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| | | <resultMap type="org.dromara.generator.domain.GenTableColumn" id="GenTableColumnResult"> |
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| | | </resultMap> |
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| | | |
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| | | <select id="selectDbTableColumnsByName" parameterType="String" resultMap="GenTableColumnResult"> |
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| | | <if test="@org.dromara.common.mybatis.helper.DataBaseHelper@isMySql()"> |
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| | | select column_name, |
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| | | (case when (is_nullable = 'no' <![CDATA[ && ]]> column_key != 'PRI') then '1' else '0' end) as is_required, |
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| | | (case when column_key = 'PRI' then '1' else '0' end) as is_pk, |
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| | | ordinal_position as sort, |
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| | | column_comment, |
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| | | (case when extra = 'auto_increment' then '1' else '0' end) as is_increment, |
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| | | column_type |
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| | | from information_schema.columns where table_schema = (select database()) and table_name = (#{tableName}) |
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| | | order by ordinal_position |
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| | | </if> |
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| | | <if test="@org.dromara.common.mybatis.helper.DataBaseHelper@isOracle()"> |
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| | | select lower(temp.column_name) as column_name, |
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| | | (case when (temp.nullable = 'N' and temp.constraint_type != 'P') then '1' else '0' end) as is_required, |
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| | | (case when temp.constraint_type = 'P' then '1' else '0' end) as is_pk, |
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| | | temp.column_id as sort, |
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| | | temp.comments as column_comment, |
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| | | (case when temp.constraint_type = 'P' then '1' else '0' end) as is_increment, |
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| | | lower(temp.data_type) as column_type |
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| | | from ( |
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| | | select col.column_id, col.column_name,col.nullable, col.data_type, colc.comments, uc.constraint_type, row_number() |
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| | | over (partition by col.column_name order by uc.constraint_type desc) as row_flg |
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| | | from user_tab_columns col |
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| | | left join user_col_comments colc on colc.table_name = col.table_name and colc.column_name = col.column_name |
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| | | left join user_cons_columns ucc on ucc.table_name = col.table_name and ucc.column_name = col.column_name |
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| | | left join user_constraints uc on uc.constraint_name = ucc.constraint_name |
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| | | where col.table_name = upper(#{tableName}) |
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| | | ) temp |
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| | | WHERE temp.row_flg = 1 |
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| | | ORDER BY temp.column_id |
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| | | </if> |
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| | | <if test="@org.dromara.common.mybatis.helper.DataBaseHelper@isPostgerSql()"> |
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| | | SELECT column_name, is_required, is_pk, sort, column_comment, is_increment, column_type |
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| | | FROM ( |
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| | | SELECT c.relname AS table_name, |
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| | | a.attname AS column_name, |
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| | | d.description AS column_comment, |
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| | | CASE WHEN a.attnotnull AND con.conname IS NULL THEN 1 ELSE 0 |
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| | | END AS is_required, |
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| | | CASE WHEN con.conname IS NOT NULL THEN 1 ELSE 0 |
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| | | END AS is_pk, |
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| | | a.attnum AS sort, |
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| | | CASE WHEN "position"(pg_get_expr(ad.adbin, ad.adrelid), |
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| | | ((c.relname::text || '_'::text) || a.attname::text) || '_seq'::text) > 0 THEN 1 ELSE 0 |
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| | | END AS is_increment, |
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| | | btrim( |
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| | | CASE WHEN t.typelem <![CDATA[ <> ]]> 0::oid AND t.typlen = '-1'::integer THEN 'ARRAY'::text ELSE |
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| | | CASE WHEN t.typtype = 'd'::"char" THEN format_type(t.typbasetype, NULL::integer) |
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| | | ELSE format_type(a.atttypid, NULL::integer) END |
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| | | END, '"'::text |
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| | | ) AS column_type |
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| | | FROM pg_attribute a |
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| | | JOIN (pg_class c JOIN pg_namespace n ON c.relnamespace = n.oid) ON a.attrelid = c.oid |
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| | | LEFT JOIN pg_description d ON d.objoid = c.oid AND a.attnum = d.objsubid |
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| | | LEFT JOIN pg_constraint con ON con.conrelid = c.oid AND (a.attnum = ANY (con.conkey)) |
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| | | LEFT JOIN pg_attrdef ad ON a.attrelid = ad.adrelid AND a.attnum = ad.adnum |
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| | | LEFT JOIN pg_type t ON a.atttypid = t.oid |
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| | | WHERE (c.relkind = ANY (ARRAY ['r'::"char", 'p'::"char"])) |
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| | | AND a.attnum > 0 |
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| | | AND n.nspname = 'public'::name |
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| | | ORDER BY c.relname, a.attnum |
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| | | ) temp |
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| | | WHERE table_name = (#{tableName}) |
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| | | AND column_type <![CDATA[ <> ]]> '-' |
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| | | </if> |
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| | | <if test="@org.dromara.common.mybatis.helper.DataBaseHelper@isSqlServer()"> |
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| | | SELECT |
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| | | cast(A.NAME as nvarchar) as column_name, |
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| | | cast(B.NAME as nvarchar) + (case when B.NAME = 'numeric' then '(' + cast(A.prec as nvarchar) + ',' + cast(A.scale as nvarchar) + ')' else '' end) as column_type, |
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| | | cast(G.[VALUE] as nvarchar) as column_comment, |
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| | | (SELECT 1 FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE Z WHERE TABLE_NAME = D.NAME and A.NAME = Z.column_name ) as is_pk, |
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| | | colorder as sort |
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| | | FROM SYSCOLUMNS A |
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| | | LEFT JOIN SYSTYPES B ON A.XTYPE = B.XUSERTYPE |
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| | | INNER JOIN SYSOBJECTS D ON A.ID = D.ID AND D.XTYPE='U' AND D.NAME != 'DTPROPERTIES' |
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| | | LEFT JOIN SYS.EXTENDED_PROPERTIES G ON A.ID = G.MAJOR_ID AND A.COLID = G.MINOR_ID |
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| | | LEFT JOIN SYS.EXTENDED_PROPERTIES F ON D.ID = F.MAJOR_ID AND F.MINOR_ID = 0 |
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| | | WHERE D.NAME = #{tableName} |
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| | | ORDER BY A.COLORDER |
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| | | </if> |
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| | | </select> |
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| | | |
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| | | </mapper> |
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