alter-table Examples and Free Source Code

Can I create a named default constraint in an add column statement in SQL Server?...

sql sql-server constraints alter-table code-maintainability

Cannot cast type numeric to boolean...

sql postgresql casting ddl alter-table

loose keys after alter table set schema...

postgresql schema alter-table alembic

Update foreign key references when doing the SQLite alter table trick...

sqlite foreign-keys alter-table

MySQL: ALTER TABLE if column not exists...

mysql ddl alter-table

Cannot drop column with ALTER TABLE...

sql sqlite alter-table

DB2 ADD a new COLUMN to a table with DEFAULT value from an EXPRESSION using existing data in another...

sql db2 ddl alter-table

Can a column be restricted to taking one or another foreign key as an entry?...

sql oracle foreign-keys alter-table

Adding autogenerated column that computes frequencies...

sql calculated-columns alter-table generated-columns

ALTER table - adding AUTOINCREMENT in MySQL...

mysql sql alter-table

Adding a new NOT NULL column to an existing Table with data...

sql mysql alter-table

Enforcing UNIQUE KEY only on active devices mySQL...

sql mysql create-table alter-table

Will a column be dropped if deleted it from information_schema.columns?...

postgresql dynamic-sql alter-table information-schema postgres-14

How to add a boolean datatype column to an existing table in sql?...

sql sql-server alter-table

Postgres add column with initially calculated values...

postgresql calculated-columns alter-table

Alter a live table to make a key non-unique...

mysql unique alter-table

Adding column with defaults without retrofitting value...

postgresql oracle mariadb default alter-table

How do I use ALTER TABLE to ADD CONSTRAINT as an INDEX...

sql sql-server constraints alter-table

PostgreSQL: error with ALTER TABLE ... ADD CONSTRAINT UNIQUE...

postgresql unique-constraint alter-table

How do I rename a column in a SQLite database table?...

sqlite alter-table

How to create a primary key column and fill it with integer values on HANA SQL...

sql primary-key hana alter-table

Automatically change the name of column everywhere with the renaming the name of column...

mysql sql alter-table

How to avoid adding duplicate foreign key constraints...

mysql sql foreign-keys create-table alter-table

SQL alter table query stuck in execute...

sql sql-server-2008 alter-table

Rename column only if exists...

postgresql ddl alter-table

How can I rename a database column in a Ruby on Rails migration?...

ruby-on-rails ruby-on-rails-3 migration rename alter-table

Key column X doesn't exist in table while trying to drop X from table...

mariadb alter-table

How to reindex primary key table in OLEDB with VB.NET...

sql oledb alter-table dbf oledbcommand

MySQL dropping all indexes from table...

mysql indexing alter-table

Altering column size in SQL Server...

sql sql-server database t-sql alter-table