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Revert "Deleting collumns drop indexes"

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This reverts commit f0e8afef54.
This commit is contained in:
aroman
2016-12-01 10:08:09 +01:00
parent f0e8afef54
commit 5ee1f786ab
1 changed files with 1 additions and 7 deletions
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8
dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/oracle/V6.0_2016.04.04__DS-3086-OAI-Performance-fix.sql
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@@ -12,7 +12,7 @@
-- This script will create indexes on the key fields of the
-- metadataschemaregistry and metadatafieldregistry tables to
-- increase the performance of the queries. It will also add
-- "ON DELETE CASCADE" to improve the performance of Item deletion.
-- "ON DELETE CASCADE" to improve the performance of Item deletion.
---------------------------------------------------------------
CREATE UNIQUE INDEX metadataschema_idx_short_id on metadataschemaregistry(short_id);
@@ -27,8 +27,6 @@ UPDATE RESOURCEPOLICY SET DSPACE_OBJECT_NEW = DSPACE_OBJECT;
ALTER TABLE RESOURCEPOLICY DROP COLUMN DSPACE_OBJECT;
ALTER TABLE RESOURCEPOLICY RENAME COLUMN DSPACE_OBJECT_NEW to DSPACE_OBJECT;
CREATE INDEX resourcepolicy_object on resourcepolicy(dspace_object);
ALTER TABLE RESOURCEPOLICY
ADD CONSTRAINT RESOURCEPOLICY_DSPACE_OBJ_FK
FOREIGN KEY (DSPACE_OBJECT)
@@ -36,15 +34,11 @@ REFERENCES dspaceobject(uuid)
ON DELETE CASCADE;
-- Add "ON DELETE CASCADE" to foreign key constraint to Item
DROP index metadatavalue_field_object;
ALTER TABLE METADATAVALUE ADD DSPACE_OBJECT_NEW RAW(16);
UPDATE METADATAVALUE SET DSPACE_OBJECT_NEW = DSPACE_OBJECT_ID;
ALTER TABLE METADATAVALUE DROP COLUMN DSPACE_OBJECT_ID;
ALTER TABLE METADATAVALUE RENAME COLUMN DSPACE_OBJECT_NEW to DSPACE_OBJECT_ID;
CREATE INDEX metadatavalue_object on metadatavalue(dspace_object_id);
CREATE INDEX metadatavalue_field_object on metadatavalue(metadata_field_id, dspace_object_id);
ALTER TABLE METADATAVALUE
ADD CONSTRAINT METADATAVALUE_DSPACE_OBJECT_FK
FOREIGN KEY (DSPACE_OBJECT_ID)