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dialect/sql: added support for mariadb uuid native type (#3131)

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This commit is contained in:
Michael Boke
2023-11-20 18:58:11 +01:00
committed by GitHub
parent 4640d8e0ec
commit 717ac7832a
1 changed files with 17 additions and 4 deletions
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21
dialect/sql/schema/mysql.go
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@@ -280,6 +280,9 @@ func (d *MySQL) cType(c *Column) (t string) {
t = fmt.Sprintf("enum(%s)", strings.Join(values, ", "))
case field.TypeUUID:
t = "char(36) binary"
if d.supportsUUID() {
t = "uuid"
}
case field.TypeOther:
t = c.typ
default:
@@ -828,6 +831,11 @@ func (d *MySQL) supportsDefault(c *Column) bool {
}
}
func (d *MySQL) supportsUUID() bool {
_, maria := d.mariadb()
return maria && compareVersions(d.version, "10.7.0") >= 0
}
func (d *MySQL) atTypeC(c1 *Column, c2 *schema.Column) error {
if c1.SchemaType != nil && c1.SchemaType[dialect.MySQL] != "" {
t, err := mysql.ParseType(strings.ToLower(c1.SchemaType[dialect.MySQL]))
@@ -905,10 +913,15 @@ func (d *MySQL) atTypeC(c1 *Column, c2 *schema.Column) error {
case field.TypeEnum:
t = &schema.EnumType{T: mysql.TypeEnum, Values: c1.Enums}
case field.TypeUUID:
// "CHAR(X) BINARY" is treated as "CHAR(X) COLLATE latin1_bin", and in MySQL < 8,
// and "COLLATE utf8mb4_bin" in MySQL >= 8. However we already set the table to
t = &schema.StringType{T: mysql.TypeChar, Size: 36}
c2.SetCollation("utf8mb4_bin")
if d.supportsUUID() {
// Native support for the uuid type
t = &schema.UUIDType{T: mysql.TypeUUID}
} else {
// "CHAR(X) BINARY" is treated as "CHAR(X) COLLATE latin1_bin", and in MySQL < 8,
// and "COLLATE utf8mb4_bin" in MySQL >= 8. However we already set the table to
t = &schema.StringType{T: mysql.TypeChar, Size: 36}
c2.SetCollation("utf8mb4_bin")
}
default:
t, err := mysql.ParseType(strings.ToLower(c1.typ))
if err != nil {