+++ /dev/null
-drop table ¼ÆËã»úÊõÓï;
-ERROR: Relation '¼ÆËã»úÊõÓï' does not exist
-create table ¼ÆËã»úÊõÓï(ÊõÓï text, ·ÖÀàºÅ varchar, ±¸×¢1A char(16));
-create index ¼ÆËã»úÊõÓïindex1 on ¼ÆËã»úÊõÓï using btree(ÊõÓï);
-create index ¼ÆËã»úÊõÓïindex2 on ¼ÆËã»úÊõÓï using btree(·ÖÀàºÅ);
-insert into ¼ÆËã»úÊõÓï values('µçÄÔÏÔʾÆÁ','»úA01ÉÏ');
-insert into ¼ÆËã»úÊõÓï values('µçÄÔͼÐÎ','·ÖB01ÖÐ');
-insert into ¼ÆËã»úÊõÓï values('µçÄÔ³ÌÐòÔ±','ÈËZ01ÏÂ');
-vacuum ¼ÆËã»úÊõÓï;
-select * from ¼ÆËã»úÊõÓï;
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ |
- µçÄÔͼÐÎ | ·ÖB01ÖÐ |
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï |
-(3 rows)
-
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ = 'ÈËZ01ÏÂ';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï |
-(1 row)
-
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ ~* 'ÈËz01ÏÂ';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï |
-(1 row)
-
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ like '_Z01_';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï |
-(1 row)
-
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ like '_Z%';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï |
-(1 row)
-
-select * from ¼ÆËã»úÊõÓï where ÊõÓï ~ 'µçÄÔ[ÏÔͼ]';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ |
- µçÄÔͼÐÎ | ·ÖB01ÖÐ |
-(2 rows)
-
-select * from ¼ÆËã»úÊõÓï where ÊõÓï ~* 'µçÄÔ[ÏÔͼ]';
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a
-------------+---------+--------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ |
- µçÄÔͼÐÎ | ·ÖB01ÖÐ |
-(2 rows)
-
-select *,character_length(ÊõÓï) from ¼ÆËã»úÊõÓï;
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a | char_length
-------------+---------+--------+-------------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ | | 5
- µçÄÔͼÐÎ | ·ÖB01ÖÐ | | 4
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï | | 5
-(3 rows)
-
-select *,octet_length(ÊõÓï) from ¼ÆËã»úÊõÓï;
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a | octet_length
-------------+---------+--------+--------------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ | | 10
- µçÄÔͼÐÎ | ·ÖB01ÖÐ | | 8
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï | | 10
-(3 rows)
-
-select *,position('ÏÔ' in ÊõÓï) from ¼ÆËã»úÊõÓï;
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a | strpos
-------------+---------+--------+--------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ | | 3
- µçÄÔͼÐÎ | ·ÖB01ÖÐ | | 0
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï | | 0
-(3 rows)
-
-select *,substring(ÊõÓï from 3 for 4) from ¼ÆËã»úÊõÓï;
- ÊõÓï | ·ÖÀàºÅ | ±¸×¢1a | substr
-------------+---------+--------+--------
- µçÄÔÏÔʾÆÁ | »úA01ÉÏ | | ÏÔʾÆÁ
- µçÄÔͼÐÎ | ·ÖB01ÖÐ | | ͼÐÎ
- µçÄÔ³ÌÐòÔ± | ÈËZ01Ï | | ³ÌÐòÔ±
-(3 rows)
-
+++ /dev/null
-drop table ·×»»µ¡ÍѸì;
-ERROR: table "·×»»µ¡ÍѸì" is nonexistent
-create table ·×»»µ¡ÍѸì (ÍѸì text, ʬÎॳ¡¼¥É varchar, È÷¹Í1A¤À¤è char(16));
-create index ·×»»µ¡ÍѸìindex1 on ·×»»µ¡ÍѸì using btree (ÍѸì);
-create index ·×»»µ¡ÍѸìindex2 on ·×»»µ¡ÍѸì using hash (ʬÎॳ¡¼¥É);
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥Ç¥£¥¹¥×¥ì¥¤','µ¡A01¾å');
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥°¥é¥Õ¥£¥Ã¥¯¥¹','ʬB10Ãæ');
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼','¿ÍZ01²¼');
-vacuum ·×»»µ¡ÍѸì;
-select * from ·×»»µ¡ÍѸì;
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
-----------------------------+------------+------------
- ¥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¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ |
-(3 rows)
-
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É = '¿ÍZ01²¼';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
---------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ |
-(1 row)
-
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É ~* '¿Íz01²¼';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
---------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ |
-(1 row)
-
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É like '_Z01_';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
---------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ |
-(1 row)
-
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É like '_Z%';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
---------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ |
-(1 row)
-
-select * from ·×»»µ¡ÍѸì where ÍѸì ~ '¥³¥ó¥Ô¥å¡¼¥¿[¥Ç¥°]';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
-----------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥Ç¥£¥¹¥×¥ì¥¤ | µ¡A01¾å |
- ¥³¥ó¥Ô¥å¡¼¥¿¥°¥é¥Õ¥£¥Ã¥¯¥¹ | ʬB10Ãæ |
-(2 rows)
-
-select * from ·×»»µ¡ÍѸì where ÍѸì ~* '¥³¥ó¥Ô¥å¡¼¥¿[¥Ç¥°]';
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è
-----------------------------+------------+------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥Ç¥£¥¹¥×¥ì¥¤ | µ¡A01¾å |
- ¥³¥ó¥Ô¥å¡¼¥¿¥°¥é¥Õ¥£¥Ã¥¯¥¹ | ʬB10Ãæ |
-(2 rows)
-
-select *,character_length(ÍѸì) from ·×»»µ¡ÍѸì;
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è | char_length
-----------------------------+------------+------------+-------------
- ¥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¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ | | 12
-(3 rows)
-
-select *,octet_length(ÍѸì) from ·×»»µ¡ÍѸì;
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è | octet_length
-----------------------------+------------+------------+--------------
- ¥³¥ó¥Ô¥å¡¼¥¿¥Ç¥£¥¹¥×¥ì¥¤ | µ¡A01¾å | | 24
- ¥³¥ó¥Ô¥å¡¼¥¿¥°¥é¥Õ¥£¥Ã¥¯¥¹ | ʬB10Ãæ | | 26
- ¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ | | 24
-(3 rows)
-
-select *,position('¥Ç' in ÍѸì) from ·×»»µ¡ÍѸì;
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è | strpos
-----------------------------+------------+------------+--------
- ¥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¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ | | 0
-(3 rows)
-
-select *,substring(ÍѸì from 10 for 4) from ·×»»µ¡ÍѸì;
- ÍѸì | ʬÎॳ¡¼¥É | È÷¹Í1a¤À¤è | substr
-----------------------------+------------+------------+----------
- ¥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¥¿¥×¥í¥°¥é¥Þ¡¼ | ¿ÍZ01²¼ | | ¥é¥Þ¡¼
-(3 rows)
-
+++ /dev/null
-drop table ͪߩѦ¿ë¾î;
-ERROR: Relation 'ͪߩѦ¿ë¾î' does not exist
-create table ͪߩѦ¿ë¾î (¿ë¾î text, ÝÂ×¾ÄÚµå varchar, ºñ°í1A¶ó±¸ char(16));
-create index ͪߩѦ¿ë¾îindex1 on ͪߩѦ¿ë¾î using btree (¿ë¾î);
-create index ͪߩѦ¿ë¾îindex2 on ͪߩѦ¿ë¾î using hash (ÝÂ×¾ÄÚµå);
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ', 'ѦA01ß¾');
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»Åͱ׷¡ÇȽº', 'ÝÂB10ñé');
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó', 'ìÑZ01ù»');
-vacuum ͪߩѦ¿ë¾î;
-select * from ͪߩѦ¿ë¾î;
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ |
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé |
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» |
-(3 rows)
-
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå = 'ìÑZ01ù»';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» |
-(1 row)
-
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå ~* 'ìÑz01ù»';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» |
-(1 row)
-
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå like '_Z01_';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» |
-(1 row)
-
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå like '_Z%';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» |
-(1 row)
-
-select * from ͪߩѦ¿ë¾î where ¿ë¾î ~ 'ÄÄÇ»ÅÍ[µð±×]';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ |
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé |
-(2 rows)
-
-select * from ͪߩѦ¿ë¾î where ¿ë¾î ~* 'ÄÄÇ»ÅÍ[µð±×]';
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸
-------------------+----------+------------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ |
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé |
-(2 rows)
-
-select *,character_length(¿ë¾î) from ͪߩѦ¿ë¾î;
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸ | char_length
-------------------+----------+------------+-------------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ | | 8
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé | | 7
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» | | 8
-(3 rows)
-
-select *,octet_length(¿ë¾î) from ͪߩѦ¿ë¾î;
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸ | octet_length
-------------------+----------+------------+--------------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ | | 16
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé | | 14
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» | | 16
-(3 rows)
-
-select *,position('µð' in ¿ë¾î) from ͪߩѦ¿ë¾î;
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸ | strpos
-------------------+----------+------------+--------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ | | 4
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé | | 0
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» | | 0
-(3 rows)
-
-select *,substring(¿ë¾î from 3 for 4) from ͪߩѦ¿ë¾î;
- ¿ë¾î | ÝÂ×¾ÄÚµå | ºñ°í1a¶ó±¸ | substr
-------------------+----------+------------+----------
- ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ | ѦA01ß¾ | | Å͵ð½ºÇÃ
- ÄÄÇ»Åͱ׷¡ÇȽº | ÝÂB10ñé | | Åͱ׷¡ÇÈ
- ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó | ìÑZ01ù» | | ÅÍÇÁ·Î±×
-(3 rows)
-
+++ /dev/null
-drop table ìÞÙ¸æñÕè;
-ERROR: Relation 'ìÞÙ¸æñÕè' does not exist
-create table ìÞÙ¸æñÕè (ÈçäÆɱ text, ÄüƳÍñó¤ varchar, ÇâÉß varchar(16));
-create index ìÞÙ¸æñÕèindex1 on ìÞÙ¸æñÕè using btree (ÈçäÆɱ);
-create index ìÞÙ¸æñÕèindex2 on ìÞÙ¸æñÕè using hash (ÄüƳÍñó¤);
-insert into ìÞÙ¸æñÕè values ('çÙæªäÆ', 'ç®ç®ÒïÊÀ', 'Æ¡A01Äî');
-insert into ìÞÙ¸æñÕè values ('êûÝßäÆ', 'ØÂäãÈ´ÓîÄüƳ', 'ÄãB10Äã');
-insert into ìÞÙ¸æñÕè values ('ó§ã£äÆ', 'Ó¡ÌÀϴǹȴÓîÄüƳ', 'ØíZ01Ħ');
-vacuum ìÞÙ¸æñÕè;
-select * from ìÞÙ¸æñÕè;
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+------------------+---------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî
- êûÝßäÆ | ØÂäãÈ´ÓîÄüƳ | ÄãB10Äã
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ
-(3 rows)
-
-select * from ìÞÙ¸æñÕè where ÇâÉß = 'ØíZ01Ħ';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+------------------+---------
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ
-(1 row)
-
-select * from ìÞÙ¸æñÕè where ÇâÉß ~* 'Øíz01Ħ';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+------------------+---------
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ
-(1 row)
-
-select * from ìÞÙ¸æñÕè where ÇâÉß like '_Z01_';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+------------------+---------
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ
-(1 row)
-
-select * from ìÞÙ¸æñÕè where ÇâÉß like '_Z%';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+------------------+---------
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ
-(1 row)
-
-select * from ìÞÙ¸æñÕè where ÄüƳÍñó¤ ~ 'ç®ç®Òï[ÙìØ´ÊÀ]';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+----------+---------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî
-(1 row)
-
-select * from ìÞÙ¸æñÕè where ÄüƳÍñó¤ ~* 'ç®ç®Òï[ÙìØ´ÊÀ]';
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß
---------+----------+---------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî
-(1 row)
-
-select *, character_length(ÈçäÆɱ) from ìÞÙ¸æñÕè;
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß | char_length
---------+------------------+---------+-------------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî | 3
- êûÝßäÆ | ØÂäãÈ´ÓîÄüƳ | ÄãB10Äã | 3
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ | 3
-(3 rows)
-
-select *, octet_length(ÈçäÆɱ) from ìÞÙ¸æñÕè;
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß | octet_length
---------+------------------+---------+--------------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî | 6
- êûÝßäÆ | ØÂäãÈ´ÓîÄüƳ | ÄãB10Äã | 6
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ | 6
-(3 rows)
-
-select *, position('È´Óî' in ÄüƳÍñó¤) from ìÞÙ¸æñÕè;
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß | strpos
---------+------------------+---------+--------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî | 0
- êûÝßäÆ | ØÂäãÈ´ÓîÄüƳ | ÄãB10Äã | 3
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ | 5
-(3 rows)
-
-select *, substring(ÄüƳÍñó¤ from 3 for 6 ) from ìÞÙ¸æñÕè;
- ÈçäÆɱ | ÄüƳÍñó¤ | ÇâÉß | substr
---------+------------------+---------+--------------
- çÙæªäÆ | ç®ç®ÒïÊÀ | Æ¡A01Äî | ÒïÊÀ
- êûÝßäÆ | ØÂäãÈ´ÓîÄüƳ | ÄãB10Äã | È´ÓîÄüƳ
- ó§ã£äÆ | Ó¡ÌÀϴǹȴÓîÄüƳ | ØíZ01Ħ | ϴǹȴÓîÄüƳ
-(3 rows)
-
+++ /dev/null
-drop table \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-ERROR: Relation '\92·×\92»»\92µ¡\92ÍÑ\92¸ì' does not exist
-create table \92·×\92»»\92µ¡\92ÍÑ\92¸ì (\92ÍÑ\92¸ì text, \92ʬ\92Îà\92¥³\92¡¼\92¥É varchar, \92È÷\92¹Í1A\92¤À\92¤è char(16));
-create index \92·×\92»»\92µ¡\92ÍÑ\92¸ìindex1 on \92·×\92»»\92µ¡\92ÍÑ\92¸ì using btree (\92ÍÑ\92¸ì);
-create index \92·×\92»»\92µ¡\92ÍÑ\92¸ìindex2 on \92·×\92»»\92µ¡\92ÍÑ\92¸ì using hash (\92ʬ\92Îà\92¥³\92¡¼\92¥É);
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤','\92µ¡A01\92¾å');
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹','\92ʬB10\92Ãæ');
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼','\92¿ÍZ01\92²¼');
-vacuum \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
------------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å |
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ |
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ |
-(3 rows)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É = '\92¿ÍZ01\92²¼';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
---------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ |
-(1 row)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É ~* '\92¿Íz01\92²¼';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
---------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ |
-(1 row)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É like '_Z01_';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
---------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ |
-(1 row)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É like '_Z%';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
---------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ |
-(1 row)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ÍÑ\92¸ì ~ '\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿[\92¥Ç\92¥°]';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
------------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å |
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ |
-(2 rows)
-
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ÍÑ\92¸ì ~* '\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿[\92¥Ç\92¥°]';
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è
------------------------------------------+-----------------+----------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å |
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ |
-(2 rows)
-
-select *,character_length(\92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è | char_length
------------------------------------------+-----------------+----------------+-------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å | | 12
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ | | 13
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ | | 12
-(3 rows)
-
-select *,octet_length(\92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è | octet_length
------------------------------------------+-----------------+----------------+--------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å | | 36
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ | | 39
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ | | 36
-(3 rows)
-
-select *,position('\92¥Ç' in \92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è | strpos
------------------------------------------+-----------------+----------------+--------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å | | 7
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ | | 0
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ | | 0
-(3 rows)
-
-select *,substring(\92ÍÑ\92¸ì from 10 for 4) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
- \92ÍÑ\92¸ì | \92ʬ\92Îà\92¥³\92¡¼\92¥É | \92È÷\92¹Í1a\92¤À\92¤è | substr
------------------------------------------+-----------------+----------------+--------------
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤ | \92µ¡A01\92¾å | | \92¥×\92¥ì\92¥¤
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹ | \92ʬB10\92Ãæ | | \92¥£\92¥Ã\92¥¯\92¥¹
- \92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼ | \92¿ÍZ01\92²¼ | | \92¥é\92¥Þ\92¡¼
-(3 rows)
-
-drop table \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-ERROR: Relation '\91¼Æ\91Ëã\91»ú\91Êõ\91Óï' does not exist
-create table \91¼Æ\91Ëã\91»ú\91Êõ\91Óï(\91Êõ\91Óï text, \91·Ö\91Àà\91ºÅ varchar, \91±¸\91×¢1A char(16));
-create index \91¼Æ\91Ëã\91»ú\91Êõ\91Óïindex1 on \91¼Æ\91Ëã\91»ú\91Êõ\91Óï using btree(\91Êõ\91Óï);
-create index \91¼Æ\91Ëã\91»ú\91Êõ\91Óïindex2 on \91¼Æ\91Ëã\91»ú\91Êõ\91Óï using btree(\91·Ö\91Àà\91ºÅ);
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ','\91»úA01\91ÉÏ');
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91ͼ\91ÐÎ','\91·ÖB01\91ÖÐ');
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91³Ì\91Ðò\91Ô±','\91ÈËZ01\91ÏÂ');
-vacuum \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ |
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ |
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï |
-(3 rows)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ = '\91ÈËZ01\91ÏÂ';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï |
-(1 row)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ ~* '\91ÈËz01\91ÏÂ';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï |
-(1 row)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ like '_Z01_';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï |
-(1 row)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ like '_Z%';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï |
-(1 row)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91Êõ\91Óï ~ '\91µç\91ÄÔ[\91ÏÔ\91ͼ]';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ |
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ |
-(2 rows)
-
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91Êõ\91Óï ~* '\91µç\91ÄÔ[\91ÏÔ\91ͼ]';
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a
------------------+-----------+----------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ |
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ |
-(2 rows)
-
-select *,character_length(\91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a | char_length
------------------+-----------+----------+-------------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ | | 5
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ | | 4
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï | | 5
-(3 rows)
-
-select *,octet_length(\91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a | octet_length
------------------+-----------+----------+--------------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ | | 15
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ | | 12
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï | | 15
-(3 rows)
-
-select *,position('\91ÏÔ' in \91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a | strpos
------------------+-----------+----------+--------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ | | 3
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ | | 0
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï | | 0
-(3 rows)
-
-select *,substring(\91Êõ\91Óï from 3 for 4) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
- \91Êõ\91Óï | \91·Ö\91Àà\91ºÅ | \91±¸\91×¢1a | substr
------------------+-----------+----------+-----------
- \91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ | \91»úA01\91ÉÏ | | \91ÏÔ\91ʾ\91ÆÁ
- \91µç\91ÄÔ\91ͼ\91ÐÎ | \91·ÖB01\91ÖÐ | | \91ͼ\91ÐÎ
- \91µç\91ÄÔ\91³Ì\91Ðò\91Ô± | \91ÈËZ01\91Ï | | \91³Ì\91Ðò\91Ô±
-(3 rows)
-
-drop table \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-ERROR: Relation '\93ͪ\93ß©\93Ѧ\93¿ë\93¾î' does not exist
-create table \93ͪ\93ß©\93Ѧ\93¿ë\93¾î (\93¿ë\93¾î text, \93ÝÂ\93×¾\93ÄÚ\93µå varchar, \93ºñ\93°í1A\93¶ó\93±¸ char(16));
-create index \93ͪ\93ß©\93Ѧ\93¿ë\93¾îindex1 on \93ͪ\93ß©\93Ѧ\93¿ë\93¾î using btree (\93¿ë\93¾î);
-create index \93ͪ\93ß©\93Ѧ\93¿ë\93¾îindex2 on \93ͪ\93ß©\93Ѧ\93¿ë\93¾î using hash (\93ÝÂ\93×¾\93ÄÚ\93µå);
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ', '\93ѦA01\93ß¾');
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º', '\93ÝÂB10\93ñé');
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó', '\93ìÑZ01\93ù»');
-vacuum \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ |
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé |
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» |
-(3 rows)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå = '\93ìÑZ01\93ù»';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» |
-(1 row)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå ~* '\93ìÑz01\93ù»';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» |
-(1 row)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå like '_Z01_';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» |
-(1 row)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå like '_Z%';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» |
-(1 row)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93¿ë\93¾î ~ '\93ÄÄ\93Ç»\93ÅÍ[\93µð\93±×]';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ |
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé |
-(2 rows)
-
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93¿ë\93¾î ~* '\93ÄÄ\93Ç»\93ÅÍ[\93µð\93±×]';
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸
---------------------------+--------------+----------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ |
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé |
-(2 rows)
-
-select *,character_length(\93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸ | char_length
---------------------------+--------------+----------------+-------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ | | 8
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé | | 7
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» | | 8
-(3 rows)
-
-select *,octet_length(\93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸ | octet_length
---------------------------+--------------+----------------+--------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ | | 24
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé | | 21
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» | | 24
-(3 rows)
-
-select *,position('\93µð' in \93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸ | strpos
---------------------------+--------------+----------------+--------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ | | 4
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé | | 0
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» | | 0
-(3 rows)
-
-select *,substring(\93¿ë\93¾î from 3 for 4) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
- \93¿ë\93¾î | \93ÝÂ\93×¾\93ÄÚ\93µå | \93ºñ\93°í1a\93¶ó\93±¸ | substr
---------------------------+--------------+----------------+--------------
- \93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ | \93ѦA01\93ß¾ | | \93ÅÍ\93µð\93½º\93ÇÃ
- \93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º | \93ÝÂB10\93ñé | | \93ÅÍ\93±×\93·¡\93ÇÈ
- \93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó | \93ìÑZ01\93ù» | | \93ÅÍ\93ÇÁ\93·Î\93±×
-(3 rows)
-
-drop table test;
-ERROR: Relation 'test' does not exist
-create table test (t text);
-insert into test values('ENGLISH');
-insert into test values('FRAN\81ÇAIS');
-insert into test values('ESPA\81ÑOL');
-insert into test values('\81ÍSLENSKA');
-insert into test values('ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA');
-vacuum test;
-select * from test;
- t
---------------------------------------
- ENGLISH
- FRAN\81ÇAIS
- ESPA\81ÑOL
- \81ÍSLENSKA
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA
-(5 rows)
-
-select * from test where t = 'ESPA\81ÑOL';
- t
-----------
- ESPA\81ÑOL
-(1 row)
-
-select * from test where t ~* 'espa\81Ñol';
- t
---------------------------------------
- ESPA\81ÑOL
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA
-(2 rows)
-
-select *,character_length(t) from test;
- t | char_length
---------------------------------------+-------------
- ENGLISH | 7
- FRAN\81ÇAIS | 8
- ESPA\81ÑOL | 7
- \81ÍSLENSKA | 8
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA | 33
-(5 rows)
-
-select *,octet_length(t) from test;
- t | octet_length
---------------------------------------+--------------
- ENGLISH | 7
- FRAN\81ÇAIS | 9
- ESPA\81ÑOL | 8
- \81ÍSLENSKA | 9
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA | 36
-(5 rows)
-
-select *,position('L' in t) from test;
- t | strpos
---------------------------------------+--------
- ENGLISH | 4
- FRAN\81ÇAIS | 0
- ESPA\81ÑOL | 7
- \81ÍSLENSKA | 3
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA | 4
-(5 rows)
-
-select *,substring(t from 3 for 4) from test;
- t | substr
---------------------------------------+--------
- ENGLISH | GLIS
- FRAN\81ÇAIS | AN\81ÇA
- ESPA\81ÑOL | PA\81ÑO
- \81ÍSLENSKA | LENS
- ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA | GLIS
-(5 rows)
-
+++ /dev/null
-drop table computer_terms;
-ERROR: Relation 'computer_terms' does not exist
-create table computer_terms(term text, category text, comments char(16));
-create index computer_terms_index1 on computer_terms using btree(term);
-create index computer_terms_index2 on computer_terms using btree(category);
-insert into computer_terms values('computer display', 'X-A01-Y', 'a comment 1');
-insert into computer_terms values('computer graphics', 'T-B01-Y', 'a comment 2');
-insert into computer_terms values('computer programmer', 'S-Z01-Y', 'a comment 3');
-vacuum computer_terms;
-select * from computer_terms;
- term | category | comments
----------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
- computer graphics | T-B01-Y | a comment 2
- computer programmer | S-Z01-Y | a comment 3
-(3 rows)
-
-select * from computer_terms where category = 'X-A01-Y';
- term | category | comments
-------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
-(1 row)
-
-select * from computer_terms where category ~* 'x-a01-y';
- term | category | comments
-------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
-(1 row)
-
-select * from computer_terms where category like '_-A01-_';
- term | category | comments
-------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
-(1 row)
-
-select * from computer_terms where category like '_-A%';
- term | category | comments
-------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
-(1 row)
-
-select * from computer_terms where term ~ 'computer [dg]';
- term | category | comments
--------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
- computer graphics | T-B01-Y | a comment 2
-(2 rows)
-
-select * from computer_terms where term ~* 'computer [DG]';
- term | category | comments
--------------------+----------+------------------
- computer display | X-A01-Y | a comment 1
- computer graphics | T-B01-Y | a comment 2
-(2 rows)
-
-select *,character_length(term) from computer_terms;
- term | category | comments | char_length
----------------------+----------+------------------+-------------
- computer display | X-A01-Y | a comment 1 | 16
- computer graphics | T-B01-Y | a comment 2 | 17
- computer programmer | S-Z01-Y | a comment 3 | 19
-(3 rows)
-
-select *,octet_length(term) from computer_terms;
- term | category | comments | octet_length
----------------------+----------+------------------+--------------
- computer display | X-A01-Y | a comment 1 | 16
- computer graphics | T-B01-Y | a comment 2 | 17
- computer programmer | S-Z01-Y | a comment 3 | 19
-(3 rows)
-
-select *,position('s' in term) from computer_terms;
- term | category | comments | strpos
----------------------+----------+------------------+--------
- computer display | X-A01-Y | a comment 1 | 12
- computer graphics | T-B01-Y | a comment 2 | 17
- computer programmer | S-Z01-Y | a comment 3 | 0
-(3 rows)
-
-select *,substring(term from 10 for 4) from computer_terms;
- term | category | comments | substr
----------------------+----------+------------------+--------
- computer display | X-A01-Y | a comment 1 | disp
- computer graphics | T-B01-Y | a comment 2 | grap
- computer programmer | S-Z01-Y | a comment 3 | prog
-(3 rows)
-
+++ /dev/null
---
--- drop.source
---
-
---
--- this will fail if the user is not the postgres superuser.
--- if it does, don't worry about it (you can turn usersuper
--- back on as "postgres"). too many people don't follow
--- directions and run this as "postgres", though...
---
-UPDATE pg_user
- SET usesuper = 't'::bool
- WHERE usename = 'postgres';
-
-
---
--- FUNCTION REMOVAL
---
-DROP FUNCTION hobbies(person);
-
-DROP FUNCTION hobby_construct(text,text);
-
-DROP FUNCTION equipment(hobbies_r);
-
-DROP FUNCTION user_relns();
-
-DROP FUNCTION widget_in(cstring);
-
-DROP FUNCTION widget_out(widget);
-
-DROP FUNCTION pt_in_widget(point,widget);
-
-DROP FUNCTION overpaid(emp);
-
-DROP FUNCTION boxarea(box);
-
-DROP FUNCTION interpt_pp(path,path);
-
-DROP FUNCTION reverse_name(name);
-
-DROP FUNCTION oldstyle_length(int4, text);
-
---
--- OPERATOR REMOVAL
---
-DROP OPERATOR ## (path, path);
-
-DROP OPERATOR <% (point, widget);
-
--- left unary
-DROP OPERATOR @#@ (none, int4);
-
--- right unary
-DROP OPERATOR #@# (int4, none);
-
--- right unary
-DROP OPERATOR #%# (int4, none);
-
-
---
--- ABSTRACT DATA TYPE REMOVAL
---
-DROP TYPE city_budget;
-
-DROP TYPE widget;
-
-
---
--- RULE REMOVAL
--- (is also tested in queries.source)
---
-
---
--- AGGREGATE REMOVAL
---
-DROP AGGREGATE newavg (int4);
-
-DROP AGGREGATE newsum (int4);
-
-DROP AGGREGATE newcnt (int4);
-
-
---
--- CLASS REMOVAL
--- (inheritance hierarchies are deleted in reverse order)
---
-
---
--- DROP ancillary data structures (i.e. indices)
---
-DROP INDEX onek_unique1;
-
-DROP INDEX onek_unique2;
-
-DROP INDEX onek_hundred;
-
-DROP INDEX onek_stringu1;
-
-DROP INDEX tenk1_unique1;
-
-DROP INDEX tenk1_unique2;
-
-DROP INDEX tenk1_hundred;
-
-DROP INDEX tenk2_unique1;
-
-DROP INDEX tenk2_unique2;
-
-DROP INDEX tenk2_hundred;
-
--- DROP INDEX onek2_u1_prtl;
-
--- DROP INDEX onek2_u2_prtl;
-
--- DROP INDEX onek2_stu1_prtl;
-
-DROP INDEX rect2ind;
-
-DROP INDEX rix;
-
-DROP INDEX iix;
-
-DROP INDEX six;
-
-DROP INDEX hash_i4_index;
-
-DROP INDEX hash_name_index;
-
-DROP INDEX hash_txt_index;
-
-DROP INDEX hash_f8_index;
-
--- DROP INDEX hash_ovfl_index;
-
-DROP INDEX bt_i4_index;
-
-DROP INDEX bt_name_index;
-
-DROP INDEX bt_txt_index;
-
-DROP INDEX bt_f8_index;
-
-
-DROP TABLE onek;
-
-DROP TABLE onek2;
-
-DROP TABLE tenk1;
-
-DROP TABLE tenk2;
-
-DROP TABLE Bprime;
-
-
-DROP TABLE hobbies_r;
-
-DROP TABLE equipment_r;
-
-
-DROP TABLE aggtest;
-
-DROP TABLE xacttest;
-
-DROP TABLE arrtest;
-
-DROP TABLE iportaltest;
-
-
-DROP TABLE f_star;
-
-DROP TABLE e_star;
-
-DROP TABLE d_star;
-
-DROP TABLE c_star;
-
-DROP TABLE b_star;
-
-DROP TABLE a_star;
-
-
---
--- must be in reverse inheritance order
---
-DROP TABLE stud_emp;
-
-DROP TABLE student;
-
-DROP TABLE slow_emp4000;
-
-DROP TABLE fast_emp4000;
-
-DROP TABLE emp;
-
-DROP TABLE person;
-
-
-DROP TABLE ramp;
-
-DROP TABLE real_city;
-
-DROP TABLE dept;
-
-DROP TABLE ihighway;
-
-DROP TABLE shighway;
-
-DROP TABLE road;
-
-DROP TABLE city;
-
-
-DROP TABLE hash_i4_heap;
-
-DROP TABLE hash_name_heap;
-
-DROP TABLE hash_txt_heap;
-
-DROP TABLE hash_f8_heap;
-
--- DROP TABLE hash_ovfl_heap;
-
-DROP TABLE bt_i4_heap;
-
-DROP TABLE bt_name_heap;
-
-DROP TABLE bt_txt_heap;
-
-DROP TABLE bt_f8_heap;
-
-
-DROP TABLE ABSTIME_TBL;
-
-DROP TABLE RELTIME_TBL;
-
-DROP TABLE TINTERVAL_TBL;
-
---
--- VIRTUAL CLASS REMOVAL
--- (also tests removal of rewrite rules)
---
-DROP VIEW street;
-
-DROP VIEW iexit;
-
-DROP VIEW toyemp;
+++ /dev/null
-drop table ¼ÆËã»úÊõÓï;
-create table ¼ÆËã»úÊõÓï(ÊõÓï text, ·ÖÀàºÅ varchar, ±¸×¢1A char(16));
-create index ¼ÆËã»úÊõÓïindex1 on ¼ÆËã»úÊõÓï using btree(ÊõÓï);
-create index ¼ÆËã»úÊõÓïindex2 on ¼ÆËã»úÊõÓï using btree(·ÖÀàºÅ);
-insert into ¼ÆËã»úÊõÓï values('µçÄÔÏÔʾÆÁ','»úA01ÉÏ');
-insert into ¼ÆËã»úÊõÓï values('µçÄÔͼÐÎ','·ÖB01ÖÐ');
-insert into ¼ÆËã»úÊõÓï values('µçÄÔ³ÌÐòÔ±','ÈËZ01ÏÂ');
-vacuum ¼ÆËã»úÊõÓï;
-select * from ¼ÆËã»úÊõÓï;
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ = 'ÈËZ01ÏÂ';
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ ~* 'ÈËz01ÏÂ';
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ like '_Z01_';
-select * from ¼ÆËã»úÊõÓï where ·ÖÀàºÅ like '_Z%';
-select * from ¼ÆËã»úÊõÓï where ÊõÓï ~ 'µçÄÔ[ÏÔͼ]';
-select * from ¼ÆËã»úÊõÓï where ÊõÓï ~* 'µçÄÔ[ÏÔͼ]';
-select *,character_length(ÊõÓï) from ¼ÆËã»úÊõÓï;
-select *,octet_length(ÊõÓï) from ¼ÆËã»úÊõÓï;
-select *,position('ÏÔ' in ÊõÓï) from ¼ÆËã»úÊõÓï;
-select *,substring(ÊõÓï from 3 for 4) from ¼ÆËã»úÊõÓï;
+++ /dev/null
-drop table ·×»»µ¡ÍѸì;
-create table ·×»»µ¡ÍѸì (ÍѸì text, ʬÎॳ¡¼¥É varchar, È÷¹Í1A¤À¤è char(16));
-create index ·×»»µ¡ÍѸìindex1 on ·×»»µ¡ÍѸì using btree (ÍѸì);
-create index ·×»»µ¡ÍѸìindex2 on ·×»»µ¡ÍѸì using hash (ʬÎॳ¡¼¥É);
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥Ç¥£¥¹¥×¥ì¥¤','µ¡A01¾å');
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥°¥é¥Õ¥£¥Ã¥¯¥¹','ʬB10Ãæ');
-insert into ·×»»µ¡ÍѸì values('¥³¥ó¥Ô¥å¡¼¥¿¥×¥í¥°¥é¥Þ¡¼','¿ÍZ01²¼');
-vacuum ·×»»µ¡ÍѸì;
-select * from ·×»»µ¡ÍѸì;
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É = '¿ÍZ01²¼';
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É ~* '¿Íz01²¼';
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É like '_Z01_';
-select * from ·×»»µ¡ÍѸì where ʬÎॳ¡¼¥É like '_Z%';
-select * from ·×»»µ¡ÍѸì where ÍѸì ~ '¥³¥ó¥Ô¥å¡¼¥¿[¥Ç¥°]';
-select * from ·×»»µ¡ÍѸì where ÍѸì ~* '¥³¥ó¥Ô¥å¡¼¥¿[¥Ç¥°]';
-select *,character_length(ÍѸì) from ·×»»µ¡ÍѸì;
-select *,octet_length(ÍѸì) from ·×»»µ¡ÍѸì;
-select *,position('¥Ç' in ÍѸì) from ·×»»µ¡ÍѸì;
-select *,substring(ÍѸì from 10 for 4) from ·×»»µ¡ÍѸì;
+++ /dev/null
-drop table ͪߩѦ¿ë¾î;
-create table ͪߩѦ¿ë¾î (¿ë¾î text, ÝÂ×¾ÄÚµå varchar, ºñ°í1A¶ó±¸ char(16));
-create index ͪߩѦ¿ë¾îindex1 on ͪߩѦ¿ë¾î using btree (¿ë¾î);
-create index ͪߩѦ¿ë¾îindex2 on ͪߩѦ¿ë¾î using hash (ÝÂ×¾ÄÚµå);
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»Å͵ð½ºÇ÷¹ÀÌ', 'ѦA01ß¾');
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»Åͱ׷¡ÇȽº', 'ÝÂB10ñé');
-insert into ͪߩѦ¿ë¾î values('ÄÄÇ»ÅÍÇÁ·Î±×·¡¸Ó', 'ìÑZ01ù»');
-vacuum ͪߩѦ¿ë¾î;
-select * from ͪߩѦ¿ë¾î;
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå = 'ìÑZ01ù»';
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå ~* 'ìÑz01ù»';
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå like '_Z01_';
-select * from ͪߩѦ¿ë¾î where ÝÂ×¾ÄÚµå like '_Z%';
-select * from ͪߩѦ¿ë¾î where ¿ë¾î ~ 'ÄÄÇ»ÅÍ[µð±×]';
-select * from ͪߩѦ¿ë¾î where ¿ë¾î ~* 'ÄÄÇ»ÅÍ[µð±×]';
-select *,character_length(¿ë¾î) from ͪߩѦ¿ë¾î;
-select *,octet_length(¿ë¾î) from ͪߩѦ¿ë¾î;
-select *,position('µð' in ¿ë¾î) from ͪߩѦ¿ë¾î;
-select *,substring(¿ë¾î from 3 for 4) from ͪߩѦ¿ë¾î;
+++ /dev/null
-drop table ìÞÙ¸æñÕè;
-create table ìÞÙ¸æñÕè (ÈçäÆɱ text, ÄüƳÍñó¤ varchar, ÇâÉß varchar(16));
-create index ìÞÙ¸æñÕèindex1 on ìÞÙ¸æñÕè using btree (ÈçäÆɱ);
-create index ìÞÙ¸æñÕèindex2 on ìÞÙ¸æñÕè using hash (ÄüƳÍñó¤);
-insert into ìÞÙ¸æñÕè values ('çÙæªäÆ', 'ç®ç®ÒïÊÀ', 'Æ¡A01Äî');
-insert into ìÞÙ¸æñÕè values ('êûÝßäÆ', 'ØÂäãÈ´ÓîÄüƳ', 'ÄãB10Äã');
-insert into ìÞÙ¸æñÕè values ('ó§ã£äÆ', 'Ó¡ÌÀϴǹȴÓîÄüƳ', 'ØíZ01Ħ');
-vacuum ìÞÙ¸æñÕè;
-select * from ìÞÙ¸æñÕè;
-select * from ìÞÙ¸æñÕè where ÇâÉß = 'ØíZ01Ħ';
-select * from ìÞÙ¸æñÕè where ÇâÉß ~* 'Øíz01Ħ';
-select * from ìÞÙ¸æñÕè where ÇâÉß like '_Z01_';
-select * from ìÞÙ¸æñÕè where ÇâÉß like '_Z%';
-select * from ìÞÙ¸æñÕè where ÄüƳÍñó¤ ~ 'ç®ç®Òï[ÙìØ´ÊÀ]';
-select * from ìÞÙ¸æñÕè where ÄüƳÍñó¤ ~* 'ç®ç®Òï[ÙìØ´ÊÀ]';
-
-select *, character_length(ÈçäÆɱ) from ìÞÙ¸æñÕè;
-select *, octet_length(ÈçäÆɱ) from ìÞÙ¸æñÕè;
-select *, position('È´Óî' in ÄüƳÍñó¤) from ìÞÙ¸æñÕè;
-select *, substring(ÄüƳÍñó¤ from 3 for 6 ) from ìÞÙ¸æñÕè;
+++ /dev/null
-drop table \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-create table \92·×\92»»\92µ¡\92ÍÑ\92¸ì (\92ÍÑ\92¸ì text, \92ʬ\92Îà\92¥³\92¡¼\92¥É varchar, \92È÷\92¹Í1A\92¤À\92¤è char(16));
-create index \92·×\92»»\92µ¡\92ÍÑ\92¸ìindex1 on \92·×\92»»\92µ¡\92ÍÑ\92¸ì using btree (\92ÍÑ\92¸ì);
-create index \92·×\92»»\92µ¡\92ÍÑ\92¸ìindex2 on \92·×\92»»\92µ¡\92ÍÑ\92¸ì using hash (\92ʬ\92Îà\92¥³\92¡¼\92¥É);
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥Ç\92¥£\92¥¹\92¥×\92¥ì\92¥¤','\92µ¡A01\92¾å');
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥°\92¥é\92¥Õ\92¥£\92¥Ã\92¥¯\92¥¹','\92ʬB10\92Ãæ');
-insert into \92·×\92»»\92µ¡\92ÍÑ\92¸ì values('\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿\92¥×\92¥í\92¥°\92¥é\92¥Þ\92¡¼','\92¿ÍZ01\92²¼');
-vacuum \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É = '\92¿ÍZ01\92²¼';
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É ~* '\92¿Íz01\92²¼';
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É like '_Z01_';
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ʬ\92Îà\92¥³\92¡¼\92¥É like '_Z%';
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ÍÑ\92¸ì ~ '\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿[\92¥Ç\92¥°]';
-select * from \92·×\92»»\92µ¡\92ÍÑ\92¸ì where \92ÍÑ\92¸ì ~* '\92¥³\92¥ó\92¥Ô\92¥å\92¡¼\92¥¿[\92¥Ç\92¥°]';
-select *,character_length(\92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select *,octet_length(\92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select *,position('\92¥Ç' in \92ÍÑ\92¸ì) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-select *,substring(\92ÍÑ\92¸ì from 10 for 4) from \92·×\92»»\92µ¡\92ÍÑ\92¸ì;
-drop table \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-create table \91¼Æ\91Ëã\91»ú\91Êõ\91Óï(\91Êõ\91Óï text, \91·Ö\91Àà\91ºÅ varchar, \91±¸\91×¢1A char(16));
-create index \91¼Æ\91Ëã\91»ú\91Êõ\91Óïindex1 on \91¼Æ\91Ëã\91»ú\91Êõ\91Óï using btree(\91Êõ\91Óï);
-create index \91¼Æ\91Ëã\91»ú\91Êõ\91Óïindex2 on \91¼Æ\91Ëã\91»ú\91Êõ\91Óï using btree(\91·Ö\91Àà\91ºÅ);
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91ÏÔ\91ʾ\91ÆÁ','\91»úA01\91ÉÏ');
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91ͼ\91ÐÎ','\91·ÖB01\91ÖÐ');
-insert into \91¼Æ\91Ëã\91»ú\91Êõ\91Óï values('\91µç\91ÄÔ\91³Ì\91Ðò\91Ô±','\91ÈËZ01\91ÏÂ');
-vacuum \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ = '\91ÈËZ01\91ÏÂ';
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ ~* '\91ÈËz01\91ÏÂ';
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ like '_Z01_';
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91·Ö\91Àà\91ºÅ like '_Z%';
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91Êõ\91Óï ~ '\91µç\91ÄÔ[\91ÏÔ\91ͼ]';
-select * from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï where \91Êõ\91Óï ~* '\91µç\91ÄÔ[\91ÏÔ\91ͼ]';
-select *,character_length(\91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select *,octet_length(\91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select *,position('\91ÏÔ' in \91Êõ\91Óï) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-select *,substring(\91Êõ\91Óï from 3 for 4) from \91¼Æ\91Ëã\91»ú\91Êõ\91Óï;
-drop table \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-create table \93ͪ\93ß©\93Ѧ\93¿ë\93¾î (\93¿ë\93¾î text, \93ÝÂ\93×¾\93ÄÚ\93µå varchar, \93ºñ\93°í1A\93¶ó\93±¸ char(16));
-create index \93ͪ\93ß©\93Ѧ\93¿ë\93¾îindex1 on \93ͪ\93ß©\93Ѧ\93¿ë\93¾î using btree (\93¿ë\93¾î);
-create index \93ͪ\93ß©\93Ѧ\93¿ë\93¾îindex2 on \93ͪ\93ß©\93Ѧ\93¿ë\93¾î using hash (\93ÝÂ\93×¾\93ÄÚ\93µå);
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93µð\93½º\93ÇÃ\93·¹\93ÀÌ', '\93ѦA01\93ß¾');
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93±×\93·¡\93ÇÈ\93½º', '\93ÝÂB10\93ñé');
-insert into \93ͪ\93ß©\93Ѧ\93¿ë\93¾î values('\93ÄÄ\93Ç»\93ÅÍ\93ÇÁ\93·Î\93±×\93·¡\93¸Ó', '\93ìÑZ01\93ù»');
-vacuum \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå = '\93ìÑZ01\93ù»';
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå ~* '\93ìÑz01\93ù»';
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå like '_Z01_';
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93ÝÂ\93×¾\93ÄÚ\93µå like '_Z%';
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93¿ë\93¾î ~ '\93ÄÄ\93Ç»\93ÅÍ[\93µð\93±×]';
-select * from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î where \93¿ë\93¾î ~* '\93ÄÄ\93Ç»\93ÅÍ[\93µð\93±×]';
-select *,character_length(\93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select *,octet_length(\93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select *,position('\93µð' in \93¿ë\93¾î) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-select *,substring(\93¿ë\93¾î from 3 for 4) from \93ͪ\93ß©\93Ѧ\93¿ë\93¾î;
-drop table test;
-create table test (t text);
-insert into test values('ENGLISH');
-insert into test values('FRAN\81ÇAIS');
-insert into test values('ESPA\81ÑOL');
-insert into test values('\81ÍSLENSKA');
-insert into test values('ENGLISH FRAN\81ÇAIS ESPA\81ÑOL \81ÍSLENSKA');
-vacuum test;
-select * from test;
-select * from test where t = 'ESPA\81ÑOL';
-select * from test where t ~* 'espa\81Ñol';
-select *,character_length(t) from test;
-select *,octet_length(t) from test;
-select *,position('L' in t) from test;
-select *,substring(t from 3 for 4) from test;
+++ /dev/null
-drop table computer_terms;
-create table computer_terms(term text, category text, comments char(16));
-create index computer_terms_index1 on computer_terms using btree(term);
-create index computer_terms_index2 on computer_terms using btree(category);
-insert into computer_terms values('computer display', 'X-A01-Y', 'a comment 1');
-insert into computer_terms values('computer graphics', 'T-B01-Y', 'a comment 2');
-insert into computer_terms values('computer programmer', 'S-Z01-Y', 'a comment 3');
-vacuum computer_terms;
-select * from computer_terms;
-select * from computer_terms where category = 'X-A01-Y';
-select * from computer_terms where category ~* 'x-a01-y';
-select * from computer_terms where category like '_-A01-_';
-select * from computer_terms where category like '_-A%';
-select * from computer_terms where term ~ 'computer [dg]';
-select * from computer_terms where term ~* 'computer [DG]';
-select *,character_length(term) from computer_terms;
-select *,octet_length(term) from computer_terms;
-select *,position('s' in term) from computer_terms;
-select *,substring(term from 10 for 4) from computer_terms;
projects / users / rhaas / postgres.git / commitdiff