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fix only create/drop database indices if not exists/exists

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This commit is contained in:
Marcus Efraimsson
2018-12-18 21:47:45 +01:00
parent 3c6bcde8b2
commit 09b3014683
7 changed files with 63 additions and 35 deletions
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pkg/services/sqlstore/migrator/mysql_dialect.go
+6 -6
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@@ -90,12 +90,6 @@ func (db *Mysql) SqlType(c *Column) string {
return res
}
func (db *Mysql) TableCheckSql(tableName string) (string, []interface{}) {
args := []interface{}{"grafana", tableName}
sql := "SELECT `TABLE_NAME` from `INFORMATION_SCHEMA`.`TABLES` WHERE `TABLE_SCHEMA`=? and `TABLE_NAME`=?"
return sql, args
}
func (db *Mysql) UpdateTableSql(tableName string, columns []*Column) string {
var statements = []string{}
@@ -108,6 +102,12 @@ func (db *Mysql) UpdateTableSql(tableName string, columns []*Column) string {
return "ALTER TABLE " + db.Quote(tableName) + " " + strings.Join(statements, ", ") + ";"
}
func (db *Mysql) IndexCheckSql(tableName, indexName string) (string, []interface{}) {
args := []interface{}{tableName, indexName}
sql := "SELECT 1 FROM " + db.Quote("INFORMATION_SCHEMA") + "." + db.Quote("STATISTICS") + " WHERE " + db.Quote("TABLE_SCHEMA") + " = DATABASE() AND " + db.Quote("TABLE_NAME") + "=? AND " + db.Quote("INDEX_NAME") + "=?"
return sql, args
}
func (db *Mysql) CleanDB() error {
tables, _ := db.engine.DBMetas()
sess := db.engine.NewSession()