本文整理汇总了Java中org.apache.calcite.sql.validate.SqlMonotonicity.unstrict方法的典型用法代码示例。如果您正苦于以下问题:Java SqlMonotonicity.unstrict方法的具体用法?Java SqlMonotonicity.unstrict怎么用?Java SqlMonotonicity.unstrict使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.calcite.sql.validate.SqlMonotonicity
的用法示例。
在下文中一共展示了SqlMonotonicity.unstrict方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getMonotonicity
import org.apache.calcite.sql.validate.SqlMonotonicity; //导入方法依赖的package包/类
@Override public SqlMonotonicity getMonotonicity(SqlOperatorBinding call) {
if (getName().equals("/")) {
final SqlMonotonicity mono0 = call.getOperandMonotonicity(0);
final SqlMonotonicity mono1 = call.getOperandMonotonicity(1);
if (mono1 == SqlMonotonicity.CONSTANT) {
if (call.isOperandLiteral(1, false)) {
switch (call.getOperandLiteralValue(1, BigDecimal.class).signum()) {
case -1:
// mono / -ve constant --> reverse mono, unstrict
return mono0.reverse().unstrict();
case 0:
// mono / zero --> constant (infinity!)
return SqlMonotonicity.CONSTANT;
default:
// mono / +ve constant * mono1 --> mono, unstrict
return mono0.unstrict();
}
}
}
}
return super.getMonotonicity(call);
}
示例2: getMonotonicity
import org.apache.calcite.sql.validate.SqlMonotonicity; //导入方法依赖的package包/类
@Override public SqlMonotonicity getMonotonicity(SqlOperatorBinding call) {
// SUBSTRING(x FROM 0 FOR constant) has same monotonicity as x
if (call.getOperandCount() == 3) {
final SqlMonotonicity mono0 = call.getOperandMonotonicity(0);
if ((mono0 != SqlMonotonicity.NOT_MONOTONIC)
&& call.getOperandMonotonicity(1) == SqlMonotonicity.CONSTANT
&& call.getOperandLiteralValue(1, BigDecimal.class)
.equals(BigDecimal.ZERO)
&& call.getOperandMonotonicity(2) == SqlMonotonicity.CONSTANT) {
return mono0.unstrict();
}
}
return super.getMonotonicity(call);
}