docs(sdb): update maximum query size MTA-5949 (#4873)

* docs(sdb): update maximum query size MTA-5949

* Update pages/serverless-sql-databases/reference-content/serverless-sql-databases-overview.mdx

Co-authored-by: Jessica <[email protected]>

---------

Co-authored-by: Jessica <[email protected]>

Author: SamyOubouaziz

pages/serverless-sql-databases/reference-content/serverless-sql-databases-overview.mdx

@@ -33,7 +33,7 @@ While your database is in an idle state, you will not be billed for compute reso
 | vCPU            | 0 vCPU  | 15 vCPU                                          |
 | RAM             | 0 GB    | 60 GB (4 GB/vCPU)                                |
 | Storage\*       | 0 GB    | 1 TB                                             |
-| Connections\*\* | 0       | 1000                                             |
+| Connections\*\* | 0       | 1,000                                            |
 
 \* The maximum storage capacity will increase with upcoming releases.
 
@@ -89,6 +89,6 @@ The following actions must be performed by you directly:
 
 ## Technical Limitations
 
-- SQL request size is limited to 512 KB. A single SQL query sent to a Serverless SQL Database cannot exceed 512 KB, but the response to the query is not limited and results tables can exceed 512 KB.
+- SQL request size is limited to 1,024 KB. A single SQL query sent to a Serverless SQL Database cannot exceed 1,024 KB, but the response to the query is not limited, and results tables can exceed 1,024 KB.
 
-- The total size of prepared statements is limited to 512 KB per client connection. Refer to the [official PostgreSQ documentation](https://www.postgresql.org/docs/current/sql-prepare.html) for more information on prepared statements.
+- The total size of prepared statements is limited to 1,024 KB per client connection. Refer to the [official PostgreSQL documentation](https://www.postgresql.org/docs/current/sql-prepare.html) for more information on prepared statements.

pages/serverless-sql-databases/troubleshooting/maximum-prepared-statements-reached.mdx

@@ -18,12 +18,12 @@ dates:
 The error message below appears when trying to create a new prepared statement:
 
 ```sh
-FATAL: failed to prepare statement: adding the prepared statement would exceed the limit of 524288 bytes for client connection: maximum allowed size of prepared statements for connection reached (SQLSTATE 53400).
+FATAL: failed to prepare statement: adding the prepared statement would exceed the limit of 1048576 bytes for client connection: maximum allowed size of prepared statements for connection reached (SQLSTATE 53400).
 ```
 
 ### Cause
 
-The total size of [prepared statements](https://www.postgresql.org/docs/current/sql-prepare.html) on Serverless SQL Databases is limited to 524288 bytes (512 kibibytes) for a single client connection. This limit can be reached for two reasons:
+The total size of [prepared statements](https://www.postgresql.org/docs/current/sql-prepare.html) on Serverless SQL Databases is limited to 1,048,576 bytes (1,024 kibibytes) for a single client connection. This limit can be reached for two reasons:
 
 - You (or the PostgreSQL client you are using) created too many prepared statements in a single PostgreSQL connection.