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CREATE TABLE test_data ( value ) AS SELECT 'Source: epw050015.catxtx.net Description: vCenter: 198.11.12.98 alarm.NetworkConnectivityLostAlarm - Event: Lost Network Connectivity (11355590) Summary: Lost network connectivity on virtual switch vSwitchiDRACvusb . Physical NIC vusb0 is down. Affected portgroups: iDRAC Network . Date: 02/06/19 12:28:04 Host: epw050015.catxtx.net Resource pool: W05P006 (6.5) GAD Data center: W05' FROM DUAL
1 rows affected
SELECT TRIM( SUBSTR( value, start_host, end_host - start_host ) ) AS host FROM ( SELECT value, INSTR( value, CHR(10)||'Host:' ) + 6 AS start_host, INSTR( value, CHR(10), INSTR( value, CHR(10)||'Host:' ) + 6 ) AS end_host FROM test_data )
HOST
epw050015.catxtx.net
SELECT REGEXP_SUBSTR( value, '^Host:\s+(.*?)$', 1, 1, 'm', 1 ) AS host FROM test_data
HOST
epw050015.catxtx.net