The hierarchy of SQL expression

The hierarchy of SQL expression

1. scalar expr 1.1 primary expr 1.1.1 function call 1.1.2 value expr 1.1.2.1 literal 1.2 binary expr
2. query expr(table expr)

Headings (# ## ### etc.)

Alt Heading 1 (Headings need 4 = or -)

Alt Heading 2 (Headings need 4 = or -)

Normal text bold then italic. Escape * ` < _ # \ & more.

1. Order list

• Unorder list ( - or + )

code: a === a

blockquote

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Enjoy! :)