Java Code Examples for org.apache.calcite.sql.SqlKind#MIN
The following examples show how to use
org.apache.calcite.sql.SqlKind#MIN .
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Example 1
Source File: FlinkAggregateRemoveRule.java From flink with Apache License 2.0 | 6 votes |
@Override public boolean matches(RelOptRuleCall call) { final Aggregate aggregate = call.rel(0); final RelNode input = call.rel(1); if (aggregate.getGroupCount() == 0 || aggregate.indicator || aggregate.getGroupType() != Aggregate.Group.SIMPLE) { return false; } for (AggregateCall aggCall : aggregate.getAggCallList()) { SqlKind aggCallKind = aggCall.getAggregation().getKind(); // TODO supports more AggregateCalls boolean isAllowAggCall = aggCallKind == SqlKind.SUM || aggCallKind == SqlKind.MIN || aggCallKind == SqlKind.MAX || aggCall.getAggregation() instanceof SqlAuxiliaryGroupAggFunction; if (!isAllowAggCall || aggCall.filterArg >= 0 || aggCall.getArgList().size() != 1) { return false; } } final RelMetadataQuery mq = call.getMetadataQuery(); return SqlFunctions.isTrue(mq.areColumnsUnique(input, aggregate.getGroupSet())); }
Example 2
Source File: FlinkAggregateRemoveRule.java From flink with Apache License 2.0 | 6 votes |
@Override public boolean matches(RelOptRuleCall call) { final Aggregate aggregate = call.rel(0); final RelNode input = call.rel(1); if (aggregate.getGroupCount() == 0 || aggregate.indicator || aggregate.getGroupType() != Aggregate.Group.SIMPLE) { return false; } for (AggregateCall aggCall : aggregate.getAggCallList()) { SqlKind aggCallKind = aggCall.getAggregation().getKind(); // TODO supports more AggregateCalls boolean isAllowAggCall = aggCallKind == SqlKind.SUM || aggCallKind == SqlKind.MIN || aggCallKind == SqlKind.MAX || aggCall.getAggregation() instanceof SqlAuxiliaryGroupAggFunction; if (!isAllowAggCall || aggCall.filterArg >= 0 || aggCall.getArgList().size() != 1) { return false; } } final RelMetadataQuery mq = call.getMetadataQuery(); return SqlFunctions.isTrue(mq.areColumnsUnique(input, aggregate.getGroupSet())); }
Example 3
Source File: SqlMinMaxAggFunction.java From Bats with Apache License 2.0 | 4 votes |
@Deprecated // to be removed before 2.0 public boolean isMin() { return kind == SqlKind.MIN; }
Example 4
Source File: SqlValidatorImpl.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
private static boolean isAggregation(SqlKind kind) { return kind == SqlKind.SUM || kind == SqlKind.SUM0 || kind == SqlKind.AVG || kind == SqlKind.COUNT || kind == SqlKind.MAX || kind == SqlKind.MIN; }
Example 5
Source File: SqlValidatorImpl.java From flink with Apache License 2.0 | 4 votes |
private static boolean isAggregation(SqlKind kind) { return kind == SqlKind.SUM || kind == SqlKind.SUM0 || kind == SqlKind.AVG || kind == SqlKind.COUNT || kind == SqlKind.MAX || kind == SqlKind.MIN; }
Example 6
Source File: SqlMinMaxAggFunction.java From calcite with Apache License 2.0 | 4 votes |
@Deprecated // to be removed before 2.0 public boolean isMin() { return kind == SqlKind.MIN; }