diff options
Diffstat (limited to 'storage/ndb/src/old_files/client/odbc/codegen/Code_create_row.cpp')
| -rw-r--r-- | storage/ndb/src/old_files/client/odbc/codegen/Code_create_row.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/storage/ndb/src/old_files/client/odbc/codegen/Code_create_row.cpp b/storage/ndb/src/old_files/client/odbc/codegen/Code_create_row.cpp new file mode 100644 index 00000000000..5b90b658ed7 --- /dev/null +++ b/storage/ndb/src/old_files/client/odbc/codegen/Code_create_row.cpp @@ -0,0 +1,162 @@ +/* Copyright (C) 2003 MySQL AB + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + +#include "Code_create_row.hpp" +#include "Code_root.hpp" + +Plan_create_row::~Plan_create_row() +{ +} + +Plan_base* +Plan_create_row::analyze(Ctx& ctx, Ctl& ctl) +{ + // check for duplicate column name + for (unsigned i = 1, n = countColumn(); i < n; i++) { + const BaseString& a = getColumn(i)->getName(); + for (unsigned i2 = i + 1; i2 <= n; i2++) { + const BaseString& a2 = getColumn(i2)->getName(); + if (strcmp(a.c_str(), a2.c_str()) == 0) { + ctx.pushStatus(Error::Gen, "duplicate column %s", a.c_str()); + return 0; + } + } + } + // move single-column primary key constraint to constraint list + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + Plan_ddl_column* column = getColumn(i); + if (column->m_primaryKey) { + Plan_ddl_row* ddlRow = new Plan_ddl_row(m_root); + m_root->saveNode(ddlRow); + ddlRow->addColumn(column); + Plan_ddl_constr* constr = new Plan_ddl_constr(m_root); + m_root->saveNode(constr); + constr->setRow(ddlRow); + addConstr(constr); + column->m_primaryKey = false; // will be set again + } + } + // check primary key constraints + if (countConstr() < 1) { + ctx.pushStatus(Error::Gen, "table must have a primary key"); + return 0; + } + if (countConstr() > 1) { + ctx.pushStatus(Error::Gen, "table can have only one primary key"); + return 0; + } + Plan_ddl_row* ddlRow = getConstr(1)->getRow(); + for (unsigned i = 1, n = ddlRow->countColumn(); i <= n; i++) { + Plan_ddl_column* column = ddlRow->getColumn(i); + const BaseString& a = column->getName(); + bool found = false; + for (unsigned i2 = 1, n2 = countColumn(); i2 <= n2; i2++) { + Plan_ddl_column* column2 = getColumn(i2); + const BaseString& a2 = column2->getName(); + if (strcmp(a.c_str(), a2.c_str()) != 0) + continue; + if (column2->getPrimaryKey()) { + ctx.pushStatus(Error::Gen, "duplicate primary key constraint on %s", a.c_str()); + return 0; + } + column2->setPrimaryKey(); + found = true; + break; + } + if (! found) { + ctx.pushStatus(Error::Gen, "undefined primary key column %s", a.c_str()); + return 0; + } + } + // analyze column types + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + getColumn(i)->analyze(ctx, ctl); + if (! ctx.ok()) + return 0; + } + // check TupleId + unsigned tupleId = 0; + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + Plan_ddl_column* column = getColumn(i); + if (! column->getTupleId()) + continue; + if (i != 1) { + ctx.pushStatus(Error::Gen, "tuple id column %u is not first column", i); + return 0; + } + if (tupleId != 0) { // cannot happen now since attr name is fixed + ctx.pushStatus(Error::Gen, "duplicate tuple id column %u", i); + return 0; + } + tupleId = i; + } + if (tupleId != 0) { + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + Plan_ddl_column* column = getColumn(i); + if (i == tupleId) + continue; + if (! column->getPrimaryKey()) + continue; + ctx.pushStatus(Error::Gen, "cannot have both tuple id and other primary key column %u", i); + return 0; + } + } + // check auto-increment + unsigned autoIncrement = 0; + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + Plan_ddl_column* column = getColumn(i); + if (! column->getAutoIncrement()) + continue; + if (autoIncrement != 0) { + ctx.pushStatus(Error::Gen, "duplicate auto-increment column %u", i); + return 0; + } + autoIncrement = i; + } + if (autoIncrement != 0) { + for (unsigned i = 1, n = countColumn(); i <= n; i++) { + Plan_ddl_column* column = getColumn(i); + if (i == autoIncrement) + continue; + if (! column->getPrimaryKey()) + continue; + ctx.pushStatus(Error::Gen, "cannot have both auto-increment column and other primary key column %u", i); + return 0; + } + } + return this; +} + +Exec_base* +Plan_create_row::codegen(Ctx& ctx, Ctl& ctl) +{ + ctx_assert(false); + return 0; +} + +void +Plan_create_row::print(Ctx& ctx) +{ + ctx.print(" [create_row"); + for (unsigned i = 1; i <= countColumn(); i++) { + Plan_base* a = m_columnList[i]; + printList(ctx, &a, 1); + } + for (unsigned i = 1; i <= countConstr(); i++) { + Plan_base* a = m_constrList[i]; + printList(ctx, &a, 1); + } +} |