Fix bad SQL grammar (alibaba#3445)

lancediarmuid · Jul 27, 2020 · 92d5491 · 92d5491
1 parent 50245f3
commit 92d5491
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...ba/nacos/config/server/service/repository/embedded/EmbeddedStoragePersistServiceImpl.java b/...ba/nacos/config/server/service/repository/embedded/EmbeddedStoragePersistServiceImpl.java
@@ -2194,7 +2194,7 @@ public ConfigInfoWrapper queryConfigInfo(final String dataId, final String group
 
  @Override
  public boolean isExistTable(String tableName) {
- String sql = String.format("select 1 from %s limit 1", tableName);
+ String sql = String.format("SELECT 1 FROM %s FETCH FIRST ROW ONLY", tableName);
  try {
  databaseOperate.queryOne(sql, Integer.class);
  return true;