ~* 'espa<70>Ñol';
t t
------------------------------------ --------------------------------------
ESPA<EFBFBD>ÑOL ESPA<EFBFBD>ÑOL
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA
(2 rows) (2 rows)
QUERY: select *,character_length(t) from test; select *,character_length(t) from test;
t |length t | char_length
------------------------------------+------ --------------------------------------+-------------
ENGLISH | 7 ENGLISH | 7
FRAN<EFBFBD>ÇAIS | 8 FRAN<EFBFBD>ÇAIS | 8
ESPA<EFBFBD>ÑOL | 7 ESPA<EFBFBD>ÑOL | 7
<EFBFBD>ÍSLENSKA | 8 <EFBFBD>ÍSLENSKA | 8
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA| 33 ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA | 33
(5 rows) (5 rows)
QUERY: select *,octet_length(t) from test; select *,octet_length(t) from test;
t |octet_length t | octet_length
------------------------------------+------------ --------------------------------------+--------------
ENGLISH | 7 ENGLISH | 7
FRAN<EFBFBD>ÇAIS | 9 FRAN<EFBFBD>ÇAIS | 9
ESPA<EFBFBD>ÑOL | 8 ESPA<EFBFBD>ÑOL | 8
<EFBFBD>ÍSLENSKA | 9 <EFBFBD>ÍSLENSKA | 9
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA| 36 ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA | 36
(5 rows) (5 rows)
QUERY: select *,position('L' in t) from test; select *,position('L' in t) from test;
t |strpos t | strpos
------------------------------------+------ --------------------------------------+--------
ENGLISH | 4 ENGLISH | 4
FRAN<EFBFBD>ÇAIS | 0 FRAN<EFBFBD>ÇAIS | 0
ESPA<EFBFBD>ÑOL | 7 ESPA<EFBFBD>ÑOL | 7
<EFBFBD>ÍSLENSKA | 3 <EFBFBD>ÍSLENSKA | 3
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA| 4 ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA | 4
(5 rows) (5 rows)
QUERY: select *,substring(t from 3 for 4) from test; select *,substring(t from 3 for 4) from test;
t |substr t | substr
------------------------------------+------ --------------------------------------+--------
ENGLISH |GLIS ENGLISH | GLIS
FRAN<EFBFBD>ÇAIS |AN<41>ÇA FRAN<EFBFBD>ÇAIS | AN<EFBFBD>ÇA
ESPA<EFBFBD>ÑOL |PA<50>ÑO ESPA<EFBFBD>ÑOL | PA<EFBFBD>ÑO
<EFBFBD>ÍSLENSKA |LENS <EFBFBD>ÍSLENSKA | LENS
ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA|GLIS ENGLISH FRAN<41>ÇAIS ESPA<50>ÑOL <20>ÍSLENSKA | GLIS
(5 rows) (5 rows)

View File

@ -54,11 +54,11 @@ select * from computer_terms where term ~* 'computer [DG]';
(2 rows) (2 rows)
select *,character_length(term) from computer_terms; select *,character_length(term) from computer_terms;
term | category | comments | length term | category | comments | char_length
---------------------+----------+------------------+-------- ---------------------+----------+------------------+-------------
computer display | X-A01-Y | a comment 1 | 16 computer display | X-A01-Y | a comment 1 | 16
computer graphics | T-B01-Y | a comment 2 | 17 computer graphics | T-B01-Y | a comment 2 | 17
computer programmer | S-Z01-Y | a comment 3 | 19 computer programmer | S-Z01-Y | a comment 3 | 19
(3 rows) (3 rows)
select *,octet_length(term) from computer_terms; select *,octet_length(term) from computer_terms;