分类:
2008-10-16 19:35:52
SQL> CREATE TABLE T (ID NUMBER, DOCS VARCHAR2(4000));
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表已创建。
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SQL> ALTER TABLE T ADD CONSTRAINT PK_T PRIMARY KEY (ID);
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表已更改。
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SQL> SELECT INDEX_NAME, INDEX_TYPE FROM USER_INDEXES WHERE TABLE_NAME = 'T';
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INDEX_NAME INDEX_TYPE
------------------------------ ---------------------------
PK_T NORMAL
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SQL> DROP TABLE T;
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表已删除。
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SQL> SELECT OBJECT_NAME, ORIGINAL_NAME, TYPE FROM RECYCLEBIN;
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OBJECT_NAME ORIGINAL_NAME TYPE
------------------------------ --------------------------- ------------
BIN$NvibMDOJQFG+eWVDvmWAxQ==$0 PK_T INDEX
BIN$9bC8RcWpTay86d0+hHg1mQ==$0 T TABLE
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SQL> FLASHBACK TABLE T TO BEFORE DROP;
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闪回完成。
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SQL> SELECT INDEX_NAME, INDEX_TYPE FROM USER_INDEXES WHERE TABLE_NAME = 'T';
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INDEX_NAME INDEX_TYPE
------------------------------ ---------------------------
BIN$NvibMDOJQFG+eWVDvmWAxQ==$0 NORMAL
SQL> ALTER INDEX "BIN$NvibMDOJQFG+eWVDvmWAxQ==$0" RENAME TO PK_T;
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索引已更改。
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SQL> SELECT INDEX_NAME, INDEX_TYPE FROM USER_INDEXES WHERE TABLE_NAME = 'T';
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INDEX_NAME INDEX_TYPE
------------------------------ ---------------------------
PK_T NORMAL