Add pRestoreGrants parameter to CREATE_EXTERNAL_TABLES_SET for grant preservation during table recreation
This commit is contained in:
Grzegorz Michalski
@@ -1968,9 +1968,22 @@ AS
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PROCEDURE CREATE_EXTERNAL_TABLES_SET (
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pSourceFileConfigKey IN NUMBER,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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)
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IS
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-- Type for storing grant information
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TYPE tGrantRecord IS RECORD (
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grantee VARCHAR2(128),
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privilege VARCHAR2(40),
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grantable VARCHAR2(3)
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);
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TYPE tGrantList IS TABLE OF tGrantRecord;
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vInboxGrants tGrantList;
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vOdsGrants tGrantList;
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vArchiveGrants tGrantList;
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vSourceKey VARCHAR2(50);
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vSourceFileId VARCHAR2(100);
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vTableId VARCHAR2(100);
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@@ -1989,6 +2002,92 @@ AS
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vTableExists NUMBER;
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vParameters VARCHAR2(4000);
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-- Nested procedure to save table grants before DROP
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PROCEDURE SAVE_GRANTS(pTableName VARCHAR2, pGrantList OUT tGrantList) IS
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BEGIN
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ENV_MANAGER.LOG_PROCESS_EVENT('Saving grants for table: ' || pTableName, 'DEBUG');
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SELECT grantee, privilege, grantable
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BULK COLLECT INTO pGrantList
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FROM DBA_TAB_PRIVS
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WHERE owner = 'ODS'
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AND table_name = pTableName
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AND grantee NOT IN ('SYS', 'SYSTEM', 'PUBLIC') -- Exclude system accounts
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ORDER BY grantee, privilege;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Saved ' || pGrantList.COUNT || ' grants for table: ODS.' || pTableName,
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'INFO'
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);
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EXCEPTION
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WHEN NO_DATA_FOUND THEN
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pGrantList := tGrantList(); -- Empty list
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ENV_MANAGER.LOG_PROCESS_EVENT('No grants found for table: ' || pTableName, 'INFO');
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WHEN OTHERS THEN
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Warning: Could not save grants for ' || pTableName || ': ' || SQLERRM,
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'WARNING'
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);
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pGrantList := tGrantList(); -- Empty list on error
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END SAVE_GRANTS;
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-- Nested procedure to restore table grants after CREATE
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PROCEDURE RESTORE_GRANTS(pTableName VARCHAR2, pGrantList tGrantList) IS
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vGrantSQL VARCHAR2(500);
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vGrantCount NUMBER := 0;
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vFailCount NUMBER := 0;
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BEGIN
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IF pGrantList IS NULL OR pGrantList.COUNT = 0 THEN
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'No grants to restore for table: ' || pTableName,
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'INFO'
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);
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RETURN;
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END IF;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Restoring ' || pGrantList.COUNT || ' grants for table: ' || pTableName,
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'DEBUG'
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);
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FOR i IN 1..pGrantList.COUNT LOOP
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BEGIN
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vGrantSQL := 'GRANT ' || pGrantList(i).privilege ||
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' ON ODS.' || pTableName ||
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' TO ' || pGrantList(i).grantee;
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IF pGrantList(i).grantable = 'YES' THEN
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vGrantSQL := vGrantSQL || ' WITH GRANT OPTION';
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END IF;
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EXECUTE IMMEDIATE vGrantSQL;
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vGrantCount := vGrantCount + 1;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Restored grant: ' || pGrantList(i).privilege ||
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' TO ' || pGrantList(i).grantee ||
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CASE WHEN pGrantList(i).grantable = 'YES' THEN ' WITH GRANT OPTION' ELSE '' END,
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'DEBUG'
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);
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EXCEPTION
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WHEN OTHERS THEN
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vFailCount := vFailCount + 1;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Warning: Could not restore grant (' || pGrantList(i).privilege ||
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' TO ' || pGrantList(i).grantee || ') on ' || pTableName || ': ' || SQLERRM,
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'WARNING'
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);
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END;
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END LOOP;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'Restored ' || vGrantCount || ' of ' || pGrantList.COUNT ||
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' grants for table: ODS.' || pTableName ||
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CASE WHEN vFailCount > 0 THEN ' (' || vFailCount || ' failed)' ELSE '' END,
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'INFO'
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);
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END RESTORE_GRANTS;
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PROCEDURE DROP_IF_EXISTS(pTableName VARCHAR2) IS
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BEGIN
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SELECT COUNT(*) INTO vTableExists
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@@ -2007,7 +2106,8 @@ AS
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BEGIN
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vParameters := ENV_MANAGER.FORMAT_PARAMETERS(SYS.ODCIVARCHAR2LIST(
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'pSourceFileConfigKey => ' || NVL(TO_CHAR(pSourceFileConfigKey), 'NULL'),
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'pRecreate => ' || CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END
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'pRecreate => ' || CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END,
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'pRestoreGrants => ' || CASE WHEN pRestoreGrants THEN 'TRUE' ELSE 'FALSE' END
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));
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ENV_MANAGER.LOG_PROCESS_EVENT('Start CREATE_EXTERNAL_TABLES_SET', 'INFO', vParameters);
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@@ -2046,6 +2146,15 @@ AS
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-- 4. DROP existing tables if pRecreate = TRUE
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IF pRecreate THEN
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-- Save grants before dropping tables (if pRestoreGrants = TRUE)
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IF pRestoreGrants THEN
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ENV_MANAGER.LOG_PROCESS_EVENT('Saving grants before dropping tables...', 'INFO');
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SAVE_GRANTS(vInboxTableName, vInboxGrants);
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SAVE_GRANTS(vOdsTableName, vOdsGrants);
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SAVE_GRANTS(vArchiveTableName, vArchiveGrants);
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END IF;
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-- Drop existing tables
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DROP_IF_EXISTS(vInboxTableName);
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DROP_IF_EXISTS(vOdsTableName);
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DROP_IF_EXISTS(vArchiveTableName);
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@@ -2084,6 +2193,14 @@ AS
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pEncoding => vEncoding
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);
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-- 8. Restore grants after creating tables (if pRecreate = TRUE and pRestoreGrants = TRUE)
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IF pRecreate AND pRestoreGrants THEN
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ENV_MANAGER.LOG_PROCESS_EVENT('Restoring grants after creating tables...', 'INFO');
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RESTORE_GRANTS(vInboxTableName, vInboxGrants);
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RESTORE_GRANTS(vOdsTableName, vOdsGrants);
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RESTORE_GRANTS(vArchiveTableName, vArchiveGrants);
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END IF;
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ENV_MANAGER.LOG_PROCESS_EVENT(
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'End CREATE_EXTERNAL_TABLES_SET - Successfully created all 3 external tables for config: ' || pSourceFileConfigKey,
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'INFO',
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@@ -2103,7 +2220,8 @@ AS
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pSourceKey IN VARCHAR2 DEFAULT NULL,
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pSourceFileId IN VARCHAR2 DEFAULT NULL,
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pTableId IN VARCHAR2 DEFAULT NULL,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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)
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IS
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vCount NUMBER := 0;
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@@ -2115,7 +2233,8 @@ AS
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'pSourceKey => ''' || NVL(pSourceKey, 'NULL') || '''',
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'pSourceFileId => ''' || NVL(pSourceFileId, 'NULL') || '''',
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'pTableId => ''' || NVL(pTableId, 'NULL') || '''',
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'pRecreate => ' || CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END
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'pRecreate => ' || CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END,
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'pRestoreGrants => ' || CASE WHEN pRestoreGrants THEN 'TRUE' ELSE 'FALSE' END
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));
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ENV_MANAGER.LOG_PROCESS_EVENT('Start CREATE_EXTERNAL_TABLES_BATCH', 'INFO', vParameters);
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@@ -2142,7 +2261,8 @@ AS
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-- Call procedure to create set of 3 tables
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CREATE_EXTERNAL_TABLES_SET(
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pSourceFileConfigKey => rec.A_SOURCE_FILE_CONFIG_KEY,
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pRecreate => pRecreate
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pRecreate => pRecreate,
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pRestoreGrants => pRestoreGrants
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);
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vProcessed := vProcessed + 1;
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@@ -605,22 +605,28 @@ AS
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* @desc Creates a complete set of 3 external tables (INBOX, ODS, ARCHIVE) for a single configuration
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* from A_SOURCE_FILE_CONFIG table. Automatically generates table names and paths following
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* official path patterns. Optionally drops and recreates existing tables.
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* If pRestoreGrants is TRUE, saves and restores table grants during recreate operation.
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* @param pSourceFileConfigKey - Primary key from A_SOURCE_FILE_CONFIG table
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* @param pRecreate - If TRUE, drops existing tables before creating new ones; if FALSE, fails if tables exist
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* @param pRestoreGrants - If TRUE, saves grants before DROP and restores after CREATE (only when pRecreate=TRUE)
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* Uses DBA_TAB_PRIVS - requires SELECT ANY DICTIONARY or SELECT ON DBA_TAB_PRIVS privilege
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* @example BEGIN
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* FILE_MANAGER.CREATE_EXTERNAL_TABLES_SET(
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* pSourceFileConfigKey => 123,
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* pRecreate => FALSE
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* pRecreate => TRUE,
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* pRestoreGrants => TRUE
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* );
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* END;
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* @ex_rslt Creates three external tables in ODS schema:
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* - C2D_A_UC_DISSEM_METADATA_LOADS_INBOX
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* - C2D_A_UC_DISSEM_METADATA_LOADS_ODS
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* - C2D_A_UC_DISSEM_METADATA_LOADS_ARCHIVE
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* Preserves existing grants if pRestoreGrants = TRUE
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**/
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PROCEDURE CREATE_EXTERNAL_TABLES_SET (
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pSourceFileConfigKey IN NUMBER,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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);
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/**
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@@ -628,22 +634,27 @@ AS
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* @desc Creates external table sets for multiple configurations based on filter criteria.
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* Processes only INPUT type files from A_SOURCE_FILE_CONFIG. Creates 3 tables per configuration
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* (INBOX, ODS, ARCHIVE). Continues processing even if individual sets fail.
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* If pRestoreGrants is TRUE, saves and restores table grants during recreate operations.
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* @param pSourceKey - Filter by A_SOURCE_KEY (NULL = all sources)
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* @param pSourceFileId - Filter by SOURCE_FILE_ID (NULL = all file types)
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* @param pTableId - Filter by TABLE_ID (NULL = all tables)
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* @param pRecreate - If TRUE, drops and recreates existing tables; if FALSE, skips if tables exist
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* @example -- Create all external tables for C2D source
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* @param pRestoreGrants - If TRUE, saves grants before DROP and restores after CREATE (only when pRecreate=TRUE)
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* Uses DBA_TAB_PRIVS - requires SELECT ANY DICTIONARY or SELECT ON DBA_TAB_PRIVS privilege
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* @example -- Create all external tables for C2D source with grant preservation
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* BEGIN
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* FILE_MANAGER.CREATE_EXTERNAL_TABLES_BATCH(
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* pSourceKey => 'C2D',
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* pRecreate => FALSE
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* pRecreate => TRUE,
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* pRestoreGrants => TRUE
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* );
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* END;
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*
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* -- Recreate all external tables for all sources
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* -- Recreate all external tables without grant preservation
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* BEGIN
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* FILE_MANAGER.CREATE_EXTERNAL_TABLES_BATCH(
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* pRecreate => TRUE
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* pRecreate => TRUE,
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* pRestoreGrants => FALSE
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* );
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* END;
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* @ex_rslt Returns summary: Total: 10, Processed: 9, Failed: 1
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@@ -652,7 +663,8 @@ AS
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pSourceKey IN VARCHAR2 DEFAULT NULL,
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pSourceFileId IN VARCHAR2 DEFAULT NULL,
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pTableId IN VARCHAR2 DEFAULT NULL,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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);
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---------------------------------------------------------------------------------------------------------------------------
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@@ -63,20 +63,24 @@ AS
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*/
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PROCEDURE CREATE_EXTERNAL_TABLES_SET (
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pSourceFileConfigKey IN NUMBER,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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)
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IS
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vParameters CT_MRDS.A_PROCESS_LOG.PROCEDURE_PARAMETERS%TYPE;
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vRecreateStr VARCHAR2(10);
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vRestoreGrantsStr VARCHAR2(10);
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BEGIN
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-- Convert BOOLEAN to VARCHAR2 for logging
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vRecreateStr := CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END;
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vRestoreGrantsStr := CASE WHEN pRestoreGrants THEN 'TRUE' ELSE 'FALSE' END;
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-- Log the start of the procedure
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vParameters := CT_MRDS.ENV_MANAGER.FORMAT_PARAMETERS(
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SYS.ODCIVARCHAR2LIST(
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'pSourceFileConfigKey => ' || pSourceFileConfigKey,
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'pRecreate => ' || vRecreateStr
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'pRecreate => ' || vRecreateStr,
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'pRestoreGrants => ' || vRestoreGrantsStr
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)
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);
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@@ -87,7 +91,8 @@ AS
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-- and ODS wrapper simply delegates execution with DEFINER rights
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CT_MRDS.FILE_MANAGER.CREATE_EXTERNAL_TABLES_SET(
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pSourceFileConfigKey => pSourceFileConfigKey,
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pRecreate => pRecreate
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pRecreate => pRecreate,
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pRestoreGrants => pRestoreGrants
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);
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CT_MRDS.ENV_MANAGER.LOG_PROCESS_EVENT('End FILE_MANAGER_ODS.CREATE_EXTERNAL_TABLES_SET', 'INFO', vParameters);
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@@ -111,14 +116,17 @@ AS
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pSourceKey IN VARCHAR2 DEFAULT NULL,
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pSourceFileId IN VARCHAR2 DEFAULT NULL,
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pTableId IN VARCHAR2 DEFAULT NULL,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
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)
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IS
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vParameters CT_MRDS.A_PROCESS_LOG.PROCEDURE_PARAMETERS%TYPE;
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vRecreateStr VARCHAR2(10);
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vRestoreGrantsStr VARCHAR2(10);
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BEGIN
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-- Convert BOOLEAN to VARCHAR2 for logging
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vRecreateStr := CASE WHEN pRecreate THEN 'TRUE' ELSE 'FALSE' END;
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vRestoreGrantsStr := CASE WHEN pRestoreGrants THEN 'TRUE' ELSE 'FALSE' END;
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-- Log the start of the procedure
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vParameters := CT_MRDS.ENV_MANAGER.FORMAT_PARAMETERS(
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@@ -126,7 +134,8 @@ AS
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'pSourceKey => ''' || NVL(pSourceKey, 'NULL') || '''',
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'pSourceFileId => ''' || NVL(pSourceFileId, 'NULL') || '''',
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'pTableId => ''' || NVL(pTableId, 'NULL') || '''',
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'pRecreate => ' || vRecreateStr
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'pRecreate => ' || vRecreateStr,
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'pRestoreGrants => ' || vRestoreGrantsStr
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)
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);
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@@ -139,7 +148,8 @@ AS
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pSourceKey => pSourceKey,
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pSourceFileId => pSourceFileId,
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pTableId => pTableId,
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pRecreate => pRecreate
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pRecreate => pRecreate,
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pRestoreGrants => pRestoreGrants
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);
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CT_MRDS.ENV_MANAGER.LOG_PROCESS_EVENT('End FILE_MANAGER_ODS.CREATE_EXTERNAL_TABLES_BATCH', 'INFO', vParameters);
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@@ -16,12 +16,13 @@ AS
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*/
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-- Package Version Information (Semantic Versioning: MAJOR.MINOR.PATCH)
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PACKAGE_VERSION CONSTANT VARCHAR2(10) := '2.2.0';
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PACKAGE_BUILD_DATE CONSTANT VARCHAR2(20) := '2025-11-27 15:00:00';
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PACKAGE_VERSION CONSTANT VARCHAR2(10) := '2.3.0';
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PACKAGE_BUILD_DATE CONSTANT VARCHAR2(20) := '2026-02-18 13:30:00';
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PACKAGE_AUTHOR CONSTANT VARCHAR2(100) := 'Grzegorz Michalski';
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-- Version History (Latest changes first)
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VERSION_HISTORY CONSTANT VARCHAR2(4000) :=
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'2.3.0 (2026-02-18): MARS-1057 - Added pRestoreGrants parameter support for grant preservation during table recreate' || CHR(13)||CHR(10) ||
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'2.2.0 (2025-11-27): MARS-1057 - Added CREATE_EXTERNAL_TABLES_SET and CREATE_EXTERNAL_TABLES_BATCH wrappers for batch external table creation' || CHR(13)||CHR(10) ||
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'2.1.0 (2025-11-24): MARS-1049 - Added pEncoding parameter support for CSV character set specification' || CHR(13)||CHR(10) ||
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'2.0.0 (2025-10-22): Added package versioning system using centralized ENV_MANAGER functions' || CHR(13)||CHR(10) ||
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@@ -67,20 +68,26 @@ AS
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* from A_SOURCE_FILE_CONFIG table. Automatically generates table names and paths following
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* official path patterns. Wrapper for CT_MRDS.FILE_MANAGER.CREATE_EXTERNAL_TABLES_SET
|
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* with DEFINER rights to ensure objects are created in ODS schema.
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* If pRestoreGrants is TRUE, saves and restores table grants during recreate operation.
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* @param pSourceFileConfigKey - Primary key from A_SOURCE_FILE_CONFIG table
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* @param pRecreate - If TRUE, drops existing tables before creating new ones; if FALSE, fails if tables exist
|
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* @param pRestoreGrants - If TRUE, saves grants before DROP and restores after CREATE (only when pRecreate=TRUE)
|
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* Uses DBA_TAB_PRIVS - requires SELECT ANY DICTIONARY or SELECT ON DBA_TAB_PRIVS privilege
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* @example EXEC ODS.FILE_MANAGER_ODS.CREATE_EXTERNAL_TABLES_SET(
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* pSourceFileConfigKey => 123,
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* pRecreate => FALSE
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* pRecreate => TRUE,
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* pRestoreGrants => TRUE
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* );
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* @ex_rslt Creates three external tables in ODS schema:
|
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* - C2D_A_UC_DISSEM_METADATA_LOADS_INBOX
|
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* - C2D_A_UC_DISSEM_METADATA_LOADS_ODS
|
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* - C2D_A_UC_DISSEM_METADATA_LOADS_ARCHIVE
|
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* Preserves existing grants if pRestoreGrants = TRUE
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*/
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PROCEDURE CREATE_EXTERNAL_TABLES_SET (
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pSourceFileConfigKey IN NUMBER,
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pRecreate IN BOOLEAN DEFAULT FALSE
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pRecreate IN BOOLEAN DEFAULT FALSE,
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pRestoreGrants IN BOOLEAN DEFAULT TRUE
|
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);
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/**
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@@ -89,19 +96,24 @@ AS
|
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* Processes only INPUT type files from A_SOURCE_FILE_CONFIG. Creates 3 tables per configuration
|
||||
* (INBOX, ODS, ARCHIVE). Wrapper for CT_MRDS.FILE_MANAGER.CREATE_EXTERNAL_TABLES_BATCH
|
||||
* with DEFINER rights to ensure objects are created in ODS schema.
|
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* If pRestoreGrants is TRUE, saves and restores table grants during recreate operations.
|
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* @param pSourceKey - Filter by A_SOURCE_KEY (NULL = all sources)
|
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* @param pSourceFileId - Filter by SOURCE_FILE_ID (NULL = all file types)
|
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* @param pTableId - Filter by TABLE_ID (NULL = all tables)
|
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* @param pRecreate - If TRUE, drops and recreates existing tables; if FALSE, skips if tables exist
|
||||
* @example -- Create all external tables for C2D source
|
||||
* @param pRestoreGrants - If TRUE, saves grants before DROP and restores after CREATE (only when pRecreate=TRUE)
|
||||
* Uses DBA_TAB_PRIVS - requires SELECT ANY DICTIONARY or SELECT ON DBA_TAB_PRIVS privilege
|
||||
* @example -- Create all external tables for C2D source with grant preservation
|
||||
* EXEC ODS.FILE_MANAGER_ODS.CREATE_EXTERNAL_TABLES_BATCH(
|
||||
* pSourceKey => 'C2D',
|
||||
* pRecreate => FALSE
|
||||
* pRecreate => TRUE,
|
||||
* pRestoreGrants => TRUE
|
||||
* );
|
||||
*
|
||||
* -- Recreate all external tables for all sources
|
||||
* -- Recreate all external tables without grant preservation
|
||||
* EXEC ODS.FILE_MANAGER_ODS.CREATE_EXTERNAL_TABLES_BATCH(
|
||||
* pRecreate => TRUE
|
||||
* pRecreate => TRUE,
|
||||
* pRestoreGrants => FALSE
|
||||
* );
|
||||
* @ex_rslt Returns summary: Total: 10, Processed: 9, Failed: 1
|
||||
*/
|
||||
@@ -109,7 +121,8 @@ AS
|
||||
pSourceKey IN VARCHAR2 DEFAULT NULL,
|
||||
pSourceFileId IN VARCHAR2 DEFAULT NULL,
|
||||
pTableId IN VARCHAR2 DEFAULT NULL,
|
||||
pRecreate IN BOOLEAN DEFAULT FALSE
|
||||
pRecreate IN BOOLEAN DEFAULT FALSE,
|
||||
pRestoreGrants IN BOOLEAN DEFAULT TRUE
|
||||
);
|
||||
|
||||
---------------------------------------------------------------------------------------------------------------------------
|
||||
|
||||
Reference in New Issue
Block a user