postgres difference between two timestamps

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
postgres difference between two timestamps	0.14	0.6	7076	46	42
postgres	0.86	1	6783	75	8
difference	1.13	0.5	1771	100	10
between	0.46	0.3	2832	29	7
two	0.69	0.2	1438	51	3
timestamps	1.44	1	1038	66	10

Keyword	CPC	PCC	Volume	Score
postgres difference between two timestamps	1.53	0.2	1340	67
postgresql difference between two timestamps	1.68	0.6	3781	60
postgres time vs timestamp	0.2	0.8	3546	18
postgresql duration between two timestamps	0.06	0.8	5653	50
timestamp vs date postgres	1.45	0.7	7396	42
postgresql timestamp difference in seconds	0.9	0.9	1964	53
postgresql hours between two timestamps	1.53	0.6	9970	62
postgres timestamp vs timestamptz	0.79	1	4530	36
postgres as of timestamp	1.05	0.8	3200	53
datetime vs timestamp postgres	0.82	0.6	9548	69
compare timestamp in postgresql	0.1	0.7	7249	12
postgresql timestamp difference in hours	0.91	1	9136	70
postgresql date vs timestamp	1.1	0.2	3445	87
postgresql timestamp difference in minutes	0.78	0.6	7828	8
postgresql timestamp vs timestamptz	1	0.6	5666	56
postgresql timestamp vs datetime	0.16	0.8	4150	79
postgresql as of timestamp	0.31	0.6	3866	19