354 lines
12 KiB
Plaintext
354 lines
12 KiB
Plaintext
================================================================================
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add column
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================================================================================
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alter table foo add bar text;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(table_column_item
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(identifier)
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(identifier))))))
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================================================================================
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if exists
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================================================================================
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alter table if exists foo add bar text;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(if_exists)
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(identifier)
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(alter_table_change
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(alter_table_action
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(table_column_item
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(identifier)
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(identifier))))))
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================================================================================
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add column if not exists
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================================================================================
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alter table foo add column if not exists bar text;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(if_not_exists)
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(table_column_item
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(identifier)
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(identifier))))))
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================================================================================
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drop column
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================================================================================
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alter table foo drop column bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)))))
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================================================================================
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drop column cascade
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================================================================================
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alter table foo drop column bar cascade;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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drop column restrict
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================================================================================
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alter table foo drop column bar restrict;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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drop column if exists
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================================================================================
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alter table foo drop column if exists bar restrict;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(if_exists)
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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set column default
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================================================================================
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alter table foo alter bar set default 4;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action
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(number))))))
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================================================================================
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drop column default
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================================================================================
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alter table foo alter bar drop default;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action)))))
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================================================================================
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alter column type
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================================================================================
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alter table foo alter bar type text;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action
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(alter_column_type
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(identifier)))))))
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================================================================================
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alter column type(1)
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================================================================================
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alter table foo alter bar set data type text;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action
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(alter_column_type
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(identifier)))))))
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================================================================================
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alter column type(2)
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================================================================================
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alter table foo alter column bar set data type timestamptz using created at time zone 'utc';
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action
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(alter_column_type
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(identifier)
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(time_expression
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(identifier)
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(string))))))))
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================================================================================
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column set not null
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================================================================================
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alter table foo alter bar set not null;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action)))))
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================================================================================
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column drop not null
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================================================================================
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alter table foo alter bar drop not null;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_column_action)))))
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================================================================================
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column add constraint
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================================================================================
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alter table foo add constraint u_bar unique(bar);
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(table_constraint
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(identifier)
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(table_constraint_ty
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(identifier)))))))
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================================================================================
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column drop constraint
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================================================================================
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alter table foo drop constraint u_bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)))))
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================================================================================
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column drop constraint cascade
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================================================================================
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alter table foo drop constraint u_bar cascade;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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column drop constraint restrict
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================================================================================
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alter table foo drop constraint u_bar restrict;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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column drop constraint if exists
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================================================================================
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alter table foo drop constraint if exists u_bar restrict;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(if_exists)
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(identifier)
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(alter_table_fk_ref_action)))))
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================================================================================
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many changes in columns
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================================================================================
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alter table foo drop constraint foo, add unique(foo);
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_action
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(identifier))
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(alter_table_action
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(table_constraint
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(table_constraint_ty
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(identifier)))))))
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================================================================================
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rename column
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================================================================================
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alter table foo rename column foo to bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_rename_column
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(identifier)
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(identifier)))))
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================================================================================
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rename constraint
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================================================================================
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alter table foo rename constraint foo to foo.bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_rename_constraint
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(identifier)
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(identifier)))))
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================================================================================
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rename table
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================================================================================
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alter table foo rename to foo.bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_rename_table
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(identifier)))))
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================================================================================
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change schema
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================================================================================
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alter table foo set schema bar;
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--------------------------------------------------------------------------------
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(source_file
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(alter_table_statement
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(identifier)
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(alter_table_change
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(alter_table_change_schema
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(identifier)))))
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