tristaZero commented on a change in pull request #4123: Add MySQL DDLStatement
antlr visitor
URL:
https://github.com/apache/incubator-shardingsphere/pull/4123#discussion_r373778970
##########
File path:
shardingsphere-sql-parser/shardingsphere-sql-parser-mysql/src/main/java/org/apache/shardingsphere/sql/parser/MySQLVisitor.java
##########
@@ -871,6 +1051,53 @@ private ASTNode createExpressionSegment(final ASTNode
astNode, final ParserRuleC
return astNode;
}
+ private ColumnDefinitionSegment createColumnDefinitionSegment(final
ColumnDefinitionContext columnDefinition, final DDLStatement statement) {
+ ColumnSegment column = (ColumnSegment)
visit(columnDefinition.columnName());
+ LiteralValue dataType = (LiteralValue)
visit(columnDefinition.dataType().dataTypeName_());
+ boolean isPrimaryKey = false;
+ for (InlineDataType_Context inlineDataType :
columnDefinition.inlineDataType_()) {
+ CommonDataTypeOption_Context commonDataTypeOption =
inlineDataType.commonDataTypeOption_();
+ if (null != commonDataTypeOption) {
+ if (null != commonDataTypeOption.primaryKey()) {
+ isPrimaryKey = true;
+ }
+ if (null != commonDataTypeOption.referenceDefinition_()) {
+ statement.getAllSQLSegments().add((TableSegment)
visit(commonDataTypeOption.referenceDefinition_().tableName()));
+ }
+ }
+ }
+ for (GeneratedDataType_Context generatedDataType:
columnDefinition.generatedDataType_()) {
+ CommonDataTypeOption_Context commonDataTypeOption =
generatedDataType.commonDataTypeOption_();
+ if (null != commonDataTypeOption) {
+ if (null != commonDataTypeOption.primaryKey()) {
+ isPrimaryKey = true;
+ }
+ if (null != commonDataTypeOption.referenceDefinition_()) {
+ statement.getAllSQLSegments().add((TableSegment)
visit(commonDataTypeOption.referenceDefinition_().tableName()));
Review comment:
Could give more review on other long funcions?
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