#171

plugins/dbgate-plugin-postgres/src/backend/Analyser.js

@@ -36,8 +36,8 @@ function getColumnInfo({
 }
 
 class Analyser extends DatabaseAnalyser {
-  constructor(pool, driver) {
-    super(pool, driver);
+  constructor(pool, driver, version) {
+    super(pool, driver, version);
   }
 
   createQuery(resFileName, typeFields) {

plugins/dbgate-plugin-postgres/src/backend/drivers.js

@@ -133,10 +133,15 @@ const drivers = driverBases.map(driverBase => ({
 
     const m = version.match(/([\d\.]+)/);
     let versionText = null;
+    let versionMajor = null;
+    let versionMinor = null;
     if (m) {
       if (isCockroach) versionText = `CockroachDB ${m[1]}`;
       if (isRedshift) versionText = `Redshift ${m[1]}`;
       if (isPostgres) versionText = `PostgreSQL ${m[1]}`;
+      const numbers = m[1].split('.');
+      if (numbers[0]) versionMajor = parseInt(numbers[0]);
+      if (numbers[1]) versionMinor = parseInt(numbers[1]);
     }
 
     return {
@@ -145,6 +150,8 @@ const drivers = driverBases.map(driverBase => ({
       isPostgres,
       isCockroach,
       isRedshift,
+      versionMajor,
+      versionMinor,
     };
   },
   async readQuery(client, sql, structure) {

plugins/dbgate-plugin-postgres/src/frontend/drivers.js

@@ -57,6 +57,20 @@ const postgresDriver = {
     ...dialect,
     materializedViews: true,
   },
+
+  dialectByVersion(version) {
+    if (version) {
+      return {
+        ...dialect,
+        materializedViews:
+          version &&
+          version.versionMajor != null &&
+          version.versionMinor != null &&
+          (version.versionMajor > 9 || version.versionMajor == 9 || version.versionMinor >= 3),
+      };
+    }
+    return dialect;
+  },
 };
 
 /** @type {import('dbgate-types').EngineDriver} */