Examples with ValuePredicateAnalyzer io.mycat.calcite.rewriter.ValuePredicateAnalyzer used on opensource projects

Example 11 with ValuePredicateAnalyzer

use of io.mycat.calcite.rewriter.ValuePredicateAnalyzer in project Mycat2 by MyCATApache.

the class ValuePredicateAnalyzerTest method testDoubleColumns.

@Test
public void testDoubleColumns() {
    RexNode leftRexNode = rexBuilder.makeCall(SqlStdOperatorTable.EQUALS, rexBuilder.makeInputRef(MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), 0), rexBuilder.makeLiteral(0, MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), true));
    RexNode rightRexNode = rexBuilder.makeCall(SqlStdOperatorTable.EQUALS, rexBuilder.makeInputRef(MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), 1), rexBuilder.makeDynamicParam(MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), 0));
    List<String> columnList = Arrays.asList("id", "id2");
    ValuePredicateAnalyzer valuePredicateAnalyzer2 = new ValuePredicateAnalyzer(Arrays.asList(KeyMeta.of("shardingTable", "id"), KeyMeta.of("shardingDb", "id2")), columnList);
    Map<QueryType, List<ValueIndexCondition>> indexCondition = valuePredicateAnalyzer2.translateMatch(RexUtil.composeConjunction(rexBuilder, Arrays.asList(leftRexNode, rightRexNode)));
    Assert.assertEquals("{PK_POINT_QUERY=[ValueIndexCondition(fieldNames=[id, id2], indexName=shardingDb, indexColumnNames=[id2], queryType=PK_POINT_QUERY, rangeQueryLowerOp=null, rangeQueryLowerKey=null, rangeQueryUpperOp=null, rangeQueryUpperKey=null, pointQueryKey=[?0]), ValueIndexCondition(fieldNames=[id, id2], indexName=shardingTable, indexColumnNames=[id], queryType=PK_POINT_QUERY, rangeQueryLowerOp=null, rangeQueryLowerKey=null, rangeQueryUpperOp=null, rangeQueryUpperKey=null, pointQueryKey=[0])]}", Objects.toString(indexCondition));
}

Example 12 with ValuePredicateAnalyzer

use of io.mycat.calcite.rewriter.ValuePredicateAnalyzer in project Mycat2 by MyCATApache.

the class ValuePredicateAnalyzerTest method testGte.

@Test
public void testGte() {
    DrdsTest.getDrds();
    int count = 5;
    RexNode rexNode = rexBuilder.makeCall(SqlStdOperatorTable.GREATER_THAN, rexBuilder.makeInputRef(MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), 0), rexBuilder.makeLiteral(5, MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), true));
    List<String> columnList = Arrays.asList("id");
    ValuePredicateAnalyzer valuePredicateAnalyzer2 = new ValuePredicateAnalyzer(Arrays.asList(KeyMeta.of("seqSharding", "id")), columnList);
    Map<QueryType, List<ValueIndexCondition>> indexCondition = valuePredicateAnalyzer2.translateMatch(rexNode);
    Assert.assertEquals("{PK_RANGE_QUERY=[ValueIndexCondition(fieldNames=[id], indexName=seqSharding, indexColumnNames=[id], queryType=PK_RANGE_QUERY, rangeQueryLowerOp=GT, rangeQueryLowerKey=[5], rangeQueryUpperOp=null, rangeQueryUpperKey=null, pointQueryKey=null)]}", Objects.toString(indexCondition));
    MetadataManager metadataManager = DrdsTest.getMetadataManager();
    // 以下代码需要实现对应支持>的分片算法才能继续测试
    ShardingTable table = (ShardingTable) metadataManager.getTable("db1", "seqSharding");
    List o = ValueIndexCondition.getPartitions(table.getShardingFuntion(), valuePredicateAnalyzer2.translateMatch(rexNode), Arrays.asList());
    o.sort(Comparator.comparing(c -> c.toString()));
    Assert.assertEquals(4, o.size());
    Assert.assertEquals("[{targetName='c0', schemaName='db1_0', tableName='sharding_0', index=0, dbIndex=0, tableIndex=0}, {targetName='c0', schemaName='db1_0', tableName='sharding_1', index=1, dbIndex=0, tableIndex=1}, {targetName='c1', schemaName='db1_1', tableName='sharding_2', index=2, dbIndex=1, tableIndex=0}, {targetName='c1', schemaName='db1_1', tableName='sharding_3', index=3, dbIndex=1, tableIndex=1}]", Objects.toString(o));
    System.out.println();
}

Example 13 with ValuePredicateAnalyzer

use of io.mycat.calcite.rewriter.ValuePredicateAnalyzer in project Mycat2 by MyCATApache.

the class ValuePredicateAnalyzerTest method testMultiOrEquals5.

@Test
public void testMultiOrEquals5() {
    DrdsTest.getDrds();
    int count = 5;
    List<RexNode> orList = new LinkedList<>();
    for (int i = 0; i < count; i++) {
        RexNode rexNode = rexBuilder.makeCall(SqlStdOperatorTable.EQUALS, rexBuilder.makeInputRef(MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), 0), rexBuilder.makeLiteral(i, MycatCalciteSupport.TypeFactory.createSqlType(SqlTypeName.INTEGER), true));
        orList.add(rexNode);
    }
    RexNode rexNode = rexBuilder.makeCall(SqlStdOperatorTable.OR, orList);
    List<String> columnList = Arrays.asList("id");
    ValuePredicateAnalyzer valuePredicateAnalyzer2 = new ValuePredicateAnalyzer(Arrays.asList(KeyMeta.of("seqSharding", "id")), columnList);
    Map<QueryType, List<ValueIndexCondition>> indexCondition = valuePredicateAnalyzer2.translateMatch(rexNode);
    Assert.assertEquals("{PK_POINT_QUERY=[ValueIndexCondition(fieldNames=[id], indexName=seqSharding, indexColumnNames=[id], queryType=PK_POINT_QUERY, rangeQueryLowerOp=null, rangeQueryLowerKey=null, rangeQueryUpperOp=null, rangeQueryUpperKey=null, pointQueryKey=[0, 1, 2, 3, 4])]}", Objects.toString(indexCondition));
    MetadataManager metadataManager = DrdsTest.getMetadataManager();
    ShardingTable table = (ShardingTable) metadataManager.getTable("db1", "seqSharding");
    List o = ValueIndexCondition.getPartitions(table.getShardingFuntion(), valuePredicateAnalyzer2.translateMatch(rexNode), Arrays.asList());
    o.sort(Comparator.comparing(c -> c.toString()));
    Assert.assertEquals(4, o.size());
    Assert.assertEquals("[{targetName='c0', schemaName='db1_0', tableName='sharding_0', index=0, dbIndex=0, tableIndex=0}, {targetName='c0', schemaName='db1_0', tableName='sharding_1', index=1, dbIndex=0, tableIndex=1}, {targetName='c1', schemaName='db1_1', tableName='sharding_2', index=2, dbIndex=1, tableIndex=0}, {targetName='c1', schemaName='db1_1', tableName='sharding_3', index=3, dbIndex=1, tableIndex=1}]", Objects.toString(o));
    System.out.println();
}