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Mind map

ALTER TABLE

Alejandra Robles Mora Spanish

Map content

ALTER TABLE

  1. Sirve para alterar objetos ya creados en un DB

  2. ALTER TABLE RENAME

    • Renombra una tabla
      • ALTER TABLE table_name RENAME TO new_table_name;
  3. ALTER TABLE DROP

    • Elimina la columna
      • ALTER TABLE table_name DROP COLUMN column_name;
  4. ALTER TABLE MODIFY

    • Cambia el dato
      • ALTER TABLE table_name MODIFY COLUMN column_name datatype;
  5. ALTER TABLE ADD

    • Añade un elemento
      • ALTER TABLE table_name ADD column_name datatype;
  6. ALTER TABLE ALTER

    • Cambia el tipo de dato
      • ALTER TABLE table_name ALTER COLUMN column_name datatype;
  7. ALTER TABLE INDEX

    • Cambiar un index
      • ALTER INDEX schema.index
  8. ALTER TABLE ALTER COLUMN

    • Modifica el tipo de dato
      • ALTER TABLE table_name ALTER COLUMN column_name datatype;
  9. ALTER TABLE REBUILD

    • reconstruye una tabla
      • ALTER TABLE schema.table REBUILD
  10. ALTER TABLE SWITCH

    • Cambia columnas
      • ALTER TABLE ... SWITCH
  11. ALTER INDEX PARTITIONING

    • Modifica indices partidos
      • ALTER INDEX scema.index

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Description
Mind Map on ALTER TABLE, created by Alejandra Robles Mora on 19/09/2021.
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