branches/zip: ha_innobase::add_index(): Translate DB_TOO_BIG_RECORD

via my_error().  Add a test case to innodb-index.test.

handler/handler0alter.cc

@@ -720,10 +720,14 @@ ha_innobase::add_index(
 		error = row_merge_drop_table(trx, innodb_table);
 		goto convert_error;
 
+	case DB_TOO_BIG_RECORD:
+		my_error(HA_ERR_TO_BIG_ROW, MYF(0));
+		goto error;
 	case DB_PRIMARY_KEY_IS_NULL:
 		my_error(ER_PRIMARY_CANT_HAVE_NULL, MYF(0));
 		/* fall through */
 	case DB_DUPLICATE_KEY:
+error:
 		prebuilt->trx->error_info = NULL;
 		prebuilt->trx->error_key_num = trx->error_key_num;
 		/* fall through */

mysql-test/innodb-index.result

@@ -1031,6 +1031,8 @@ NULL	NULL	NULL	null
 alter table t1 add primary key (a), add key (b(20));
 ERROR 42000: All parts of a PRIMARY KEY must be NOT NULL; if you need NULL in a key, use UNIQUE instead
 delete from t1 where d='null';
+alter table t1 add primary key (a,b(255),c(255)), add key (b(255));
+ERROR HY000: Too big row
 alter table t1 add primary key (a), add key (b(20));
 select count(*) from t1 where a=44;
 count(*)

mysql-test/innodb-index.test

@@ -317,6 +317,8 @@ select a,length(b),length(c),d from t1;
 --error ER_PRIMARY_CANT_HAVE_NULL
 alter table t1 add primary key (a), add key (b(20));
 delete from t1 where d='null';
+--error 139
+alter table t1 add primary key (a,b(255),c(255)), add key (b(255));
 alter table t1 add primary key (a), add key (b(20));
 select count(*) from t1 where a=44;
 select a,b=repeat(d,100*a),c=repeat(d,20*a) from t1;