forked from opengaussexamples/examples
28 lines
1.0 KiB
Java
28 lines
1.0 KiB
Java
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import Generator.OpenGaussGenerator;
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import Lexer.OracleLexer;
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import Parser.AST.ASTNode;
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import Parser.OracleParser;
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public class Main {
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public static void main(String[] args) {
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// String sql = "CREATE TABLE employees (\n" +
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// " employee_id NUMBER PRIMARY KEY,\n" +
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// " first_name VARCHAR2(20),\n" +
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// " last_name VARCHAR2(25),\n" +
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// " email VARCHAR2(25),\n" +
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// " hire_date DATE\n" +
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// ");";
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String sql = "INSERT INTO employees (first_name, last_name, email) VALUES ('Jane', 'Smith', 'janesm@example.com');";
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OracleLexer lexer = new OracleLexer(sql);
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lexer.printTokens();
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OracleParser parser = new OracleParser(lexer);
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ASTNode root = parser.parse();
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System.out.println(root.toQueryString());
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System.out.println(root.getASTString());
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OpenGaussGenerator generator = new OpenGaussGenerator(root);
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System.out.println(generator.generate());
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}
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}
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