Keyword Analysis & Research: what is union all in sql

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is union all in sql	0.01	0.1	945	34	24
what	0.76	0.7	3754	87	4
is	1.54	0.2	5496	99	2
union	0.79	0.9	2940	53	5
all	0.21	0.3	4983	13	3
in	1.69	0.1	6716	39	2
sql	0.13	0.2	3502	61	3

Keyword	CPC	PCC	Volume	Score
what is union all in sql	0.19	0.9	3544	76