diff --git a/src/components/advancedSearch/meta/sql-parser.js b/src/components/advancedSearch/meta/sql-parser.js
index 12efd1ea..5f5e0164 100644
--- a/src/components/advancedSearch/meta/sql-parser.js
+++ b/src/components/advancedSearch/meta/sql-parser.js
@@ -190,13 +190,13 @@ export default class SqlParser extends SqlParserVisitor {
 
   // 字段或值
   visitExpressionAtomPredicate (ctx) {
-    const constant = ctx.getText().toLowerCase()
+    const constant = ctx.getText()
     this.buildMeta('expression', constant)
   }
 
   // 操作符
   visitComparisonOperator (ctx) {
-    const comparisonOperator = ctx.getText().toLowerCase()
+    const comparisonOperator = ctx.getText()
     this.buildMeta('operator', comparisonOperator)
   }
 
@@ -208,13 +208,13 @@ export default class SqlParser extends SqlParserVisitor {
 
   // in语句
   visitInPredicate (ctx) {
-    const inPredicate = ctx.getText().toLowerCase()
+    const inPredicate = ctx.getText()
     this.buildMeta('in', inPredicate)
   }
 
   // like语句
   visitLikePredicate (ctx) {
-    const likePredicate = ctx.getText().toLowerCase()
+    const likePredicate = ctx.getText()
     this.buildMeta('like', likePredicate)
   }
 }
diff --git a/src/views/entityExplorer/EntityExplorer.vue b/src/views/entityExplorer/EntityExplorer.vue
index 0c7eebc0..2f554157 100644
--- a/src/views/entityExplorer/EntityExplorer.vue
+++ b/src/views/entityExplorer/EntityExplorer.vue
@@ -452,7 +452,7 @@ export default {
         const entityTypeMeta = metaList.find(meta => {
           return meta.column && meta.column.name === 'entity_type'
         })
-        if (entityTypeMeta) {
+        if (entityTypeMeta && entityTypeMeta.operator.value === '=') {
           let entityType = ''
           this.limitFilterType = false
           if (entityTypeMeta.value.value === "'ip'") {