sqlite collate

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sqlite collate

At the time of comparison of two strings, in SQLite it uses a collating ... collating sequence RTRIM */ cold COLLATE NOCASE /* collating ..., It is the way that the sql engine orders data internally. Binary Collation does what it suggests, it does a binary comparison. Generally its the ..., 在MS SQL Server上,預設查詢時會自動忽略了英文大小寫差異, 但SQLite預設將大小寫視為不同結果, 但可以利用在來欄位名稱後加上COLLATE ...,跳到 Collation Sequence Examples - CREATE TABLE t1( x INTEGER PRIMARY KEY, a, /* collating sequence BINARY */ b COLLATE BINARY, /* collating ... ,int sqlite3_create_collation( sqlite3*, const char *zName, int eTextRep, void *pArg, ... These functions add, remove, or modify a collation associated with the ... ,create table tab ( col_default text, -- Default: collate binary col_nocase text collate nocase, col_etc text ); insert into tab values ('one', 'one', 'Etc one etc'); insert ... , 一旦建立了索引,sqlite3会在针对该字段作查询时,自动使用该索引。 ..... (28)SQLite内建3种比较方式(通过COLLATE关键字进行定义这一行的比较 ..., How can I determine if the existing column is COLLATE NOCASE ... However, not that SQLite's LIKE doesn't honor collate clause (use pragma ..., An index can be used to speed up a search only if it uses the same collation as the query. By default, an index takes the collation from the table ..., 用MySQL 開發的時候,如果collation 選擇utf8_general_ci,比較字串(使用等號=)的時候大小寫的不同會被視為一致,但是SQLite 並不會。解決的 ...

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sqlite collate 相關參考資料
SQLite Collating Sequences - w3resource

At the time of comparison of two strings, in SQLite it uses a collating ... collating sequence RTRIM */ cold COLLATE NOCASE /* collating ...

https://www.w3resource.com

What does the COLLATE keyword do when creating a sqlite index ...

It is the way that the sql engine orders data internally. Binary Collation does what it suggests, it does a binary comparison. Generally its the ...

https://stackoverflow.com

SQLite 查詢忽略字母大小寫COLLATE NOCASE - 【-Ma の筆記本-】

在MS SQL Server上,預設查詢時會自動忽略了英文大小寫差異, 但SQLite預設將大小寫視為不同結果, 但可以利用在來欄位名稱後加上COLLATE ...

http://deanma.blogspot.com

Datatypes In SQLite Version 3

跳到 Collation Sequence Examples - CREATE TABLE t1( x INTEGER PRIMARY KEY, a, /* collating sequence BINARY */ b COLLATE BINARY, /* collating ...

https://www.sqlite.org

Define New Collating Sequences - SQLite

int sqlite3_create_collation( sqlite3*, const char *zName, int eTextRep, void *pArg, ... These functions add, remove, or modify a collation associated with the ...

https://www.sqlite.org

SQLite: collate

create table tab ( col_default text, -- Default: collate binary col_nocase text collate nocase, col_etc text ); insert into tab values ('one', 'one', 'Etc one etc'); insert&nbs...

https://renenyffenegger.ch

SQLite 3 一些基本的使用- 凡心不凡- 博客园

一旦建立了索引,sqlite3会在针对该字段作查询时,自动使用该索引。 ..... (28)SQLite内建3种比较方式(通过COLLATE关键字进行定义这一行的比较 ...

https://www.cnblogs.com

How to determine if SQLite column created with COLLATE NOCASE ...

How can I determine if the existing column is COLLATE NOCASE ... However, not that SQLite's LIKE doesn't honor collate clause (use pragma ...

https://stackoverflow.com

SQLite speed up select with collate nocase - Stack Overflow

An index can be used to speed up a search only if it uses the same collation as the query. By default, an index takes the collation from the table ...

https://stackoverflow.com

在SQLite 做case-insensitive 的字串比對(自看用) @ seacatcry的部落格 ...

用MySQL 開發的時候,如果collation 選擇utf8_general_ci,比較字串(使用等號=)的時候大小寫的不同會被視為一致,但是SQLite 並不會。解決的 ...

https://seacatcry.pixnet.net