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/*
* Copyright 2004-2006 H2 Group. Licensed under the H2 License, Version 1.0 (http://h2database.com/html/license.html).
*/
#include "h2odbc.h"
SQLRETURN SQLColAttribute (
SQLHSTMT StatementHandle,
SQLUSMALLINT ColumnNumber,
SQLUSMALLINT FieldIdentifier,
SQLPOINTER CharacterAttributePtr,
SQLSMALLINT BufferLength,
SQLSMALLINT* StringLengthPtr,
SQLPOINTER NumericAttributePtr) {
trace("SQLColAttribute col=%d", ColumnNumber);
Statement* stat=Statement::cast(StatementHandle);
if(stat==0) {
return SQL_INVALID_HANDLE;
}
stat->setError(0);
Descriptor* desc = stat->getImpRowDesc();
ColumnNumber--;
if(ColumnNumber > stat->getColumnCount()) {
trace(" columnCount=%d", stat->getColumnCount());
return SQL_ERROR;
}
DescriptorRecord* rec = desc->getRecord(ColumnNumber);
switch(FieldIdentifier) {
case SQL_DESC_AUTO_UNIQUE_VALUE:
trace(" SQL_DESC_AUTO_UNIQUE_VALUE");
returnInt(NumericAttributePtr, SQL_FALSE);
break;
case SQL_DESC_BASE_COLUMN_NAME:
trace(" SQL_DESC_BASE_COLUMN_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "");
break;
case SQL_DESC_BASE_TABLE_NAME:
trace(" SQL_DESC_BASE_TABLE_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "");
break;
case SQL_DESC_CASE_SENSITIVE:
trace(" SQL_DESC_CASE_SENSITIVE");
returnInt(NumericAttributePtr, SQL_TRUE);
break;
case SQL_DESC_CATALOG_NAME:
trace(" SQL_DESC_CATALOG_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "");
break;
case SQL_DESC_CONCISE_TYPE:
trace(" SQL_DESC_CONCISE_TYPE");
returnInt(NumericAttributePtr, rec->getSqlDataType());
break;
case SQL_DESC_COUNT:
trace(" SQL_DESC_COUNT");
returnInt(NumericAttributePtr, stat->getColumnCount());
break;
case SQL_DESC_DISPLAY_SIZE:
trace(" SQL_DESC_DISPLAY_SIZE");
returnInt(NumericAttributePtr, rec->getDisplaySize());
break;
case SQL_DESC_FIXED_PREC_SCALE:
trace(" SQL_DESC_FIXED_PREC_SCALE");
returnInt(NumericAttributePtr, rec->hasFixedPrecisionScale() ? SQL_TRUE : SQL_FALSE);
break;
case SQL_DESC_LABEL:
trace(" SQL_DESC_LABEL");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, rec->getColumnName().data());
break;
case SQL_DESC_LENGTH:
trace(" SQL_DESC_LENGTH =%d", rec->getLength());
returnInt(NumericAttributePtr, rec->getLength());
break;
case SQL_DESC_LITERAL_PREFIX:
trace(" SQL_DESC_LITERAL_PREFIX %s", rec->getPrefix());
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, rec->getPrefix());
break;
case SQL_DESC_LITERAL_SUFFIX:
trace(" SQL_DESC_LITERAL_SUFFIX %s", rec->getSuffix());
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, rec->getSuffix());
break;
case SQL_DESC_LOCAL_TYPE_NAME:
trace(" SQL_DESC_LOCAL_TYPE_NAME TODO");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "DataType");
break;
case SQL_DESC_NAME:
trace(" SQL_DESC_LOCAL_TYPE_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, rec->getColumnName().data());
break;
case SQL_DESC_NULLABLE:
trace(" SQL_DESC_NULLABLE TODO");
returnInt(NumericAttributePtr, SQL_NULLABLE_UNKNOWN);
break;
case SQL_DESC_NUM_PREC_RADIX:
trace(" SQL_DESC_NUM_PREC_RADIX TODO");
returnInt(NumericAttributePtr, 10);
break;
case SQL_DESC_OCTET_LENGTH:
trace(" SQL_DESC_OCTET_LENGTH TODO");
returnInt(NumericAttributePtr, 255);
break;
case SQL_DESC_PRECISION:
trace(" SQL_DESC_PRECISION");
returnInt(NumericAttributePtr, rec->getPrecision());
break;
case SQL_DESC_SCALE:
trace(" SQL_DESC_SCALE");
returnInt(NumericAttributePtr, rec->getScale());
break;
case SQL_DESC_SCHEMA_NAME:
trace(" SQL_DESC_SCHEMA_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "");
break;
case SQL_DESC_SEARCHABLE:
trace(" SQL_DESC_SEARCHABLE");
returnInt(NumericAttributePtr, SQL_PRED_SEARCHABLE);
break;
case SQL_DESC_TABLE_NAME:
trace(" SQL_DESC_TABLE_NAME");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, rec->getTableName().data());
break;
case SQL_DESC_TYPE:
trace(" SQL_DESC_TYPE %d", rec->getSqlDataType());
returnInt(NumericAttributePtr, rec->getSqlDataType());
break;
case SQL_DESC_TYPE_NAME:
trace(" SQL_DESC_TYPE_NAME TODO");
returnString((SQLCHAR*)CharacterAttributePtr, BufferLength, StringLengthPtr, "VARCHAR");
break;
case SQL_DESC_UNNAMED:
trace(" SQL_DESC_UNNAMED TODO");
returnInt(NumericAttributePtr, SQL_NAMED);
break;
case SQL_DESC_UNSIGNED:
trace(" SQL_DESC_UNSIGNED");
returnInt(NumericAttributePtr, SQL_FALSE);
break;
case SQL_DESC_UPDATABLE:
trace(" SQL_DESC_UPDATABLE TODO");
returnInt(NumericAttributePtr, SQL_ATTR_READONLY);
break;
default:
trace(" FieldIdentifier=? %d TODO", FieldIdentifier);
stat->setError(E_HY091);
return SQL_ERROR;
}
return SQL_SUCCESS;
}