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Code Issues Releases Wiki Activity

ddd mapping support

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温少
2012-03-14 13:37:06 +08:00
parent e453b5b72e
commit 306f8d8b14
12 changed files with 316 additions and 220 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlSelectParser.java
+93 -91
View File
@@ -50,108 +50,110 @@ public class MySqlSelectParser extends SQLSelectParser {
return queryRest(select);
}
accept(Token.SELECT);
MySqlSelectQueryBlock queryBlock = new MySqlSelectQueryBlock();
if (lexer.token() == (Token.DISTINCT)) {
queryBlock.setDistionOption(SQLSetQuantifier.DISTINCT);
if (lexer.token() == Token.SELECT) {
lexer.nextToken();
} else if (identifierEquals("DISTINCTROW")) {
queryBlock.setDistionOption(SQLSetQuantifier.DISTINCTROW);
lexer.nextToken();
} else if (lexer.token() == (Token.ALL)) {
queryBlock.setDistionOption(SQLSetQuantifier.ALL);
lexer.nextToken();
}
if (identifierEquals("HIGH_PRIORITY")) {
queryBlock.setHignPriority(true);
lexer.nextToken();
}
if (identifierEquals("STRAIGHT_JOIN")) {
queryBlock.setStraightJoin(true);
lexer.nextToken();
}
if (identifierEquals("SQL_SMALL_RESULT")) {
queryBlock.setSmallResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_BIG_RESULT")) {
queryBlock.setBigResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_BUFFER_RESULT")) {
queryBlock.setBufferResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_CACHE")) {
queryBlock.setCache(true);
lexer.nextToken();
}
if (identifierEquals("SQL_NO_CACHE")) {
queryBlock.setCache(false);
lexer.nextToken();
}
if (identifierEquals("SQL_CALC_FOUND_ROWS")) {
queryBlock.setCalcFoundRows(true);
lexer.nextToken();
}
parseSelectList(queryBlock);
if (lexer.token() == (Token.INTO)) {
lexer.nextToken();
acceptIdentifier("OUTFILE");
SQLExpr outFile = expr();
queryBlock.setOutFile(outFile);
if (identifierEquals("FIELDS") || identifierEquals("COLUMNS")) {
if (lexer.token() == (Token.DISTINCT)) {
queryBlock.setDistionOption(SQLSetQuantifier.DISTINCT);
lexer.nextToken();
} else if (identifierEquals("DISTINCTROW")) {
queryBlock.setDistionOption(SQLSetQuantifier.DISTINCTROW);
lexer.nextToken();
} else if (lexer.token() == (Token.ALL)) {
queryBlock.setDistionOption(SQLSetQuantifier.ALL);
lexer.nextToken();
if (identifierEquals("TERMINATED")) {
lexer.nextToken();
accept(Token.BY);
}
queryBlock.setOutFileColumnsTerminatedBy((SQLLiteralExpr) expr());
if (identifierEquals("OPTIONALLY")) {
lexer.nextToken();
queryBlock.setOutFileColumnsEnclosedOptionally(true);
}
if (identifierEquals("ENCLOSED")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileColumnsEnclosedBy((SQLLiteralExpr) expr());
}
if (identifierEquals("ESCAPED")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileColumnsEscaped((SQLLiteralExpr) expr());
}
}
if (identifierEquals("LINES")) {
if (identifierEquals("HIGH_PRIORITY")) {
queryBlock.setHignPriority(true);
lexer.nextToken();
}
if (identifierEquals("STARTING")) {
if (identifierEquals("STRAIGHT_JOIN")) {
queryBlock.setStraightJoin(true);
lexer.nextToken();
}
if (identifierEquals("SQL_SMALL_RESULT")) {
queryBlock.setSmallResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_BIG_RESULT")) {
queryBlock.setBigResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_BUFFER_RESULT")) {
queryBlock.setBufferResult(true);
lexer.nextToken();
}
if (identifierEquals("SQL_CACHE")) {
queryBlock.setCache(true);
lexer.nextToken();
}
if (identifierEquals("SQL_NO_CACHE")) {
queryBlock.setCache(false);
lexer.nextToken();
}
if (identifierEquals("SQL_CALC_FOUND_ROWS")) {
queryBlock.setCalcFoundRows(true);
lexer.nextToken();
}
parseSelectList(queryBlock);
if (lexer.token() == (Token.INTO)) {
lexer.nextToken();
acceptIdentifier("OUTFILE");
SQLExpr outFile = expr();
queryBlock.setOutFile(outFile);
if (identifierEquals("FIELDS") || identifierEquals("COLUMNS")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileLinesStartingBy((SQLLiteralExpr) expr());
} else {
identifierEquals("TERMINATED");
if (identifierEquals("TERMINATED")) {
lexer.nextToken();
accept(Token.BY);
}
queryBlock.setOutFileColumnsTerminatedBy((SQLLiteralExpr) expr());
if (identifierEquals("OPTIONALLY")) {
lexer.nextToken();
queryBlock.setOutFileColumnsEnclosedOptionally(true);
}
if (identifierEquals("ENCLOSED")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileColumnsEnclosedBy((SQLLiteralExpr) expr());
}
if (identifierEquals("ESCAPED")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileColumnsEscaped((SQLLiteralExpr) expr());
}
}
if (identifierEquals("LINES")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileLinesTerminatedBy((SQLLiteralExpr) expr());
if (identifierEquals("STARTING")) {
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileLinesStartingBy((SQLLiteralExpr) expr());
} else {
identifierEquals("TERMINATED");
lexer.nextToken();
accept(Token.BY);
queryBlock.setOutFileLinesTerminatedBy((SQLLiteralExpr) expr());
}
}
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+36 -34
View File
@@ -87,45 +87,47 @@ public class MySqlStatementParser extends SQLStatementParser {
}
public MySqlDeleteStatement parseDeleteStatement() throws ParserException {
accept(Token.DELETE);
MySqlDeleteStatement deleteStatement = new MySqlDeleteStatement();
if (identifierEquals("LOW_PRIORITY")) {
deleteStatement.setLowPriority(true);
if (lexer.token() == Token.DELETE) {
lexer.nextToken();
}
if (identifierEquals("QUICK")) {
deleteStatement.setQuick(true);
lexer.nextToken();
}
if (identifierEquals("IGNORE")) {
deleteStatement.setIgnore(true);
lexer.nextToken();
}
if (lexer.token() == Token.IDENTIFIER) {
exprParser.names(deleteStatement.getTableNames());
if (lexer.token() == Token.FROM) {
if (identifierEquals("LOW_PRIORITY")) {
deleteStatement.setLowPriority(true);
lexer.nextToken();
}
if (identifierEquals("QUICK")) {
deleteStatement.setQuick(true);
lexer.nextToken();
}
if (identifierEquals("IGNORE")) {
deleteStatement.setIgnore(true);
lexer.nextToken();
}
if (lexer.token() == Token.IDENTIFIER) {
exprParser.names(deleteStatement.getTableNames());
if (lexer.token() == Token.FROM) {
lexer.nextToken();
SQLTableSource tableSource = createSQLSelectParser().parseTableSource();
deleteStatement.setFrom(tableSource);
}
} else {
if (lexer.token() == Token.FROM) {
lexer.nextToken();
}
exprParser.names(deleteStatement.getTableNames());
}
if (identifierEquals("USING")) {
lexer.nextToken();
SQLTableSource tableSource = createSQLSelectParser().parseTableSource();
deleteStatement.setFrom(tableSource);
deleteStatement.setUsing(tableSource);
}
} else {
if (lexer.token() == Token.FROM) {
lexer.nextToken();
}
exprParser.names(deleteStatement.getTableNames());
}
if (identifierEquals("USING")) {
lexer.nextToken();
SQLTableSource tableSource = createSQLSelectParser().parseTableSource();
deleteStatement.setUsing(tableSource);
}
if (lexer.token() == (Token.WHERE)) {
@@ -987,7 +989,7 @@ public class MySqlStatementParser extends SQLStatementParser {
return stmt;
}
protected SQLDropTableStatement parseDropTable(boolean acceptDrop) {
if (acceptDrop) {
accept(Token.DROP);
@@ -995,7 +997,7 @@ public class MySqlStatementParser extends SQLStatementParser {
accept(Token.TABLE);
MySqlDropTableStatement stmt = new MySqlDropTableStatement();
if (lexer.token() == Token.IF) {
lexer.nextToken();
accept(Token.EXISTS);