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refactor(数据源): 优化calcite的null值排序规则

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This commit is contained in:
junjun 2024-09-02 17:30:39 +08:00
parent 71671efbe5
commit 9e9718e782
1 changed files with 7 additions and 4 deletions
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11
core/core-backend/src/main/java/io/dataease/datasource/provider/CalciteProvider.java
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@ -19,6 +19,8 @@ import io.dataease.utils.*;
import jakarta.annotation.PostConstruct;
import jakarta.annotation.Resource;
import org.apache.calcite.adapter.jdbc.JdbcSchema;
import org.apache.calcite.config.CalciteConnectionProperty;
import org.apache.calcite.config.NullCollation;
import org.apache.calcite.jdbc.CalciteConnection;
import org.apache.calcite.schema.Schema;
import org.apache.calcite.schema.SchemaPlus;
@ -716,11 +718,12 @@ public class CalciteProvider extends Provider {
private Connection getCalciteConnection() {
registerDriver();
Properties info = new Properties();
info.setProperty("lex", "JAVA");
info.setProperty("fun", "all");
info.setProperty("caseSensitive", "false");
info.setProperty(CalciteConnectionProperty.LEX.camelName(), "JAVA");
info.setProperty(CalciteConnectionProperty.FUN.camelName(), "all");
info.setProperty(CalciteConnectionProperty.CASE_SENSITIVE.camelName(), "false");
info.setProperty(CalciteConnectionProperty.PARSER_FACTORY.camelName(), "org.apache.calcite.sql.parser.impl.SqlParserImpl#FACTORY");
info.setProperty(CalciteConnectionProperty.DEFAULT_NULL_COLLATION.camelName(), NullCollation.LAST.name());
info.setProperty("remarks", "true");
info.setProperty("parserFactory", "org.apache.calcite.sql.parser.impl.SqlParserImpl#FACTORY");
Connection connection = null;
try {
Class.forName("org.apache.calcite.jdbc.Driver");