/
PostgreSqlTriggerTemplate.java
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/
PostgreSqlTriggerTemplate.java
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/**
* Licensed to JumpMind Inc under one or more contributor
* license agreements. See the NOTICE file distributed
* with this work for additional information regarding
* copyright ownership. JumpMind Inc licenses this file
* to you under the GNU General Public License, version 3.0 (GPLv3)
* (the "License"); you may not use this file except in compliance
* with the License.
*
* You should have received a copy of the GNU General Public License,
* version 3.0 (GPLv3) along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jumpmind.symmetric.db.postgresql;
import java.util.HashMap;
import org.jumpmind.symmetric.db.AbstractTriggerTemplate;
import org.jumpmind.symmetric.db.ISymmetricDialect;
public class PostgreSqlTriggerTemplate extends AbstractTriggerTemplate {
public PostgreSqlTriggerTemplate(ISymmetricDialect symmetricDialect) {
super(symmetricDialect);
//@formatter:off
emptyColumnTemplate = "''" ;
stringColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace(cast($(tableAlias).\"$(columnName)\" as varchar),$$\\$$,$$\\\\$$),'\"',$$\\\"$$) || '\"' end" ;
xmlColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace(cast($(tableAlias).\"$(columnName)\" as varchar),$$\\$$,$$\\\\$$),'\"',$$\\\"$$) || '\"' end" ;
arrayColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace(cast($(tableAlias).\"$(columnName)\" as varchar),$$\\$$,$$\\\\$$),'\"',$$\\\"$$) || '\"' end" ;
numberColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || cast(cast($(tableAlias).\"$(columnName)\" as numeric) as varchar) || '\"' end" ;
dateColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || to_char($(tableAlias).\"$(columnName)\", 'YYYY-MM-DD HH24:MI:SS') || '\"' end" ;
datetimeColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || to_char($(tableAlias).\"$(columnName)\", 'YYYY-MM-DD HH24:MI:SS.US') || '\"' end" ;
dateTimeWithTimeZoneColumnTemplate =
"case when $(tableAlias).\"$(columnName)\" is null then '' else " +
" case " +
" when extract(timezone_hour from $(tableAlias).\"$(columnName)\") < 0 then " +
" '\"' || to_char($(tableAlias).\"$(columnName)\", 'YYYY-MM-DD HH24:MI:SS.US ')||'-'|| " +
" lpad(cast(abs(extract(timezone_hour from $(tableAlias).\"$(columnName)\")) as varchar),2,'0')||':'|| " +
" lpad(cast(abs(extract(timezone_minute from $(tableAlias).\"$(columnName)\")) as varchar), 2, '0') || '\"' " +
" else " +
" '\"' || to_char($(tableAlias).\"$(columnName)\", 'YYYY-MM-DD HH24:MI:SS.US ')||'+'|| " +
" lpad(cast(extract(timezone_hour from $(tableAlias).\"$(columnName)\") as varchar),2,'0')||':'|| " +
" lpad(cast(extract(timezone_minute from $(tableAlias).\"$(columnName)\") as varchar), 2, '0') || '\"' " +
" end " +
"end ";
clobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace($(tableAlias).\"$(columnName)\",$$\\$$,$$\\\\$$),'\"',$$\\\"$$) || '\"' end" ;
blobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || pg_catalog.encode($(tableAlias).\"$(columnName)\", 'base64') || '\"' end" ;
wrappedBlobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || $(defaultSchema)$(prefixName)_largeobject($(tableAlias).\"$(columnName)\") || '\"' end" ;
booleanColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' when $(tableAlias).\"$(columnName)\" then '\"1\"' else '\"0\"' end" ;
triggerConcatCharacter = "||" ;
newTriggerValue = "new" ;
oldTriggerValue = "old" ;
oldColumnPrefix = "" ;
newColumnPrefix = "" ;
otherColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || cast($(tableAlias).\"$(columnName)\" as varchar) || '\"' end" ;
sqlTemplates = new HashMap<String,String>();
sqlTemplates.put("insertTriggerTemplate" ,
"create or replace function $(schemaName)f$(triggerName)() returns trigger as $function$ " +
" begin " +
" 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), " +
" $(defaultSchema)$(prefixName)_node_disabled(), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP " +
" ); " +
" end if; " +
" $(custom_on_insert_text) " +
" return null; " +
" end; " +
" $function$ language plpgsql; " );
sqlTemplates.put("insertPostTriggerTemplate" ,
"create trigger $(triggerName) after insert on $(schemaName)$(tableName) " +
" for each row execute procedure $(schemaName)f$(triggerName)(); " );
sqlTemplates.put("updateTriggerTemplate" ,
"create or replace function $(schemaName)f$(triggerName)() returns trigger as $function$ " +
" begin " +
" if $(syncOnUpdateCondition) and $(syncOnIncomingBatchCondition) 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), " +
" $(columns), " +
" $(oldColumns), " +
" '$(channelName)', " +
" $(txIdExpression), " +
" $(defaultSchema)$(prefixName)_node_disabled(), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP " +
" ); " +
" end if; " +
" $(custom_on_update_text) " +
" return null; " +
" end; " +
" $function$ language plpgsql; " );
sqlTemplates.put("updatePostTriggerTemplate" ,
"create trigger $(triggerName) after update on $(schemaName)$(tableName) " +
" for each row execute procedure $(schemaName)f$(triggerName)(); " );
sqlTemplates.put("deleteTriggerTemplate" ,
"create or replace function $(schemaName)f$(triggerName)() returns trigger as $function$ " +
" begin " +
" 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), " +
" $(defaultSchema)$(prefixName)_node_disabled(), " +
" $(externalSelect), " +
" CURRENT_TIMESTAMP " +
" ); " +
" end if; " +
" $(custom_on_delete_text) " +
" return null; " +
" end; " +
" $function$ language plpgsql; " );
sqlTemplates.put("deletePostTriggerTemplate" ,
"create trigger $(triggerName) after delete on $(schemaName)$(tableName) " +
" for each row execute procedure $(schemaName)f$(triggerName)(); " );
sqlTemplates.put("initialLoadSqlTemplate" ,
"select $(columns) from $(schemaName)$(tableName) t where $(whereClause) " );
}
@Override
protected boolean requiresWrappedBlobTemplateForBlobType() {
return true;
}
}