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sync mysql behavior with sqlite

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This commit is contained in:
Nurahmadie 2014-03-27 17:43:07 +07:00
parent 6e2b74eac7
commit ded5c5ef7d
1 changed files with 5 additions and 1 deletions
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6
pkg/database/migrate/mysql.go
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@ -21,7 +21,8 @@ func MySQL(tx *sql.Tx) *MigrationDriver {
}
func (m *mysqlDriver) CreateTable(tableName string, args []string) (sql.Result, error) {
return m.Tx.Exec(fmt.Sprintf("CREATE TABLE %s (%s) ROW_FORMAT=DYNAMIC", tableName, strings.Join(args, ", ")))
return m.Tx.Exec(fmt.Sprintf("CREATE TABLE IF NOT EXISTS %s (%s) ROW_FORMAT=DYNAMIC",
tableName, strings.Join(args, ", ")))
}
func (m *mysqlDriver) RenameTable(tableName, newName string) (sql.Result, error) {
@ -41,6 +42,9 @@ func (m *mysqlDriver) ChangeColumn(tableName, columnName, newSpecs string) (sql.
}
func (m *mysqlDriver) DropColumns(tableName string, columnsToDrop ...string) (sql.Result, error) {
if len(columnsToDrop) == 0 {
return nil, fmt.Errorf("No columns to drop.")
}
for k, v := range columnsToDrop {
columnsToDrop[k] = fmt.Sprintf("DROP %s", v)
}