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jianhao.dai
2017-07-20 11:37:24 +08:00
parent 34bcfbc3cb
commit 214e404e1b
1 changed files with 21 additions and 20 deletions
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41
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/dbsync/LogEventConvert.java
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@@ -158,32 +158,33 @@ public class LogEventConvert extends AbstractCanalLifeCycle implements BinlogPar
String tableName = result.getTableName(); String tableName = result.getTableName();
EventType type = EventType.QUERY; EventType type = EventType.QUERY;
// 更新下table meta cache
if (tableMetaCache != null
&& (result.getType() == EventType.ALTER || result.getType() == EventType.ERASE || result.getType() == EventType.RENAME)) {
for (DdlResult renameResult = result; renameResult != null; renameResult = renameResult.getRenameTableResult()) {
String schemaName0 = event.getDbName(); // 防止rename语句后产生schema变更带来影响
if (StringUtils.isNotEmpty(renameResult.getSchemaName())) {
schemaName0 = renameResult.getSchemaName();
}
tableName = renameResult.getTableName();
if (StringUtils.isNotEmpty(tableName)) {
// 如果解析到了正确的表信息，则根据全名进行清除
tableMetaCache.clearTableMeta(schemaName0, tableName);
} else {
// 如果无法解析正确的表信息，则根据schema进行清除
tableMetaCache.clearTableMetaWithSchemaName(schemaName0);
}
}
}
// fixed issue https://github.com/alibaba/canal/issues/58 // fixed issue https://github.com/alibaba/canal/issues/58
if (result.getType() == EventType.ALTER || result.getType() == EventType.ERASE if (result.getType() == EventType.ALTER || result.getType() == EventType.ERASE
|| result.getType() == EventType.CREATE || result.getType() == EventType.TRUNCATE || result.getType() == EventType.CREATE || result.getType() == EventType.TRUNCATE
|| result.getType() == EventType.RENAME || result.getType() == EventType.CINDEX || result.getType() == EventType.RENAME || result.getType() == EventType.CINDEX
|| result.getType() == EventType.DINDEX) { // 针对DDL类型 || result.getType() == EventType.DINDEX) { // 针对DDL类型
// 更新下table meta cache
if (tableMetaCache != null
&& (result.getType() == EventType.ALTER || result.getType() == EventType.ERASE || result.getType() == EventType.RENAME)) {
for (DdlResult renameResult = result; renameResult != null; renameResult = renameResult.getRenameTableResult()) {
String schemaName0 = event.getDbName(); // 防止rename语句后产生schema变更带来影响
if (StringUtils.isNotEmpty(renameResult.getSchemaName())) {
schemaName0 = renameResult.getSchemaName();
}
tableName = renameResult.getTableName();
if (StringUtils.isNotEmpty(tableName)) {
// 如果解析到了正确的表信息，则根据全名进行清除
tableMetaCache.clearTableMeta(schemaName0, tableName);
} else {
// 如果无法解析正确的表信息，则根据schema进行清除
tableMetaCache.clearTableMetaWithSchemaName(schemaName0);
}
}
}
if (filterQueryDdl) { if (filterQueryDdl) {
return null; return null;
} }