feat: add database config setting to drop automatically generated primary keys (#108918)

Signed-off-by: Bruno Abrantes <bruno@brunoabrantes.com>

conf/defaults.ini

@@ -200,6 +200,10 @@ transaction_retries = 5
 # Set to true to add metrics and tracing for database queries.
 instrument_queries = false
 
+# Set to true to delete auto-generated primary keys during migrations.
+# This is useful when databases have auto-generated primary keys enabled.
+delete_auto_gen_ids = false
+
 #################################### Cache server #############################
 [remote_cache]
 # Either "redis", "memcached" or "database" default is "database"

conf/sample.ini

@@ -197,6 +197,10 @@
 # Set to true to add metrics and tracing for database queries.
 ;instrument_queries = false
 
+# Set to true to delete auto-generated primary keys during migrations.
+# This is useful when databases have auto-generated primary keys enabled.
+;delete_auto_gen_ids = false
+
 #################################### Cache server #############################
 [remote_cache]
 # Either "redis", "memcached" or "database" default is "database"

pkg/services/sqlstore/database_config.go

@@ -43,6 +43,7 @@ type DatabaseConfig struct {
 	MigrationLock               bool
 	MigrationLockAttemptTimeout int
 	LogQueries                  bool
+	DeleteAutoGenIDs            bool
 	// SQLite only
 	QueryRetries int
 	// SQLite only
@@ -123,6 +124,7 @@ func (dbCfg *DatabaseConfig) readConfig(cfg *setting.Cfg) error {
 	dbCfg.TransactionRetries = sec.Key("transaction_retries").MustInt(5)
 
 	dbCfg.LogQueries = sec.Key("log_queries").MustBool(false)
+	dbCfg.DeleteAutoGenIDs = sec.Key("delete_auto_gen_ids").MustBool(false)
 
 	return nil
 }