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clickhouse-data (v1): ClickHouseUtils.skipSingleLineComment jumps to end of query for an empty -- comment, dropping the rest of the SQL

area:sql-parser

bug

client-v1issues applicable only for an old clientissues applicable only for an old client

Status: Open.

#3066 In ClickHouse/clickhouse-java;

· polyglotAI-bot opened on Aug 19, 2026

Build: any reactor build stopping before 'package' fails with "module not found: com.clickhouse.data" in clickhouse-client java11 module-info

area:packaging

bug

Status: Open.

#3064 In ClickHouse/clickhouse-java;

· polyglotAI-bot opened on Aug 18, 2026

[client-v2, jdbc-v2] SQLUtils.enquoteLiteral / enquoteIdentifier do not escape backslashes, corrupting or breaking SQL

Status: Open.

#3063 In ClickHouse/clickhouse-java;

· claude opened on Aug 18, 2026

[r2dbc] Deprecate pre-1.0 support

r2dbc

Status: Open.

#3062 In ClickHouse/clickhouse-java;

· chernser opened on Aug 18, 2026

·  

0.11.0

[client-v2] Expose supported configuration options via a public API

area:generalgeneral issue without a specific area.general issue without a specific area.

client-api-v2

enhancement

Status: Open.

#3059 In ClickHouse/clickhouse-java;

· Marais opened on Aug 17, 2026

·  

0.11.0

Flaky test: R2DBCTestKitImplTest.batch intermittently fails with "Connection pool shut down"

bug

r2dbc

test

Status: Open.

#3058 In ClickHouse/clickhouse-java;

· polyglotAI-bot opened on Aug 17, 2026

NonBlockingPipedOutputStream.close() is not idempotent: concurrent close silently drops the pending buffer

bug

Status: Open.

#3057 In ClickHouse/clickhouse-java;

· polyglotAI-bot opened on Aug 17, 2026

jdbc-v2 0.9.7: SQL parser silently reports argCount=0 for two constructs (bare -- comment; SELECT * EXCEPT (...)), causing ArrayIndexOutOfBoundsException on bind

Status: Open.

#3052 In ClickHouse/clickhouse-java;

· lyfuci opened on Aug 14, 2026

jdbc-v2: BigQuery table engine is not mapped in DatabaseMetaDataImpl.ENGINE_TO_TABLE_TYPE

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: Open.

#3049 In ClickHouse/clickhouse-java;

· polyglotAI-bot opened on Aug 13, 2026

[client-v2, jdbc-v2] Add MultiPoint type support

enhancement

Status: Open.

#3048 In ClickHouse/clickhouse-java;

· benedictpmateo opened on Aug 12, 2026

Map(K, V) type support issue

bug

Status: Open.

#3047 In ClickHouse/clickhouse-java;

· E1izabeth opened on Aug 11, 2026

Regression in JDBC 0.9.8 when reading Array(Tuple(...)) with named tuple elements.

area:data-typedata type processing issuesdata type processing issues

area:jdbc-readreading data with jdbcreading data with jdbc

bug

jdbc-v2jdbc-v2 issuesjdbc-v2 issues

Status: Open.

#3045 In ClickHouse/clickhouse-java;

· maxevtushok opened on Aug 6, 2026