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alter.txt
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alter.txt
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================================================================================
Alter table and add column
================================================================================
ALTER TABLE my_table
ADD COLUMN val3 VARCHAR(100) NOT NULL;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_column
(keyword_add)
(keyword_column)
(column_definition
name: (identifier)
type: (varchar
(keyword_varchar)
size: (literal))
(keyword_not)
(keyword_null))))))
================================================================================
Alter table and add column, eliding column keyword
================================================================================
ALTER TABLE my_table
ADD val3 VARCHAR(100) NOT NULL;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_column
(keyword_add)
(column_definition
name: (identifier)
type: (varchar
(keyword_varchar)
size: (literal))
(keyword_not)
(keyword_null))))))
================================================================================
Alter table and add column first
================================================================================
ALTER TABLE my_table
ADD val3 VARCHAR(100) NOT NULL FIRST;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_column
(keyword_add)
(column_definition
name: (identifier)
type: (varchar
(keyword_varchar)
size: (literal))
(keyword_not)
(keyword_null))
(column_position
(keyword_first))))))
================================================================================
Alter table and add column after column
================================================================================
ALTER TABLE my_table
ADD val3 VARCHAR(100) NOT NULL AFTER val2;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_column
(keyword_add)
(column_definition
name: (identifier)
type: (varchar
(keyword_varchar)
size: (literal))
(keyword_not)
(keyword_null))
(column_position
(keyword_after)
col_name: (identifier))))))
================================================================================
Alter table and alter column setting default
================================================================================
ALTER TABLE my_table
ALTER COLUMN val3 SET DEFAULT 'hi';
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(alter_column
(keyword_alter)
(keyword_column)
name: (identifier)
(keyword_set)
(keyword_default)
(literal)))))
================================================================================
Alter table and alter column dropping default
================================================================================
ALTER TABLE my_table
ALTER COLUMN val3 DROP DEFAULT;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(alter_column
(keyword_alter)
(keyword_column)
name: (identifier)
(keyword_drop)
(keyword_default)))))
================================================================================
Alter table and alter column changing type
================================================================================
ALTER TABLE my_table
ALTER COLUMN val3 TYPE VARCHAR(255);
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(alter_column
(keyword_alter)
(keyword_column)
name: (identifier)
(keyword_type)
type: (varchar
(keyword_varchar)
size: (literal))))))
================================================================================
Alter table and modify column changing type and position
================================================================================
ALTER TABLE my_table
MODIFY COLUMN IF EXISTS val6 INT UNSIGNED NOT NULL AFTER val3;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(modify_column
(keyword_modify)
(keyword_column)
(keyword_if)
(keyword_exists)
(column_definition
name: (identifier)
type: (int
(keyword_int)
(keyword_unsigned))
(keyword_not)
(keyword_null))
(column_position
(keyword_after)
col_name: (identifier))))))
================================================================================
Alter table and change column renaming and changing type
================================================================================
ALTER TABLE my_table
CHANGE COLUMN IF EXISTS val3 val4 INT UNSIGNED NOT NULL;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(change_column
(keyword_change)
(keyword_column)
(keyword_if)
(keyword_exists)
old_name: (identifier)
(column_definition
name: (identifier)
type: (int
(keyword_int)
(keyword_unsigned))
(keyword_not)
(keyword_null))))))
================================================================================
Alter table and alter column changing type, eliding column keyword
================================================================================
ALTER TABLE my_table
ALTER val3 TYPE VARCHAR(255);
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(alter_column
(keyword_alter)
name: (identifier)
(keyword_type)
type: (varchar
(keyword_varchar)
size: (literal))))))
================================================================================
Alter table and alter column dropping not-null constraint
================================================================================
ALTER TABLE my_table
ALTER COLUMN val3 DROP NOT NULL;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(alter_column
(keyword_alter)
(keyword_column)
name: (identifier)
(keyword_drop)
(keyword_not)
(keyword_null)))))
================================================================================
Alter table and drop column
================================================================================
ALTER TABLE my_table
DROP COLUMN val3;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(drop_column
(keyword_drop)
(keyword_column)
name: (identifier)))))
================================================================================
Alter table and drop column, eliding column keyword
================================================================================
ALTER TABLE my_table
DROP val3;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(drop_column
(keyword_drop)
name: (identifier)))))
================================================================================
Alter table and rename column
================================================================================
ALTER TABLE my_table
RENAME COLUMN val3 TO valthree;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(rename_column
(keyword_rename)
(keyword_column)
old_name: (identifier)
(keyword_to)
new_name: (identifier)))))
================================================================================
Alter and rename table
================================================================================
ALTER TABLE my_table
RENAME TO my_new_and_improved_table;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(rename_object
(keyword_rename)
(keyword_to)
(object_reference
name: (identifier))))))
================================================================================
Alter table and set schema
================================================================================
ALTER TABLE my_table
SET SCHEMA new_schema;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(set_schema
(keyword_set)
(keyword_schema)
schema: (identifier)))))
================================================================================
Alter table and change owner
================================================================================
ALTER TABLE my_table
OWNER TO someone_else;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(change_ownership
(keyword_owner)
(keyword_to)
(identifier)))))
================================================================================
Alter table and multiple
================================================================================
ALTER TABLE IF EXISTS my_table
ADD COLUMN IF NOT EXISTS val4 DATE,
ALTER COLUMN val5 DROP NOT NULL, -- comment, ignore me!
DROP COLUMN IF EXISTS val8;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(keyword_if)
(keyword_exists)
(object_reference
name: (identifier))
(add_column
(keyword_add)
(keyword_column)
(keyword_if)
(keyword_not)
(keyword_exists)
(column_definition
name: (identifier)
type: (keyword_date)))
(alter_column
(keyword_alter)
(keyword_column)
name: (identifier)
(keyword_drop)
(keyword_not)
(keyword_null))
(comment)
(drop_column
(keyword_drop)
(keyword_column)
(keyword_if)
(keyword_exists)
name: (identifier)))))
================================================================================
Alter view and change owner
================================================================================
ALTER VIEW my_view
OWNER TO someone_else;
--------------------------------------------------------------------------------
(program
(statement
(alter_view
(keyword_alter)
(keyword_view)
(object_reference
name: (identifier))
(change_ownership
(keyword_owner)
(keyword_to)
(identifier)))))
================================================================================
Alter view and rename
================================================================================
ALTER VIEW IF EXISTS my_view
RENAME TO my_other_view;
--------------------------------------------------------------------------------
(program
(statement
(alter_view
(keyword_alter)
(keyword_view)
(keyword_if)
(keyword_exists)
(object_reference
name: (identifier))
(rename_object
(keyword_rename)
(keyword_to)
(object_reference
name: (identifier))))))
================================================================================
alter with constraint
================================================================================
ALTER TABLE "Role" ADD CONSTRAINT "pkRole" PRIMARY KEY ("roleId");
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_constraint
(keyword_add)
(keyword_constraint)
(identifier)
(constraint
(keyword_primary)
(keyword_key)
(ordered_columns
(column
name: (literal))))))))
================================================================================
Drop column constraint
================================================================================
ALTER TABLE posts DROP CONSTRAINT posts_user_id_fkey;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(drop_constraint
(keyword_drop)
(keyword_constraint)
(identifier))
)
)
)
================================================================================
Add foreign key constraint
================================================================================
ALTER TABLE "AccountRole" ADD CONSTRAINT "fkAccountRoleAccount"
FOREIGN KEY ("accountId") REFERENCES "Account" ("accountId") ON DELETE CASCADE;
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
name: (identifier))
(add_constraint
(keyword_add)
(keyword_constraint)
(identifier)
(constraint
(keyword_foreign)
(keyword_key)
(ordered_columns
(column
name: (literal)))
(keyword_references)
(object_reference
name: (identifier))
(identifier)
(keyword_on)
(keyword_delete)
(keyword_cascade))))))
================================================================================
MySQL: Rename table
================================================================================
RENAME TABLES IF EXISTS old_table
NOWAIT
TO backup_table,
new_table TO old_table;
--------------------------------------------------------------------------------
(program
(statement
(keyword_rename)
(keyword_tables)
(keyword_if)
(keyword_exists)
(object_reference
(identifier))
(keyword_nowait)
(keyword_to)
(object_reference
(identifier))
(object_reference
(identifier))
(keyword_to)
(object_reference
(identifier))))
================================================================================
T-SQL: alter table add multiple columns at once
================================================================================
ALTER TABLE tab
ADD
col1 VARCHAR(255) NOT NULL DEFAULT('EMPTY'),
col2 VARCHAR(255) NOT NULL DEFAULT('EMPTY');
--------------------------------------------------------------------------------
(program
(statement
(alter_table
(keyword_alter)
(keyword_table)
(object_reference
(identifier))
(add_column
(keyword_add)
(column_definition
(identifier)
(varchar
(keyword_varchar)
(literal))
(keyword_not)
(keyword_null)
(keyword_default)
(list
(literal))))
(add_column
(column_definition
(identifier)
(varchar
(keyword_varchar)
(literal))
(keyword_not)
(keyword_null)
(keyword_default)
(list
(literal)))))))
================================================================================
Alter schema rename
================================================================================
ALTER SCHEMA sales RENAME TO mysales;
--------------------------------------------------------------------------------
(program
(statement
(alter_schema
(keyword_alter)
(keyword_schema)
(identifier)
(keyword_rename)
(keyword_to)
(identifier))))
================================================================================
Alter schema owner
================================================================================
ALTER SCHEMA sales OWNER TO CURRENT_USER;
--------------------------------------------------------------------------------
(program
(statement
(alter_schema
(keyword_alter)
(keyword_schema)
(identifier)
(keyword_owner)
(keyword_to)
(identifier))))
================================================================================
Alter index rename
================================================================================
ALTER INDEX IF EXISTS myindex RENAME TO my_index
--------------------------------------------------------------------------------
(program
(statement
(alter_index
(keyword_alter)
(keyword_index)
(keyword_if)
(keyword_exists)
(identifier)
(rename_object
(keyword_rename)
(keyword_to)
(object_reference
(identifier))))))
================================================================================
Alter index set
================================================================================
ALTER INDEX distributors SET (fillfactor = 75);
ALTER INDEX distributors SET TABLESPACE fasttablespace;
ALTER INDEX distributors RESET (fillfactor);
--------------------------------------------------------------------------------
(program
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_set)
(identifier)
(literal)))
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_set)
(keyword_tablespace)
(identifier)))
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_reset)
(identifier))))
================================================================================
Alter index alter column
================================================================================
ALTER INDEX coord_idx ALTER COLUMN 3 SET STATISTICS 1000;
--------------------------------------------------------------------------------
(program
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_alter)
(keyword_column)
(literal)
(keyword_set)
(keyword_statistics)
(literal))))
================================================================================
Alter index set and reset
================================================================================
ALTER INDEX distributors SET (fillfactor = 75);
ALTER INDEX distributors SET TABLESPACE fasttablespace;
ALTER INDEX distributors RESET (fillfactor);
--------------------------------------------------------------------------------
(program
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_set)
(identifier)
(literal)))
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_set)
(keyword_tablespace)
(identifier)))
(statement
(alter_index
(keyword_alter)
(keyword_index)
(identifier)
(keyword_reset)
(identifier))))
================================================================================
Alter database rename
================================================================================
ALTER DATABASE hollywood RENAME TO bollywood;
--------------------------------------------------------------------------------
(program
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(rename_object
(keyword_rename)
(keyword_to)
(object_reference
(identifier))))))
================================================================================
Alter database set
================================================================================
ALTER DATABASE test SET enable_indexscan TO off;
ALTER DATABASE test SET enable_indexscan TO DEFAULT;
ALTER DATABASE test SET TABLESPACE fasttablespace;
--------------------------------------------------------------------------------
(program
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(keyword_set)
(set_configuration
(identifier)
(keyword_to)
(identifier))))
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(keyword_set)
(set_configuration
(identifier)
(keyword_to)
(keyword_default))))
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(keyword_set)
(keyword_tablespace)
(identifier))))
================================================================================
Alter datbase reset
================================================================================
ALTER DATABASE test RESET ALL;
ALTER DATABASE test RESET enable_indexscan;
--------------------------------------------------------------------------------
(program
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(keyword_reset)
(keyword_all)))
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(keyword_reset)
(identifier))))
================================================================================
Alter datbase change ownership
================================================================================
ALTER DATABASE test OWNER TO me;
--------------------------------------------------------------------------------
(program
(statement
(alter_database
(keyword_alter)
(keyword_database)
(identifier)
(change_ownership
(keyword_owner)
(keyword_to)
(identifier)))))
================================================================================
Alter role rename
================================================================================
ALTER ROLE rapunzel RENAME TO snow_white;
--------------------------------------------------------------------------------
(program
(statement
(alter_role
(keyword_alter)
(keyword_role)
(identifier)
(rename_object
(keyword_rename)
(keyword_to)
(object_reference
(identifier))))))
================================================================================
Alter role valid until
================================================================================
ALTER ROLE chris VALID UNTIL 'May 4 12:00:00 2015 +1';
ALTER ROLE fred VALID UNTIL 'infinity';
--------------------------------------------------------------------------------
(program
(statement
(alter_role
(keyword_alter)
(keyword_role)
(identifier)
(keyword_valid)
(keyword_until)
(literal)))
(statement
(alter_role
(keyword_alter)
(keyword_role)
(identifier)
(keyword_valid)
(keyword_until)
(literal))))
================================================================================
Alter role set
================================================================================
ALTER ROLE fred IN DATABASE devel SET client_min_messages = DEBUG;
ALTER ROLE worker_bee SET maintenance_work_mem = 100000;
--------------------------------------------------------------------------------
(program
(statement
(alter_role
(keyword_alter)
(keyword_role)
(identifier)
(keyword_in)
(keyword_database)
(identifier)
(keyword_set)
(set_configuration
(identifier)
(identifier))))
(statement
(alter_role
(keyword_alter)
(keyword_role)
(identifier)
(keyword_set)
(set_configuration
(identifier)
(literal)))))
================================================================================
Alter role assigns
================================================================================
ALTER ROLE miriam CREATEROLE CREATEDB;