From cb1284c8c0950dcb792e95b889efe1dfafc05aea Mon Sep 17 00:00:00 2001
From: Henry Chan <112690257+hfhchan-plb@users.noreply.github.com>
Date: Mon, 24 Nov 2025 20:10:30 +0800
Subject: [PATCH] feat: init version in postgres driver only if not set
 (#11373)

---
 src/driver/postgres/PostgresDriver.ts | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

diff --git a/src/driver/postgres/PostgresDriver.ts b/src/driver/postgres/PostgresDriver.ts
index 62167732f..e45d39696 100644
--- a/src/driver/postgres/PostgresDriver.ts
+++ b/src/driver/postgres/PostgresDriver.ts
@@ -73,7 +73,8 @@ export class PostgresDriver implements Driver {
     options: PostgresConnectionOptions
 
     /**
-     * Version of Postgres. Requires a SQL query to the DB, so it is not always set
+     * Version of Postgres. Requires a SQL query to the DB, so it is set on the first
+     * connection attempt.
      */
     version?: string
 
@@ -362,20 +363,24 @@ export class PostgresDriver implements Driver {
             this.master = await this.createPool(this.options, this.options)
         }
 
-        const queryRunner = this.createQueryRunner("master")
+        if (!this.version || !this.database || !this.searchSchema) {
+            const queryRunner = this.createQueryRunner("master")
 
-        this.version = await queryRunner.getVersion()
+            if (!this.version) {
+                this.version = await queryRunner.getVersion()
+            }
 
-        if (!this.database) {
-            this.database = await queryRunner.getCurrentDatabase()
+            if (!this.database) {
+                this.database = await queryRunner.getCurrentDatabase()
+            }
+
+            if (!this.searchSchema) {
+                this.searchSchema = await queryRunner.getCurrentSchema()
+            }
+
+            await queryRunner.release()
         }
 
-        if (!this.searchSchema) {
-            this.searchSchema = await queryRunner.getCurrentSchema()
-        }
-
-        await queryRunner.release()
-
         if (!this.schema) {
             this.schema = this.searchSchema
         }