There is a table, In one column it has implemented a index,
but the index is disturbed by the regular dml statements..
but still we need to keep the index. how it is possible?
Answer / a.v.r.murthy
GENERALLY INDEX WILL BE CREATED ON LESS NUMBER OF DML
OPERATION COLUMNS.
EVENTHOUGH IF WE WANT PERFORM BETTER THEN BEFORE INSERTING
DATA INTO THE COLUMN WE HAVE TO DISABLE THE INDEX i.e
ALTER INDEX IDX_NAME UNUSABLE;
| Is This Answer Correct ? | 7 Yes | 0 No |
How do you use a while loop in pl sql?
What is sql*loader and what is it used for?
What is bulk compiling in pl/sql.?
How can I get the number of records affected by a stored procedure?
What is pl/sql and what is it used for?
What can I use instead of union in sql?
What is coalesce sql?
What is the difference between UNIQUE KEY and UNIQUE INDEX?
What is the sql*loader? : aql loader
What is dynamic sql in pl sql?
write a qurey for finding the length of the sting.
How can you load multi line records? : aql loader
Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)