Wiki / 运算符

subtract

此版本暂无所选语言的定义，以下显示原始英文内容。

Left operand

timestamp

Right operand

timestamp

Result type

interval

Implementing function

timestamp_mi(timestamp,timestamp)

Operator kind

Binary

Hash join candidate

no

Merge join candidate

no

aliases

-, -(timestamp,timestamp)

manual semantics

Exact operand/result signature matched

memberships

未知

signature

-(timestamp,timestamp) → interval

source oid

2067

{"commutator":"","function":"timestamp_mi(timestamp,timestamp)","hash_join":"f","kind":"b","left_type":"timestamp","merge_join":"f","negator":"","result_type":"interval","right_type":"timestamp","symbol":"-"}