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Db2TriggerText.java
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/
Db2TriggerText.java
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package org.jumpmind.symmetric.db.db2;
import org.jumpmind.symmetric.db.TriggerText;
import java.util.HashMap;
public class Db2TriggerText extends TriggerText {
public Db2TriggerText() {
functionInstalledSql = "select count(*) from syscat.functions where funcname = '$(functionName)'" ;
emptyColumnTemplate = "''" ;
stringColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace($(tableAlias).\"$(columnName)\",'\\','\\\\'),'\"','\\\"') || '\"' end" ;
xmlColumnTemplate = null;
arrayColumnTemplate = null;
numberColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || trim(char($(tableAlias).\"$(columnName)\")) || '\"' end" ;
datetimeColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || rtrim(char(year(timestamp_iso($(tableAlias).\"$(columnName)\"))))||'-'||substr(digits(month(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||'-'||substr(digits(day(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||' '||substr(digits(hour(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||':'||substr(digits(minute(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||':'||substr(digits(second(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||'.'||rtrim(char(microsecond(timestamp_iso($(tableAlias).\"$(columnName)\")))) || '\"' end" ;
timeColumnTemplate = null;
dateColumnTemplate = null;
clobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || cast($(tableAlias).\"$(columnName)\" as varchar(32672)) || '\"' end" ;
blobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || hex(cast($(tableAlias).\"$(columnName)\" as varchar(16336) for bit data)) || '\"' end" ;
wrappedBlobColumnTemplate = null;
booleanColumnTemplate = null;
triggerConcatCharacter = "||" ;
newTriggerValue = "new" ;
oldTriggerValue = "old" ;
oldColumnPrefix = "" ;
newColumnPrefix = "" ;
otherColumnTemplate = null;
sqlTemplates = new HashMap<String,String>();
sqlTemplates.put("insertTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) " +
" AFTER INSERT ON $(schemaName)$(tableName) " +
" REFERENCING NEW AS NEW " +
" FOR EACH ROW MODE DB2SQL " +
" BEGIN ATOMIC " +
" IF $(syncOnInsertCondition) and $(syncOnIncomingBatchCondition) then " +
" INSERT into $(defaultSchema)$(prefixName)_data " +
" (table_name, event_type, trigger_hist_id, row_data, channel_id, transaction_id, source_node_id, external_data, create_time) " +
" VALUES('$(targetTableName)', 'I', $(triggerHistoryId), " +
" $(columns), " +
" '$(channelName)', $(txIdExpression), $(sourceNodeExpression), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP); " +
" END IF; " +
" END " );
sqlTemplates.put("updateTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) " +
" AFTER UPDATE ON $(schemaName)$(tableName) " +
" REFERENCING OLD AS OLD NEW AS NEW " +
" FOR EACH ROW MODE DB2SQL " +
" BEGIN ATOMIC " +
" DECLARE var_row_data VARCHAR(16336); " +
" DECLARE var_old_data VARCHAR(16336); " +
" IF $(syncOnUpdateCondition) and $(syncOnIncomingBatchCondition) then " +
" SET var_row_data = $(columns); " +
" SET var_old_data = $(oldColumns); " +
" IF $(dataHasChangedCondition) THEN " +
" INSERT into $(defaultSchema)$(prefixName)_data " +
" (table_name, event_type, trigger_hist_id, pk_data, row_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) " +
" VALUES('$(targetTableName)', 'U', $(triggerHistoryId), " +
" $(oldKeys), " +
" var_row_data, " +
" var_old_data, " +
" '$(channelName)', " +
" $(txIdExpression), " +
" $(sourceNodeExpression), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP); " +
" END IF; " +
" END IF; " +
" END " );
sqlTemplates.put("deleteTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) " +
" AFTER DELETE ON $(schemaName)$(tableName) " +
" REFERENCING OLD AS OLD " +
" FOR EACH ROW MODE DB2SQL " +
" BEGIN ATOMIC " +
" IF $(syncOnDeleteCondition) and $(syncOnIncomingBatchCondition) then " +
" INSERT into $(defaultSchema)$(prefixName)_data " +
" (table_name, event_type, trigger_hist_id, pk_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) " +
" VALUES ('$(targetTableName)', 'D', $(triggerHistoryId), " +
" $(oldKeys), " +
" $(oldColumns), " +
" '$(channelName)', " +
" $(txIdExpression), " +
" $(sourceNodeExpression), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP); " +
" END IF; " +
" END " );
sqlTemplates.put("initialLoadSqlTemplate" ,
"select $(columns) from $(schemaName)$(tableName) t where $(whereClause) " );
}
}