SQL Engine - SQL Tree

Oracle Database Sql Processing


The SQL tree is the output of the SQL parser that represents a SQL statement in a parse tree where each node is a SQL Token (ie select,from, …)

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Card Puncher Data Processing
Calcite - Syntax Tree (SqlNode)

SQL tree in Calcite. The tree is build by the parser and each node (Tokens) is represented by SqlNode SqlNode can be converted back to SQL via the unparse...
Oracle Database Sql Processing
SQL Engine - SQL Parser

The parser in an SQL engine parse a Sql statement. It's the first stage of SQL processing. This stage involves separating the pieces of a SQL statement into a SQL Tree where each node is a SQL token...

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