From 106ab1cc0acf068982c729fe1f142b31154d969a Mon Sep 17 00:00:00 2001 From: Matt Huntington Date: Thu, 19 Oct 2017 07:52:18 -0400 Subject: [PATCH] Create ALTER.md --- sqlite/ALTER.md | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 sqlite/ALTER.md diff --git a/sqlite/ALTER.md b/sqlite/ALTER.md new file mode 100644 index 0000000..f5ae925 --- /dev/null +++ b/sqlite/ALTER.md @@ -0,0 +1,8 @@ +```SQL +CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name VARCHAR(20)); +INSERT INTO test (name) VALUES ('fun'); +ALTER TABLE test RENAME TO test_tmp; +CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, age FLOAT, name VARCHAR(20)); +DROP TABLE test; +INSERT INTO test (name) SELECT name FROM test_tmp; +```