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64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
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/* Copyright 2006-2008 MySQL AB, 2008 Sun Microsystems, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef SQL_STATISTICS_H
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#define SQL_STATISTICS_H
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/*
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These enumeration types comprise the dictionary of three
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statistical tables table_stat, column_stat and index_stat
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as they defined in ../scripts/mysql_system_tables.sql.
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It would be nice if the declarations of these types were
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generated automatically by the table definitions.
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*/
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enum enum_stat_tables
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{
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TABLE_STAT,
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COLUMN_STAT,
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INDEX_STAT,
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};
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enum enum_table_stat_col
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{
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TABLE_STAT_DB_NAME,
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TABLE_STAT_TABLE_NAME,
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TABLE_STAT_CARDINALITY
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};
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enum enum_column_stat_col
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{
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COLUMN_STAT_DB_NAME,
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COLUMN_STAT_TABLE_NAME,
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COLUMN_STAT_COLUMN_NAME,
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COLUMN_STAT_MIN_VALUE,
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COLUMN_STAT_MAX_VALUE,
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COLUMN_STAT_NULLS_RATIO,
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COLUMN_STAT_AVG_LENGTH,
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COLUMN_STAT_AVG_FREQUENCY
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};
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enum enum_index_stat_col
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{
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INDEX_STAT_DB_NAME,
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INDEX_STAT_TABLE_NAME,
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INDEX_STAT_INDEX_NAME,
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INDEX_STAT_PREFIX_ARITY,
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INDEX_STAT_AVG_FREQUENCY
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};
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#endif /* SQL_STATISTICS_H */
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