{"id":16,"date":"2012-07-30T08:26:05","date_gmt":"2012-07-30T07:26:05","guid":{"rendered":"http:\/\/www.rdlpconsultants.co.uk\/blog\/?p=16"},"modified":"2014-09-28T21:48:09","modified_gmt":"2014-09-28T20:48:09","slug":"exchange-partition","status":"publish","type":"post","link":"https:\/\/www.rdlpconsultants.co.uk\/blog\/?p=16","title":{"rendered":"Exchange Partition"},"content":{"rendered":"
DECLARE<\/div>\n
<\/div>\n
\u00a0v_sql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 VARCHAR2(20000);<\/div>\n
\u00a0v_logfile\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 VARCHAR2(200)\u00a0\u00a0\u00a0\u00a0\u00a0 := ‘exchange_sbf_partition.log’;<\/div>\n
\u00a0v_min_process_date NUMBER(10);<\/div>\n
\u00a0v_max_process_date NUMBER(10);<\/div>\n
\u00a0v_src_count\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NUMBER(10);<\/div>\n
\u00a0v_trg_count\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NUMBER(10);<\/div>\n
<\/div>\n
\u00a0CURSOR c_get_parts IS<\/div>\n
SELECT\u00a0\u00a0 partition_name<\/div>\n
FROM\u00a0\u00a0\u00a0\u00a0 dba_tab_partitions<\/div>\n
WHERE\u00a0\u00a0\u00a0 table_owner = ‘WHOUSE2’<\/div>\n
\u00a0\u00a0\u00a0\u00a0 AND table_name = ‘SPORTS_BET_FACT_TOTE’<\/div>\n
\u00a0\u00a0\u00a0\u00a0 AND partition_name >= ‘FY20092010’<\/div>\n
\u00a0\u00a0\u00a0\u00a0 –AND partition_name <= ‘P20110926’<\/strong><\/div>\n
ORDER BY 1;<\/div>\n
\n
BEGIN<\/div>\n
\n
FOR r_parts IN c_get_parts<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 LOOP<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 v_sql := ‘DROP TABLE whouse1.sbsft_tmp1 PURGE’;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => v_sql<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 BEGIN<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EXECUTE IMMEDIATE v_sql;<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 EXCEPTION<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 WHEN OTHERS THEN<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NULL;<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 END;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => ‘Create temp table from partition ‘ || r_parts.partition_name<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 v_sql := q'[<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 CREATE TABLE whouse1.sbsft_tmp1<\/div>\n
TABLESPACE TSD_SPORTS_BET_FACT_TOTE<\/div>\n
LOGGING<\/div>\n
COMPRESS<\/div>\n
PARALLEL ( DEGREE 32 INSTANCES 1 )<\/div>\n
AS<\/div>\n
SELECT\u00a0\u00a0 *<\/div>\n
FROM\u00a0\u00a0\u00a0\u00a0 whouse2.sports_bet_fact_tote PARTITION ( ]’ || r_parts.partition_name || q'[ )]’;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 BEGIN<\/div>\n
\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0EXECUTE IMMEDIATE v_sql;<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 EXCEPTION<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 WHEN OTHERS THEN<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => v_sql<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 END;<\/div>\n
\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 v_sql := ‘SELECT COUNT(1) FROM\u00a0\u00a0 whouse2.sports_bet_fact_tote PARTITION ( ‘ || r_parts.partition_name || ‘)’;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EXECUTE IMMEDIATE v_sql INTO v_src_count;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 v_sql := ‘SELECT COUNT(1) FROM\u00a0\u00a0 whouse1.sbsft_tmp1’;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EXECUTE IMMEDIATE v_sql INTO v_trg_count;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 IF v_src_count != v_trg_count THEN<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => ‘ERROR : Partition : ‘ || UPPER(r_parts.partition_name) ||<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ‘ Source Count : ‘ || v_src_count ||<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ‘ Target Count : ‘ || v_trg_count<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 raise_application_error( -20001<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , ‘ERROR : Partition : ‘ || UPPER(r_parts.partition_name) ||<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ‘ Source Count : ‘ || v_src_count ||<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ‘ Target Count : ‘ || v_trg_count<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 );<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 END IF;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => ‘Source Target Check Ok : Source = ‘ || v_src_count || ‘ : Target = ‘ || v_trg_count<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => ‘Analyse temp table for partition ‘ || r_parts.partition_name<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 sys.dbms_stats.gather_table_stats<\/em><\/strong> (<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ownname\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 => ‘WHOUSE1’<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , tabname\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 => ‘SBSFT_TMP1’<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , estimate_percent\u00a0 => sys.dbms_stats.auto_sample_size<\/em><\/strong><\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , method_opt\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 => ‘FOR ALL INDEXED COLUMNS SIZE AUTO ‘<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , DEGREE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 => 4<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , CASCADE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 => FALSE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , no_invalidate\u00a0\u00a0\u00a0\u00a0 => FALSE);<\/div>\n
\n
<\/div>\n
\u00a0\u00a0\u00a0 prod_run.d_log.WRITE<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ( p_text\u00a0\u00a0\u00a0\u00a0 => ‘Exchange temp table for partition ‘ || r_parts.partition_name<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 , p_file\u00a0\u00a0\u00a0\u00a0 => v_logfile );<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 v_sql :=’ALTER TABLE whouse1.sports_bet_fact_tote EXCHANGE PARTITION ‘ || r_parts.partition_name || ‘ WITH TABLE whouse1.sbsft_tmp1 INCLUDING INDEXES’;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EXECUTE IMMEDIATE v_sql;<\/div>\n
\n
\u00a0\u00a0\u00a0 v_sql :=’ALTER TABLE whouse2.sports_bet_fact_tote TRUNCATE PARTITION ‘ || r_parts.partition_name;<\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 –EXECUTE IMMEDIATE v_sql;<\/strong><\/div>\n
<\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0 END LOOP;<\/div>\n
<\/div>\n
END;<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

DECLARE \u00a0v_sql\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 VARCHAR2(20000); \u00a0v_logfile\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 VARCHAR2(200)\u00a0\u00a0\u00a0\u00a0\u00a0 := ‘exchange_sbf_partition.log’; \u00a0v_min_process_date NUMBER(10); \u00a0v_max_process_date NUMBER(10); \u00a0v_src_count\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NUMBER(10); \u00a0v_trg_count\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NUMBER(10); \u00a0CURSOR c_get_parts IS SELECT\u00a0\u00a0 partition_name FROM\u00a0\u00a0\u00a0\u00a0 dba_tab_partitions WHERE\u00a0\u00a0\u00a0 table_owner = ‘WHOUSE2’ \u00a0\u00a0\u00a0\u00a0 AND table_name = ‘SPORTS_BET_FACT_TOTE’ \u00a0\u00a0\u00a0\u00a0 AND partition_name >= ‘FY20092010’ \u00a0\u00a0\u00a0\u00a0 –AND partition_name <= ‘P20110926’ ORDER BY 1; BEGIN FOR r_parts IN c_get_parts \u00a0\u00a0\u00a0\u00a0\u00a0 LOOP \u00a0\u00a0\u00a0\u00a0\u00a0 v_sql := ‘DROP […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-16","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/16","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16"}],"version-history":[{"count":2,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions"}],"predecessor-version":[{"id":67,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions\/67"}],"wp:attachment":[{"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rdlpconsultants.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}