github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/docs/generated/sql/bnf/begin_transaction.bnf (about)

     1  begin_stmt ::=
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     5  	| 'BEGIN' 'TRANSACTION' 'READ' 'ONLY' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
     6  	| 'BEGIN' 'TRANSACTION' 'READ' 'WRITE' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
     7  	| 'BEGIN' 'TRANSACTION' 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
     8  	| 'BEGIN' 'TRANSACTION' 
     9  	| 'BEGIN'  'PRIORITY' 'LOW' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
    10  	| 'BEGIN'  'PRIORITY' 'NORMAL' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
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    12  	| 'BEGIN'  'READ' 'ONLY' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
    13  	| 'BEGIN'  'READ' 'WRITE' ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
    14  	| 'BEGIN'  'AS' 'OF' 'SYSTEM' 'TIME' a_expr ( ( ( ',' |  ) ( ( 'PRIORITY' ( 'LOW' | 'NORMAL' | 'HIGH' ) ) | ( 'READ' 'ONLY' | 'READ' 'WRITE' ) | ( 'AS' 'OF' 'SYSTEM' 'TIME' a_expr ) ) ) )*
    15  	| 'BEGIN'