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change connection schema after USE is executed #2138

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Merged
chernser merged 5 commits into from
Feb 12, 2025
Merged

change connection schema after USE is executed #2138

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8ddaa36
change connection schema after USE is executed
gfunc Feb 11, 2025
3544e2a
resolve conflict
gfunc Feb 12, 2025
c567bd1
rename test table and database
gfunc Feb 12, 2025
28f1f1e
Merge remote-tracking branch 'upstream/main'
gfunc Feb 12, 2025
dbcfedf
remove typo
gfunc Feb 12, 2025
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7 changes: 7 additions & 0 deletions jdbc-v2/src/main/java/com/clickhouse/jdbc/StatementImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -367,6 +367,13 @@ public boolean execute(String sql, QuerySettings settings) throws SQLException {
}
}
return false;
} else if (type == StatementType.USE) {
executeUpdate(sql, settings);
//USE Database
List<String> tokens = JdbcUtils.tokenizeSQL(sql);
this.schema = tokens.get(1).replace("\"", "");
LOG.info("Changed statement schema " + schema);
return false;
} else {
executeUpdate(sql, settings);
return false;
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13 changes: 13 additions & 0 deletions jdbc-v2/src/test/java/com/clickhouse/jdbc/StatementTest.java
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Expand Up @@ -559,4 +559,17 @@ void testWithClause() throws Exception {
}
assertEquals(count, 100);
}

@Test(groups = { "integration" })
public void testSwitchDatabase() throws Exception {
String createSql = "CREATE TABLE switchDatabaseWithUse (id UInt8, words String) ENGINE = MergeTree ORDER BY ()";
try (Connection conn = getJdbcConnection()) {
try (Statement stmt = conn.createStatement()) {
assertEquals(stmt.executeUpdate(createSql), 0);
assertEquals(stmt.executeUpdate("CREATE DATABASE \"newDatabase\" ENGINE=Atomic"), 0);
assertFalse(stmt.execute("USE \"newDatabase\""));
assertEquals(stmt.executeUpdate(createSql), 0);
}
}
}
}
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