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dev:sql:statements:update:home [2009/12/04 06:26] tdo |
dev:sql:statements:update:home [2010/07/02 18:14] tdo |
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| Update existing data in a database. | Update existing data in a database. | ||
| - | |||
| ===== Syntax ===== | ===== Syntax ===== | ||
| - | UPDATE tablespec SET column-assignments | + | UPDATE table_spec SET column-assignments |
| [WHERE < predicate-list | CURRENT > | [WHERE < predicate-list | CURRENT > | ||
| [ < ON / OF > [ CURSOR ] cursor ] ] | [ < ON / OF > [ CURSOR ] cursor ] ] | ||
| [WITH options] | [WITH options] | ||
| + | |||
| ===== Discussion ===== | ===== Discussion ===== | ||
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| ===== Examples ===== | ===== Examples ===== | ||
| - | ==== Simple ==== | ||
| UPDATE INVENTORY SET PRICE=10.95 WHERE PRICE=9.95 | UPDATE INVENTORY SET PRICE=10.95 WHERE PRICE=9.95 | ||
| - | |||
| - | This example creates an OST that contains customers who have canceled their order. Then customers whose orders are on back order, are added to the OST. | ||
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