Help Center/ Data Warehouse Service/ Tool Guide/ DSC/ MySQL Syntax Migrating/ Transaction Management and Database Management/ Database Management
Updated on 2025-04-10 GMT+08:00
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Database Management

DSC will replace MySQL SET CHARACTER SET with SET SESSION NAMES during migration. The following table lists the character sets.

Table 1 Character set comparison table

MySQL CHARACTER SET

GaussDB(DWS) SESSION NAMES

ASCII

SQL_ASCII

BIG5

BIG5

CP1250

WIN1250

CP1251

WIN1251

CP1256

WIN1256

CP1257

WIN1257

CP932

SJIS

EUCJPMS

EUC_JP

EUCKR

EUC_KR

GB2312

GB18030

GBK

GBK

GREEK

ISO_8859_7

HEBREW

ISO_8859_8

KOI8R

KOI8R

KOI8U

KOI8U

LATIN1

LATIN1

LATIN2

LATIN2

LATIN5

LATIN5

LATIN7

LATIN7

SJIS

SJIS

SWE7

UTF8

TIS620

WIN874

UTF8

UTF8

UTF8MB4

UTF8

Input

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SET CHARACTER SET 'ASCII';
SET CHARACTER SET 'BIG5';
SET CHARACTER SET 'CP1250';
SET CHARACTER SET 'CP1251';
SET CHARACTER SET 'CP1256';
SET CHARACTER SET 'CP1257';
SET CHARACTER SET 'CP932';
SET CHARACTER SET 'EUCJPMS';
SET CHARACTER SET 'EUCKR';
SET CHARACTER SET 'GB2312';
SET CHARACTER SET 'GBK';
SET CHARACTER SET 'GREEK';
SET CHARACTER SET 'HEBREW';
SET CHARACTER SET 'KOI8R';
SET CHARACTER SET 'KOI8U';
SET CHARACTER SET 'LATIN1';
SET CHARACTER SET 'LATIN2';
SET CHARACTER SET 'LATIN5';
SET CHARACTER SET 'LATIN7';
SET CHARACTER SET 'SJIS';
SET CHARACTER SET 'SWE7';
SET CHARACTER SET 'TIS620';
SET CHARACTER SET 'UTF8';
SET CHARACTER SET 'UTF8MB4';
## MySQL does not support SET CHARACTER SET 'UCS2';.
## MySQL does not support SET CHARACTER SET 'UTF16';.
## MySQL does not support SET CHARACTER SET 'UTF16LE';.
## MySQL does not support SET CHARACTER SET 'UTF32';.

Output

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SET SESSION NAMES 'SQL_ASCII';
SET SESSION NAMES 'BIG5';
SET SESSION NAMES 'WIN1250';
SET SESSION NAMES 'WIN1251';
SET SESSION NAMES 'WIN1256';
SET SESSION NAMES 'WIN1257';
SET SESSION NAMES 'SJIS';
SET SESSION NAMES 'EUC_JP';
SET SESSION NAMES 'EUC_KR';
SET SESSION NAMES 'GB18030';
SET SESSION NAMES 'GBK';
SET SESSION NAMES 'ISO_8859_7';
SET SESSION NAMES 'ISO_8859_8';
SET SESSION NAMES 'KOI8R';
SET SESSION NAMES 'KOI8U';
SET SESSION NAMES 'LATIN1';
SET SESSION NAMES 'LATIN2';
SET SESSION NAMES 'LATIN5';
SET SESSION NAMES 'LATIN7';
SET SESSION NAMES 'SJIS';
SET SESSION NAMES 'UTF8';
SET SESSION NAMES 'WIN874';
SET SESSION NAMES 'UTF8';
SET SESSION NAMES 'UTF8';
-- MySQL does not support SET CHARACTER SET 'UCS2';.
-- MySQL does not support SET CHARACTER SET 'UTF16';.
-- MySQL does not support SET CHARACTER SET 'UTF16LE';.
-- MySQL does not support SET CHARACTER SET 'UTF32';.