Package org.lealone.util

Examples of org.lealone.util.StatementBuilder

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                        Value[] a2 = ((ValueArray) v2).getList();
                        return sortOrder.compare(a1, a2);
                    }
                });
            }
            StatementBuilder buff = new StatementBuilder();
            String sep = separator == null ? "," : separator.getValue(session).getString();
            for (Value val : list) {
                String s;
                if (val.getType() == Value.ARRAY) {
                    s = ((ValueArray) val).getList()[0].getString();
                } else {
                    s = val.convertTo(Value.STRING).getString();
                }
                if (s == null) {
                    continue;
                }
                if (sep != null) {
                    buff.appendExceptFirst(sep);
                }
                buff.append(s);
            }
            v = ValueString.get(buff.toString());
        }
        return v;
    }
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                        Value[] a2 = ((ValueArray) v2).getList();
                        return sortOrder.compare(a1, a2);
                    }
                });
            }
            StatementBuilder buff = new StatementBuilder();
            String sep = separator == null ? "," : separator.getValue(session).getString();
            for (Value val : list) {
                String s;
                if (val.getType() == Value.ARRAY) {
                    s = ((ValueArray) val).getList()[0].getString();
                } else {
                    s = val.convertTo(Value.STRING).getString();
                }
                if (s == null) {
                    continue;
                }
                if (sep != null) {
                    buff.appendExceptFirst(sep);
                }
                buff.append(s);
            }
            v = ValueString.get(buff.toString());
        }
        return v;
    }
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    public int getDisplaySize() {
        return displaySize;
    }

    private String getSQLGroupConcat(boolean isDistributed) {
        StatementBuilder buff = new StatementBuilder("GROUP_CONCAT(");
        if (distinct) {
            buff.append("DISTINCT ");
        }
        buff.append(on.getSQL(isDistributed));
        if (orderList != null) {
            buff.append(" ORDER BY ");
            for (SelectOrderBy o : orderList) {
                buff.appendExceptFirst(", ");
                buff.append(o.expression.getSQL(isDistributed));
                if (o.descending) {
                    buff.append(" DESC");
                }
            }
        }
        if (separator != null) {
            buff.append(" SEPARATOR ").append(separator.getSQL(isDistributed));
        }
        return buff.append(')').toString();
    }
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    public String getCreateSQL(boolean orReplace, boolean force) {
        return getCreateSQL(orReplace, force, getSQL());
    }

    private String getCreateSQL(boolean orReplace, boolean force, String quotedName) {
        StatementBuilder buff = new StatementBuilder("CREATE ");
        if (orReplace) {
            buff.append("OR REPLACE ");
        }
        if (force) {
            buff.append("FORCE ");
        }
        buff.append("VIEW ");
        buff.append(quotedName);
        if (comment != null) {
            buff.append(" COMMENT ").append(StringUtils.quoteStringSQL(comment));
        }
        if (columns != null && columns.length > 0) {
            buff.append('(');
            for (Column c : columns) {
                buff.appendExceptFirst(", ");
                buff.append(c.getSQL());
            }
            buff.append(')');
        } else if (columnNames != null) {
            buff.append('(');
            for (String n : columnNames) {
                buff.appendExceptFirst(", ");
                buff.append(n);
            }
            buff.append(')');
        }
        return buff.append(" AS\n").append(querySQL).toString();
    }
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        if (alias != null) {
            buff.append(' ').append(Parser.quoteIdentifier(alias));
        }
        if (index != null) {
            buff.append('\n');
            StatementBuilder planBuff = new StatementBuilder();
            planBuff.append(index.getPlanSQL());
            if (indexConditions.size() > 0) {
                planBuff.append(": ");
                for (IndexCondition condition : indexConditions) {
                    planBuff.appendExceptFirst("\n    AND ");
                    planBuff.append(condition.getSQL());
                }
            }
            String plan = StringUtils.quoteRemarkSQL(planBuff.toString());
            if (plan.indexOf('\n') >= 0) {
                plan += "\n";
            }
            buff.append(StringUtils.indent("/* " + plan + " */", 4, false));
        }
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    public int getDisplaySize() {
        return Integer.MAX_VALUE;
    }

    public String getSQL(boolean isDistributed) {
        StatementBuilder buff = new StatementBuilder();
        // TODO always append the schema once FUNCTIONS_IN_SCHEMA is enabled
        if (functionAlias.getDatabase().getSettings().functionsInSchema
                || !functionAlias.getSchema().getName().equals(Constants.SCHEMA_MAIN)) {
            buff.append(Parser.quoteIdentifier(functionAlias.getSchema().getName())).append('.');
        }
        buff.append(Parser.quoteIdentifier(functionAlias.getName())).append('(');
        for (Expression e : args) {
            buff.appendExceptFirst(", ");
            buff.append(e.getSQL(isDistributed));
        }
        return buff.append(')').toString();
    }
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    public void setEvaluatable(TableFilter tableFilter, boolean b) {
        left.setEvaluatable(tableFilter, b);
    }

    public String getSQL(boolean isDistributed) {
        StatementBuilder buff = new StatementBuilder("(");
        buff.append(left.getSQL()).append(" IN(");
        for (Expression e : valueList) {
            buff.appendExceptFirst(", ");
            buff.append(e.getSQL());
        }
        return buff.append("))").toString();
    }
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     */
    public String getSQL() {
        if (compareType == Comparison.FALSE) {
            return "FALSE";
        }
        StatementBuilder buff = new StatementBuilder();
        buff.append(column.getSQL());
        switch (compareType) {
        case Comparison.EQUAL:
            buff.append(" = ");
            break;
        case Comparison.EQUAL_NULL_SAFE:
            buff.append(" IS ");
            break;
        case Comparison.BIGGER_EQUAL:
            buff.append(" >= ");
            break;
        case Comparison.BIGGER:
            buff.append(" > ");
            break;
        case Comparison.SMALLER_EQUAL:
            buff.append(" <= ");
            break;
        case Comparison.SMALLER:
            buff.append(" < ");
            break;
        case Comparison.IN_LIST:
            buff.append(" IN(");
            for (Expression e : expressionList) {
                buff.appendExceptFirst(", ");
                buff.append(e.getSQL());
            }
            buff.append(')');
            break;
        case Comparison.IN_QUERY:
            buff.append(" IN(");
            buff.append(expressionQuery.getPlanSQL());
            buff.append(')');
            break;
        default:
            DbException.throwInternalError("type=" + compareType);
        }
        if (expression != null) {
            buff.append(expression.getSQL());
        }
        return buff.toString();
    }
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        return v == null || v == ValueNull.INSTANCE;
    }

    public void add(Session session, Row row) {
        ArrayList<Value> params = New.arrayList();
        StatementBuilder buff = new StatementBuilder("INSERT INTO ");
        buff.append(targetTableName).append(" VALUES(");
        for (int i = 0; i < row.getColumnCount(); i++) {
            Value v = row.getValue(i);
            buff.appendExceptFirst(", ");
            if (v == null) {
                buff.append("DEFAULT");
            } else if (isNull(v)) {
                buff.append("NULL");
            } else {
                buff.append('?');
                params.add(v);
            }
        }
        buff.append(')');
        String sql = buff.toString();
        try {
            link.execute(sql, params, true);
            rowCount++;
        } catch (Exception e) {
            throw TableLink.wrapException(sql, e);
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        }
    }

    public Cursor find(Session session, SearchRow first, SearchRow last) {
        ArrayList<Value> params = New.arrayList();
        StatementBuilder buff = new StatementBuilder("SELECT * FROM ");
        buff.append(targetTableName).append(" T");
        for (int i = 0; first != null && i < first.getColumnCount(); i++) {
            Value v = first.getValue(i);
            if (v != null) {
                buff.appendOnlyFirst(" WHERE ");
                buff.appendExceptFirst(" AND ");
                Column col = table.getColumn(i);
                buff.append(col.getSQL());
                if (v == ValueNull.INSTANCE) {
                    buff.append(" IS NULL");
                } else {
                    buff.append(">=");
                    addParameter(buff, col);
                    params.add(v);
                }
            }
        }
        for (int i = 0; last != null && i < last.getColumnCount(); i++) {
            Value v = last.getValue(i);
            if (v != null) {
                buff.appendOnlyFirst(" WHERE ");
                buff.appendExceptFirst(" AND ");
                Column col = table.getColumn(i);
                buff.append(col.getSQL());
                if (v == ValueNull.INSTANCE) {
                    buff.append(" IS NULL");
                } else {
                    buff.append("<=");
                    addParameter(buff, col);
                    params.add(v);
                }
            }
        }
        String sql = buff.toString();
        try {
            PreparedStatement prep = link.execute(sql, params, false);
            ResultSet rs = prep.getResultSet();
            return new LinkedCursor(link, rs, session, sql, prep);
        } catch (Exception e) {
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Related Classes of org.lealone.util.StatementBuilder

  • org.lealone.command.ddl.Analyze
  • org.lealone.command.ddl.DropTable
  • org.lealone.command.dml.Insert
  • org.lealone.command.dml.Merge
  • org.lealone.command.dml.ScriptCommand
  • org.lealone.command.dml.Select
  • org.lealone.command.dml.Update
  • org.lealone.command.Parser
  • org.lealone.command.Prepared
  • org.lealone.dbobject.constraint.ConstraintReferential
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