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Redirect prepareStatment #123

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Redirect prepareStatment #123

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14 changes: 12 additions & 2 deletions src/main/java/org/duckdb/DuckDBConnection.java
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,8 @@
import org.duckdb.user.DuckDBUserArray;
import org.duckdb.user.DuckDBUserStruct;

import static java.sql.Statement.NO_GENERATED_KEYS;

public final class DuckDBConnection implements java.sql.Connection {

/** Name of the DuckDB default schema. */
Expand Down Expand Up @@ -294,11 +296,19 @@ public CallableStatement prepareCall(String sql, int resultSetType, int resultSe
}

public PreparedStatement prepareStatement(String sql, int autoGeneratedKeys) throws SQLException {
throw new SQLFeatureNotSupportedException("prepareStatement");
if (autoGeneratedKeys == NO_GENERATED_KEYS) {
return prepareStatement(sql);
} else {
return prepareStatement(sql, (String[]) null);
}
}

public PreparedStatement prepareStatement(String sql, int[] columnIndexes) throws SQLException {
throw new SQLFeatureNotSupportedException("prepareStatement");
if (columnIndexes != null && columnIndexes.length == 0) {
return prepareStatement(sql);
} else {
throw new SQLFeatureNotSupportedException("prepareStatement: returning autogenerated keys is not supported");
}
}

public PreparedStatement prepareStatement(String sql, String[] columnNames) throws SQLException {
Expand Down