15 lines
697 B
MySQL
15 lines
697 B
MySQL
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-- COMMENT ON DATABASE db_name IS {'comment' | NULL}
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COMMENT ON DATABASE my_database IS 'This is my database.';
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COMMENT ON DATABASE my_database IS NULL;
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-- COMMENT ON TABLE [db_name.]table_name IS {'comment' | NULL}
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COMMENT ON TABLE my_database.my_table IS 'This is my table.';
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COMMENT ON TABLE my_database.my_table IS NULL;
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COMMENT ON TABLE my_table IS 'This is my table.';
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COMMENT ON TABLE my_table IS NULL;
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-- COMMENT ON COLUMN [db_name.]table_name.column_name IS {'comment' | NULL}
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COMMENT ON COLUMN my_database.my_table.age IS 'save for age.';
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COMMENT ON COLUMN my_database.my_table.age IS NULL;
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COMMENT ON COLUMN my_table.age IS 'This is my table.';
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COMMENT ON COLUMN my_table.age IS NULL;
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