From f5c38d9caad83920d46e776c37d30e980b3da13d Mon Sep 17 00:00:00 2001 From: Super User Date: Thu, 16 May 2024 13:05:18 +0300 Subject: [PATCH] Add mariadb examples --- docs/progs/mariadb.md | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/docs/progs/mariadb.md b/docs/progs/mariadb.md index 28d9456..8e41172 100644 --- a/docs/progs/mariadb.md +++ b/docs/progs/mariadb.md @@ -16,5 +16,9 @@ done ## Append field in table ```sql -ALTER TABLE existsTableName ADD COLUMN `newFieldName` varchar(64) NOT NULL DEFAULT ''; +CREATE TABLE tableName_new AS (SELECT * FROM tableName); + +ALTER TABLE tableName_new ADD COLUMN `newFieldName` varchar(64) NOT NULL DEFAULT '' AFTER `existFieldName`; + +RENAME TABLE tableName TO tableName_old; RENAME TABLE tableName_new TO tableName; ```