List view

getResultSet not implemented

bug

jdbc-v1JDBC driverJDBC driver

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

usabilitywhat affects usability of the clientwhat affects usability of the client

Status: Closed (completed).

#1438 In ClickHouse/clickhouse-java;

· by adrevant was closed on Jan 29, 2026

getDatabaseMajorVersion throws SQLException: "Failed to retrieve server version."

action:verify

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

bug

jdbc-v1JDBC driverJDBC driver

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2227 In ClickHouse/clickhouse-java;

· by jeloba was closed on Dec 1, 2025

Error after calling getPrimaryKeys for the older database version

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

bug

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2654 In ClickHouse/clickhouse-java;

· by Destrolaric was closed on Dec 1, 2025

Database name is ignored when refreshing dictionaries with query settings

bug

client-api-v2

Status: Closed (completed).

#2155 In ClickHouse/clickhouse-java;

· by nicolo-andronio was closed on Dec 1, 2025

JDBC-V2: ResultSet inferred type for arrays is always <code>Object[]</code>

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

bug

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2457 In ClickHouse/clickhouse-java;

· by jnd77 was closed on Nov 25, 2025

[jdbc-v2] Implement Array.getResultSet

area:jdbc-readreading data with jdbcreading data with jdbc

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

Feature

#2683 In ClickHouse/clickhouse-java;

· by chernser was closed on Dec 10, 2025

"getResultSet not implemented" error when mapping Array(Nullable(UInt32)) after updating from 0.3.2-patch11

bug

jdbc-v1JDBC driverJDBC driver

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

usabilitywhat affects usability of the clientwhat affects usability of the client

Status: Closed (completed).

#1545 In ClickHouse/clickhouse-java;

· by gaabs was closed on Dec 10, 2025

[JDBC-V2] DatabaseMetadata: review and tests support flags.

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2519 In ClickHouse/clickhouse-java;

· by chernser was closed on Dec 8, 2025

[JDBC-V2] DatabaseMedata: review max values

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2520 In ClickHouse/clickhouse-java;

· by chernser was closed on Dec 8, 2025

Exception when reading an array of variants

area:data-typedata type processing issuesdata type processing issues

bug

client-api-v2

Status: Closed (completed).

#2602 In ClickHouse/clickhouse-java;

· by bearpaws was closed on Dec 17, 2025

[JDBC-V2] DatabaseMetadata issues &amp; improvements

area:jdbc-metadataissue handling metadata things like getting type of columnissue handling metadata things like getting type of column

bug

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Closed (completed).

#2518 In ClickHouse/clickhouse-java;

· by chernser was closed on Dec 18, 2025