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Enable rs streaming and DB pinning for DuckLake #276

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Merged
merged 1 commit into from
Jun 16, 2025
Merged

Enable rs streaming and DB pinning for DuckLake #276

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7 changes: 7 additions & 0 deletions src/main/java/org/duckdb/DuckDBDriver.java
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@ public class DuckDBDriver implements java.sql.Driver {

static final String DUCKDB_URL_PREFIX = "jdbc:duckdb:";
static final String MEMORY_DB = ":memory:";
private static final String DUCKLAKE_URL_PREFIX = DUCKDB_URL_PREFIX + "ducklake:";

static final ScheduledThreadPoolExecutor scheduler;

Expand Down Expand Up @@ -102,6 +103,12 @@ public Connection connect(String url, Properties info) throws SQLException {
// to be established.
props.remove("path");

// DuckLake connection
if (pp.shortUrl.startsWith(DUCKLAKE_URL_PREFIX)) {
setDefaultOptionValue(props, JDBC_PIN_DB, true);
setDefaultOptionValue(props, JDBC_STREAM_RESULTS, true);
}

// Pin DB option
String pinDbOptStr = removeOption(props, JDBC_PIN_DB);
boolean pinDBOpt = isStringTruish(pinDbOptStr, false);
Expand Down