Use 4-byte UTF-8 by default (#979)

* Use 4-byte UTF-8 by default * update comment --------- Co-authored-by: lance6716 <[email protected]>
go-mysql-org · Feb 7, 2025 · a5c10ba · a5c10ba
1 parent b039e99
commit a5c10ba
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Showing 2 changed files with 5 additions and 5 deletions.
diff --git a/client/auth.go b/client/auth.go
@@ -275,7 +275,7 @@ func (c *Conn) writeAuthHandshake() error {
 	data[11] = 0x00
 
 	// Charset [1 byte]
-	// use default collation id 33 here, is `utf8mb3_general_ci`
+	// use default collation id 255 here, is `utf8mb4_0900_ai_ci`
 	collationName := c.collation
 	if len(collationName) == 0 {
 		collationName = DEFAULT_COLLATION_NAME

diff --git a/mysql/const.go b/mysql/const.go
@@ -183,10 +183,10 @@ const (
 	DEFAULT_IPV6_ADDR             = "[::1]:3306"
 	DEFAULT_USER                  = "root"
 	DEFAULT_PASSWORD              = ""
-	DEFAULT_FLAVOR                = "mysql"
-	DEFAULT_CHARSET               = "utf8"
-	DEFAULT_COLLATION_ID   uint8  = 33
-	DEFAULT_COLLATION_NAME string = "utf8_general_ci"
+	DEFAULT_FLAVOR                = MySQLFlavor
+	DEFAULT_CHARSET               = "utf8mb4"
+	DEFAULT_COLLATION_ID   uint8  = 255
+	DEFAULT_COLLATION_NAME string = "utf8mb4_0900_ai_ci"
 )
 
 const (